{"title":"Laboratory Water Circulators","description":"\u003ch2\u003eYamato Laboratory Water Circulators \u0026amp; Chillers\u003c\/h2\u003e\n\u003cp\u003eYamato Scientific water circulators supply a steady source of temperature-controlled fluid to remove process heat — keeping rotary-evaporator condensers, viscometers, spectrofluorometers and reaction vessels at a stable set point. Every unit is a sealed \u003cstrong\u003eclosed-circulation\u003c\/strong\u003e system, so coolant is conserved rather than run to drain, and all are sold by LabSupplies.com as an authorized Yamato Scientific dealer, in stock and shipped from USA inventory.\u003c\/p\u003e\n\n\u003ch3\u003eThe Yamato circulator lineup\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/benchtop-water-circulator-3-4l-cb-100-115v\"\u003e\u003cstrong\u003eCB-100\u003c\/strong\u003e — Benchtop Water Circulator, 3.4 L\u003c\/a\u003e: the only model in the range with \u003cstrong\u003eboth heating and cooling\u003c\/strong\u003e (−10 °C to 80 °C). A slim 180 mm-wide footprint for viscometry, spectrofluorometry and general bench cooling\/heating.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/cooling-water-circulator-3-9l-cf-303y\"\u003e\u003cstrong\u003eCF-303Y \/ CF-313Y\u003c\/strong\u003e — Cooling Water Circulator, 3.9 L\u003c\/a\u003e: compact refrigerated chiller, −20 °C to 30 °C, ~450 W cooling at 10 °C. Installs on or below the bench. Available in 115 V (CF-303Y) and 220 V (CF-313Y).\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/cooling-water-circulator-16l-cf-802a-115v\"\u003e\u003cstrong\u003eCF-802A\u003c\/strong\u003e — Cooling Water Circulator, 16 L\u003c\/a\u003e: high-capacity refrigerated chiller, ~1320 W cooling at 10 °C, that can serve \u003cstrong\u003eup to four rotary evaporators\u003c\/strong\u003e at once, with an optional in-body solvent-recovery secondary trap.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow the models differ\u003c\/h3\u003e\n\u003cp\u003eChoose \u003cstrong\u003eCB-100\u003c\/strong\u003e when the application needs a regulated \u003cem\u003ewarm or cold\u003c\/em\u003e bath and a small footprint. Choose the \u003cstrong\u003eCF series\u003c\/strong\u003e for dedicated cooling: CF-303Y\/313Y for a single rotary evaporator or condenser, and CF-802A when one chiller must cool a high heat load or several evaporators simultaneously. All three use environmentally responsible refrigerants and Pt100Ω temperature sensing with a white-LED digital controller.\u003c\/p\u003e\n\n\u003cp\u003eFor solvent recovery and concentration work, a circulator is most effective alongside a \u003ca href=\"\/collections\/laboratory-cold-traps\"\u003ecold trap\u003c\/a\u003e to protect the vacuum pump, and pairs naturally with a \u003ca href=\"\/collections\/rotary-evaporators-1\"\u003eYamato rotary evaporator\u003c\/a\u003e. Not sure which circulator fits your load? See our \u003ca href=\"\/pages\/water-circulator-cold-trap-buying-guide\"\u003eWater Circulator \u0026amp; Cold Trap Buying Guide\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"benchtop-water-circulator-3-4l-cb-100-115v","title":"Yamato CB100 Benchtop Water Circulator 3.4L","description":"\u003ch2\u003eBenchtop Water Circulator 3.4L Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBenchtop Water Circulator 3.4L\u003c\/strong\u003e (model CB100) is a recirculating circulator \/ chiller from Yamato Scientific, supplied by LabSupplies.com as an authorized dealer. Built for closed-circulation heating and cooling, this unit holds a 3.4 L bath and regulates fluid temperature across a −10°C to 80°C range.\u003c\/p\u003e\n\u003cp\u003eA closed circulation cooling system pairs with R-134a refrigerant to pull bath temperature below ambient without an external water feed. Front-mounted, the intake filter removes for fast cleaning, while a standard-equipped drain simplifies fluid changes. Peak flow reaches roughly 6.8 \/ 8.0 L\/min and lift reaches about 3.3 \/ 4.7 m at 50 \/ 60 Hz.\u003c\/p\u003e\n\u003cp\u003ePower runs on AC115V at 50\/60 Hz, matching standard North American bench circuits. Measuring 180 mm wide by 360 mm deep, the circulator fits a crowded benchtop beside the instrument it feeds. Typical pairings include viscometers, spectrofluorometers, and other apparatus needing stable cooling or heating circulation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide temperature control:\u003c\/strong\u003e regulates the circulating fluid from −10°C to 80°C for both cooling and heating duty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosed circulation cooling:\u003c\/strong\u003e self-contained loop maintains sub-ambient temperatures without a continuous tap-water supply.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR-134a refrigeration:\u003c\/strong\u003e sealed refrigerant system (GWP 1430) drives the cooling performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemovable intake filter:\u003c\/strong\u003e front-mounted filter pulls out for quick cleaning and uninterrupted flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard drain:\u003c\/strong\u003e equipped as standard for straightforward bath emptying and fluid changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact 3.4 L bath:\u003c\/strong\u003e delivers up to ~6.8 \/ 8.0 L\/min flow and ~3.3 \/ 4.7 m head at 50 \/ 60 Hz from a 180 × 360 mm footprint.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Choose the Right Circulator \/ Chiller\u003c\/h2\u003e\n\u003cp\u003eMatching a recirculating circulator to a downstream instrument comes down to a few measurable axes. Weigh each against the apparatus you plan to feed and the bench space available.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature range:\u003c\/strong\u003e confirm the unit spans your process setpoints; the CB100 covers −10°C to 80°C for combined cooling and heating work.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBath capacity:\u003c\/strong\u003e a 3.4 L reservoir suits single benchtop instruments such as viscometers and spectrofluorometers rather than large multi-loop systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow and head:\u003c\/strong\u003e verify the pump can move enough fluid against your line restriction; rate and lift here scale with 50 \/ 60 Hz operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage and power:\u003c\/strong\u003e match site power, as this model is built for AC115V at 50\/60 Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint:\u003c\/strong\u003e a 180 × 360 mm base fits tight benches beside the instrument being cooled or heated.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance access:\u003c\/strong\u003e a removable front filter and standard drain shorten cleaning and fluid-change downtime.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e3.4 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e115V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eBenchtop recirculating water circulator (heating \u0026amp; cooling, closed circulation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling System\u003c\/td\u003e\n\u003ctd\u003eClosed circulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e-10°C to 80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBath Capacity\u003c\/td\u003e\n\u003ctd\u003e3.4 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Flow Rate\u003c\/td\u003e\n\u003ctd\u003e~6.8 \/ 8.0 L\/min (50 \/ 60 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Head (Lift)\u003c\/td\u003e\n\u003ctd\u003e~3.3 \/ 4.7 m (50 \/ 60 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR-134a (GWP 1430)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntake Filter\u003c\/td\u003e\n\u003ctd\u003eFront-mounted, removable for easy cleaning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrain\u003c\/td\u003e\n\u003ctd\u003eStandard equipped\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e180 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e360 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Source\u003c\/td\u003e\n\u003ctd\u003eAC115V, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eViscometer, spectrofluorometer, and other cooling\/heating circulation applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAvailable Sizes and Configurations\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003cth\u003eConfiguration\u003c\/th\u003e\n\u003cth\u003ePack\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCB-100-115V\u003c\/td\u003e\n\u003ctd\u003eEA\u003c\/td\u003e\n\u003ctd\u003eEA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eDocumentation\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.yamato-usa.com\/web\/content\/13374\" target=\"_blank\" rel=\"noopener\"\u003eProduct Brochure\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.yamato-usa.com\/shop\/yamato-cb100-benchtop-water-circulator-58\" target=\"_blank\" rel=\"noopener\"\u003eYamato Scientific Official Product Page\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eMore in This Series\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/cooling-water-circulator-3-9l-cf-303y\"\u003eCooling Water Circulator 3.9L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/cooling-water-circulator-16l-cf-802a-115v\"\u003eCooling Water Circulator 16L\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Buy From LabSupplies.com\u003c\/h2\u003e\n\u003cp\u003eOrder the CB100 circulator directly from LabSupplies.com and receive a genuine Yamato Scientific unit backed by the manufacturer warranty. Our lab-equipment specialists answer spec and compatibility questions before you commit.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthorized Yamato Scientific dealer:\u003c\/strong\u003e genuine equipment with full manufacturer warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn stock:\u003c\/strong\u003e ready to ship from USA inventory.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eSpecialist support:\u003c\/strong\u003e dedicated lab-equipment team for technical and configuration questions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat temperature range does the Yamato CB100 cover?\u003c\/h3\u003e\u003cp\u003eThe CB100 regulates circulating fluid from −10°C to 80°C, supporting both sub-ambient cooling and heating applications in a single unit.\u003c\/p\u003e\n\u003ch3\u003eWhat is the bath capacity and footprint of the CB100?\u003c\/h3\u003e\u003cp\u003eThe CB100 has a 3.4 L bath capacity. Its compact footprint measures 180 mm wide by 360 mm deep, fitting alongside benchtop instruments.\u003c\/p\u003e\n\u003ch3\u003eWhat voltage and power does the CB100 require?\u003c\/h3\u003e\u003cp\u003eThe CB100 runs on AC115V at 50\/60 Hz, matching standard North American laboratory bench circuits.\u003c\/p\u003e\n\u003ch3\u003eDoes the CB100 need an external water supply for cooling?\u003c\/h3\u003e\u003cp\u003eNo. The CB100 uses a closed circulation cooling system with R-134a refrigerant, so it cools the bath without a continuous tap-water feed.\u003c\/p\u003e\n\u003ch3\u003eHow is the CB100 maintained?\u003c\/h3\u003e\u003cp\u003eMaintenance is straightforward. A front-mounted intake filter removes for cleaning, and a standard-equipped drain allows quick bath emptying and fluid changes.\u003c\/p\u003e\n\u003ch3\u003eWhat applications is the CB100 designed for?\u003c\/h3\u003e\u003cp\u003eThe CB100 supplies temperature-controlled circulation to instruments such as viscometers and spectrofluorometers, plus other apparatus requiring stable cooling or heating flow.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"Product\",\n      \"@id\": \"https:\/\/labsupplies.com\/products\/benchtop-water-circulator-3-4l-cb-100-115v#product\",\n      \"name\": \"Yamato CB100 Benchtop Water Circulator 3.4L\",\n      \"sku\": \"CB-100\",\n      \"mpn\": \"CB-100\",\n      \"brand\": {\n        \"@type\": \"Brand\",\n        \"name\": \"Yamato Scientific\"\n      },\n      \"manufacturer\": {\n        \"@type\": \"Organization\",\n        \"name\": \"Yamato Scientific\"\n      },\n      \"url\": \"https:\/\/labsupplies.com\/products\/benchtop-water-circulator-3-4l-cb-100-115v\",\n      \"dateModified\": \"2026-06-29\",\n      \"offers\": {\n        \"@type\": \"Offer\",\n        \"priceCurrency\": \"USD\",\n        \"price\": \"3730.00\",\n        \"availability\": \"https:\/\/schema.org\/InStock\",\n        \"url\": \"https:\/\/labsupplies.com\/products\/benchtop-water-circulator-3-4l-cb-100-115v\",\n        \"seller\": {\n          \"@type\": \"Organization\",\n          \"name\": \"LabSupplies.com\"\n        }\n      },\n      \"image\": \"https:\/\/dl.dropboxusercontent.com\/scl\/fo\/02jn6wbbh1yhzaqkcyplw\/h\/CB100.png?rlkey=wtjo5lqeg5sku9a3506qrpssx\",\n      \"description\": \"Yamato CB100 benchtop water circulator: 3.4L bath, −10°C to 80°C, 115V closed-circulation cooling. In stock. Authorized Yamato dealer, ships from USA.\"\n    },\n    {\n      \"@type\": \"BreadcrumbList\",\n      \"itemListElement\": [\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 1,\n          \"name\": \"Home\",\n          \"item\": \"https:\/\/labsupplies.com\/\"\n        },\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 2,\n          \"name\": \"Circulator \/ Chiller\",\n          \"item\": \"https:\/\/labsupplies.com\/collections\/circulator-chiller\"\n        },\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 3,\n          \"name\": \"Yamato CB100 Benchtop Water Circulator 3.4L\",\n          \"item\": \"https:\/\/labsupplies.com\/products\/benchtop-water-circulator-3-4l-cb-100-115v\"\n        }\n      ]\n    },\n    {\n      \"@type\": \"FAQPage\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What temperature range does the Yamato CB100 cover?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The CB100 regulates circulating fluid from −10°C to 80°C, supporting both sub-ambient cooling and heating applications in a single unit.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What is the bath capacity and footprint of the CB100?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The CB100 has a 3.4 L bath capacity. Its compact footprint measures 180 mm wide by 360 mm deep, fitting alongside benchtop instruments.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What voltage and power does the CB100 require?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The CB100 runs on AC115V at 50\/60 Hz, matching standard North American laboratory bench circuits.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Does the CB100 need an external water supply for cooling?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"No. The CB100 uses a closed circulation cooling system with R-134a refrigerant, so it cools the bath without a continuous tap-water feed.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"How is the CB100 maintained?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Maintenance is straightforward. A front-mounted intake filter removes for cleaning, and a standard-equipped drain allows quick bath emptying and fluid changes.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What applications is the CB100 designed for?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The CB100 supplies temperature-controlled circulation to instruments such as viscometers and spectrofluorometers, plus other apparatus requiring stable cooling or heating flow.\"\n          }\n        }\n      ]\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Yamato Scientific","offers":[{"title":"EA","offer_id":48693454700776,"sku":"CB-100-115V","price":3730.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/CB100.png?v=1782751581"},{"product_id":"cooling-water-circulator-3-9l-cf-303y","title":"Yamato CF303Y Cooling Water Circulator 3.9L","description":"\u003ch2\u003eCooling Water Circulator 3.9L Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eCooling Water Circulator 3.9L (Yamato Scientific CF303Y)\u003c\/strong\u003e is a refrigerated recirculating water circulator built for closed-loop cooling across a temperature setting range of -20°C to 30°C. Sold by LabSupplies.com, authorized dealer, this 3.9 L unit delivers roughly 450 W of cooling capacity at 10°C with ±1.0°C control accuracy at or above freezing.\u003c\/p\u003e\n\u003cp\u003eA stainless steel water bath pairs with a stainless steel 304 cooling coil for durable, corrosion-resistant fluid handling. Temperature is read by a Pt100Ω sensor and managed through refrigeration ON-OFF control with a white LED digital display at 1°C resolution. The R452A air-cooled system reaches a maximum flow rate near 10 L\/min and a maximum head of about 5.7 m.\u003c\/p\u003e\n\u003cp\u003eCF303Y runs on single-phase AC115V at 6.8 A, while the CF313Y variant covers 220V installations. Its slim 205 × 396 × 535 mm footprint installs on or below a laboratory bench, and the unit weighs roughly 30 kg. Country of origin is China. Each circulator ships with a 1 m condensation drain hose, two hose clamps, and two hose nozzles.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefrigerated cooling range:\u003c\/strong\u003e setting range of -20°C to 30°C with no heating function, delivering ~450 W at 10°C and ~330 W at -10°C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless steel fluid path:\u003c\/strong\u003e stainless steel water bath and stainless steel 304 cooling coil resist corrosion in continuous recirculation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital control:\u003c\/strong\u003e Pt100Ω sensor with white LED display, key entry, and 1°C resolution under refrigeration ON-OFF control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-touch connection:\u003c\/strong\u003e rear top-panel swivel L-type connector accepts a 10 mm OD hard tube or 9 mm ID flexible hose on a single line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR452A air-cooled system:\u003c\/strong\u003e 450 W air-cooled refrigeration with up to ~10 L\/min flow and ~5.7 m maximum head.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLayered safety devices:\u003c\/strong\u003e overcurrent ELCB, sensor-failure detection, upper\/lower temperature limit alerts, refrigerator high-pressure cutoff, fan and pump protection, and a refrigerator-protection delay timer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Choose the Right Circulator \/ Chiller\u003c\/h2\u003e\n\u003cp\u003eSelecting a recirculating chiller comes down to matching cooling output, temperature span, and connection format to your instrument load. Review these axes .\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature range:\u003c\/strong\u003e confirm the application stays within -20°C to 30°C; this unit cools only and offers no heating function.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling capacity:\u003c\/strong\u003e match heat load to the ~450 W available at 10°C and ~330 W at -10°C so the chiller holds setpoint under continuous duty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBath capacity and flow:\u003c\/strong\u003e a 3.9 L bath with ~10 L\/min flow and ~5.7 m head suits condenser cooling on rotary evaporators and similar loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage and power:\u003c\/strong\u003e choose CF303Y for single-phase AC115V, 6.8 A circuits or CF313Y for 220V sites to fit existing infrastructure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint:\u003c\/strong\u003e verify the slim 205 × 396 × 535 mm body and ~30 kg weight fit on or below your bench.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety requirements:\u003c\/strong\u003e evaluate the built-in ELCB, high-pressure cutoff, sensor-failure detection, and limit alerts against your lab's protection standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e3.9 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e115V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eRefrigerated recirculating water circulator (cooling)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling System\u003c\/td\u003e\n\u003ctd\u003eClosed circulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCirculating Medium\u003c\/td\u003e\n\u003ctd\u003eTap water; anti-freeze solution (below 10°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Setting Range\u003c\/td\u003e\n\u003ctd\u003e-20°C to 30°C (no heating function)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Control Accuracy\u003c\/td\u003e\n\u003ctd\u003e±1.0°C (≥0°C); ±1.5°C (\u0026lt;0°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Fluctuation\u003c\/td\u003e\n\u003ctd\u003e2.0°C (≥0°C); 3.0°C (\u0026lt;0°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling Capacity\u003c\/td\u003e\n\u003ctd\u003e~450 W at 10°C; ~330 W at -10°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Flow Rate\u003c\/td\u003e\n\u003ctd\u003e~10 L\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Head (Lift)\u003c\/td\u003e\n\u003ctd\u003e~5.7 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Ambient Temperature\u003c\/td\u003e\n\u003ctd\u003e5°C to 35°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Control System\u003c\/td\u003e\n\u003ctd\u003eRefrigeration ON-OFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Sensor\u003c\/td\u003e\n\u003ctd\u003ePt100Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController\u003c\/td\u003e\n\u003ctd\u003eWhite LED digital display, key entry, 1°C resolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigeration System\u003c\/td\u003e\n\u003ctd\u003eAir cooling \/ 450 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR452A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling Coil\u003c\/td\u003e\n\u003ctd\u003eStainless steel 304\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCirculation Connection\u003c\/td\u003e\n\u003ctd\u003eRear top panel, single line; one-touch swivel L-type connector (10 mm OD hard tube or 9 mm ID flexible hose)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Bath Material\u003c\/td\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Bath Capacity\u003c\/td\u003e\n\u003ctd\u003e~3.9 L (liquid volume 3.5 L)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Devices\u003c\/td\u003e\n\u003ctd\u003eOvercurrent ELCB, temperature sensor failure detection, temperature upper\/lower limit alert and error, refrigerator high-pressure cutoff switch, fan motor protection, circulation pump protection, refrigerator-protection delay timer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Dimensions (W×D×H)\u003c\/td\u003e\n\u003ctd\u003e205 × 396 × 535 mm (225 × 434 × 564 mm incl. protrusions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e~30 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompact Installation\u003c\/td\u003e\n\u003ctd\u003eSlim footprint installs on or below a laboratory bench\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Combination\u003c\/td\u003e\n\u003ctd\u003eRotary evaporator condenser cooling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Accessories\u003c\/td\u003e\n\u003ctd\u003eCondensation drain hose (1 m), hose clamps (2), hose nozzles (2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Source\u003c\/td\u003e\n\u003ctd\u003eSingle-phase AC115V, 6.8 A (with plug)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAvailable Sizes and Configurations\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003cth\u003eConfiguration\u003c\/th\u003e\n\u003cth\u003ePack\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCF-303Y\u003c\/td\u003e\n\u003ctd\u003e115V\u003c\/td\u003e\n\u003ctd\u003eEA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCF-313Y\u003c\/td\u003e\n\u003ctd\u003e220V\u003c\/td\u003e\n\u003ctd\u003eEA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eDocumentation\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.yamato-usa.com\/web\/content\/13317\" target=\"_blank\" rel=\"noopener\"\u003eProduct Brochure\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.yamato-usa.com\/shop\/yamato-cf-series-refrigerated-water-circulators-64\" target=\"_blank\" rel=\"noopener\"\u003eYamato Scientific Official Product Page\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eMore in This Series\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/benchtop-water-circulator-3-4l-cb-100-115v\"\u003eBenchtop Water Circulator 3.4L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/cooling-water-circulator-16l-cf-802a-115v\"\u003eCooling Water Circulator 16L\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Buy From LabSupplies.com\u003c\/h2\u003e\n\u003cp\u003eLabSupplies.com is an authorized Yamato Scientific dealer, so every Cooling Water Circulator 3.9L ships as a genuine unit backed by the manufacturer warranty. Order directly online and our lab-equipment specialists are ready for any spec question before you commit.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthorized Yamato Scientific dealer:\u003c\/strong\u003e genuine units with full manufacturer warranty coverage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn stock:\u003c\/strong\u003e ready to ship from USA inventory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage options stocked:\u003c\/strong\u003e CF303Y (115V) and CF313Y (220V) both available.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDedicated lab-equipment specialists:\u003c\/strong\u003e direct support for sizing, connection, and compatibility questions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat temperature range does the CF303Y cover?\u003c\/h3\u003e\u003cp\u003eThe CF303Y sets between -20°C and 30°C with no heating function. Control accuracy is ±1.0°C at or above 0°C and ±1.5°C below 0°C, with cooling capacity around 450 W at 10°C and 330 W at -10°C.\u003c\/p\u003e\n\u003ch3\u003eWhat is the bath capacity and how large is the unit?\u003c\/h3\u003e\u003cp\u003eThe water bath holds about 3.9 L with a 3.5 L liquid volume. External dimensions are 205 × 396 × 535 mm (225 × 434 × 564 mm including protrusions), and the unit weighs roughly 30 kg for on-bench or under-bench installation.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between CF303Y and CF313Y?\u003c\/h3\u003e\u003cp\u003eVoltage is the only difference. CF303Y runs on single-phase AC115V at 6.8 A, while CF313Y is the 220V version. Both share the same 3.9 L capacity, -20°C to 30°C range, and cooling performance.\u003c\/p\u003e\n\u003ch3\u003eWhat materials contact the circulating fluid?\u003c\/h3\u003e\u003cp\u003eThe water bath is stainless steel and the cooling coil is stainless steel 304. The circulating medium is tap water, or an anti-freeze solution when operating below 10°C.\u003c\/p\u003e\n\u003ch3\u003eHow does the chiller connect to my instrument?\u003c\/h3\u003e\u003cp\u003eA single circulation line exits the rear top panel through a one-touch swivel L-type connector. It accepts a 10 mm OD hard tube or a 9 mm ID flexible hose, and the unit is recommended for rotary evaporator condenser cooling.\u003c\/p\u003e\n\u003ch3\u003eWhat safety features are built into the circulator?\u003c\/h3\u003e\u003cp\u003eProtection includes an overcurrent ELCB, temperature sensor failure detection, upper and lower temperature limit alerts and errors, a refrigerator high-pressure cutoff switch, fan motor protection, circulation pump protection, and a refrigerator-protection delay timer.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"Product\",\n      \"@id\": \"https:\/\/labsupplies.com\/products\/cooling-water-circulator-3-9l-cf-303y#product\",\n      \"name\": \"Yamato CF303Y Cooling Water Circulator 3.9L\",\n      \"sku\": \"CF-303Y\",\n      \"mpn\": \"CF-303Y\",\n      \"brand\": {\n        \"@type\": \"Brand\",\n        \"name\": \"Yamato Scientific\"\n      },\n      \"manufacturer\": {\n        \"@type\": \"Organization\",\n        \"name\": \"Yamato Scientific\"\n      },\n      \"url\": \"https:\/\/labsupplies.com\/products\/cooling-water-circulator-3-9l-cf-303y\",\n      \"dateModified\": \"2026-06-29\",\n      \"offers\": {\n        \"@type\": \"Offer\",\n        \"priceCurrency\": \"USD\",\n        \"price\": \"2575.00\",\n        \"availability\": \"https:\/\/schema.org\/InStock\",\n        \"url\": \"https:\/\/labsupplies.com\/products\/cooling-water-circulator-3-9l-cf-303y\",\n        \"seller\": {\n          \"@type\": \"Organization\",\n          \"name\": \"LabSupplies.com\"\n        }\n      },\n      \"image\": \"https:\/\/dl.dropboxusercontent.com\/scl\/fo\/02jn6wbbh1yhzaqkcyplw\/h\/CF303Y%20CF313Y.png?rlkey=wtjo5lqeg5sku9a3506qrpssx\",\n      \"description\": \"Yamato CF303Y cooling water circulator: 3.9L bath, -20°C to 30°C range, ~450W cooling, digital control. In stock. Authorized Yamato dealer, ships from USA.\"\n    },\n    {\n      \"@type\": \"BreadcrumbList\",\n      \"itemListElement\": [\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 1,\n          \"name\": \"Home\",\n          \"item\": \"https:\/\/labsupplies.com\/\"\n        },\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 2,\n          \"name\": \"Circulator \/ Chiller\",\n          \"item\": \"https:\/\/labsupplies.com\/collections\/circulator-chiller\"\n        },\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 3,\n          \"name\": \"Yamato CF303Y Cooling Water Circulator 3.9L\",\n          \"item\": \"https:\/\/labsupplies.com\/products\/cooling-water-circulator-3-9l-cf-303y\"\n        }\n      ]\n    },\n    {\n      \"@type\": \"FAQPage\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What temperature range does the CF303Y cover?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The CF303Y sets between -20°C and 30°C with no heating function. Control accuracy is ±1.0°C at or above 0°C and ±1.5°C below 0°C, with cooling capacity around 450 W at 10°C and 330 W at -10°C.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What is the bath capacity and how large is the unit?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The water bath holds about 3.9 L with a 3.5 L liquid volume. External dimensions are 205 × 396 × 535 mm (225 × 434 × 564 mm including protrusions), and the unit weighs roughly 30 kg for on-bench or under-bench installation.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What is the difference between CF303Y and CF313Y?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Voltage is the only difference. CF303Y runs on single-phase AC115V at 6.8 A, while CF313Y is the 220V version. Both share the same 3.9 L capacity, -20°C to 30°C range, and cooling performance.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What materials contact the circulating fluid?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The water bath is stainless steel and the cooling coil is stainless steel 304. The circulating medium is tap water, or an anti-freeze solution when operating below 10°C.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"How does the chiller connect to my instrument?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"A single circulation line exits the rear top panel through a one-touch swivel L-type connector. It accepts a 10 mm OD hard tube or a 9 mm ID flexible hose, and the unit is recommended for rotary evaporator condenser cooling.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What safety features are built into the circulator?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Protection includes an overcurrent ELCB, temperature sensor failure detection, upper and lower temperature limit alerts and errors, a refrigerator high-pressure cutoff switch, fan motor protection, circulation pump protection, and a refrigerator-protection delay timer.\"\n          }\n        }\n      ]\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Yamato Scientific","offers":[{"title":"115V","offer_id":48693454766312,"sku":"CF-303Y","price":2575.0,"currency_code":"USD","in_stock":true},{"title":"220V","offer_id":48693454799080,"sku":"CF-313Y","price":2575.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/CF303Y_20CF313Y.png?v=1782751590"},{"product_id":"cooling-water-circulator-16l-cf-802a-115v","title":"Yamato CF802A Cooling Water Circulator 16L","description":"\u003ch2\u003eCooling Water Circulator 16L Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eCooling Water Circulator 16L\u003c\/strong\u003e (model CF802A) from Yamato Scientific is a refrigerated recirculating water circulator offering a 16 L capacity and a setting range of -20°C to 30°C. LabSupplies.com, an authorized dealer, supplies this closed-circulation cooler for labs that must hold process temperatures without a heating function.\u003c\/p\u003e\n\u003cp\u003eA stainless steel water bath and stainless steel cooling coil resist corrosion across roughly 15.5 L of internal volume. The R410A air-cooled refrigeration system delivers about 1320 W of cooling at 10°C, while a Pt100Ω sensor and ON-OFF refrigeration control hold ±1.0°C accuracy. One unit can feed up to four rotary evaporators through a single rear circulation line.\u003c\/p\u003e\n\u003cp\u003ePower comes from a single-phase AC115V, 15 A supply with plug. Bench footprint measures 340 × 370 × 838 mm, and the circulator weighs approximately 44 kg. Country of origin is China. Included accessories cover a 1 m condensation drain hose, two hose clamps, two hose nozzles, and a spare 2 A service-outlet fuse.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling performance:\u003c\/strong\u003e approximately 1320 W at 10°C and 700 W at -10°C, with a -20°C to 30°C setting range and ±1.0°C control accuracy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless steel construction:\u003c\/strong\u003e stainless steel water bath and stainless steel cooling coil for durable, corrosion-resistant circulation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-evaporator support:\u003c\/strong\u003e connects up to four rotary evaporators from a single rear-panel circulation line with a one-touch swivel L-type connector and flow-rate valve.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital control:\u003c\/strong\u003e white LED display with key entry, 1°C resolution, Pt100Ω sensor, and refrigeration ON-OFF temperature control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive safety suite:\u003c\/strong\u003e overcurrent ELCB, sensor-failure detection, upper\/lower temperature limit alerts, high-pressure cutoff, fan and pump protection, and refrigerator-protection delay timer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow capability:\u003c\/strong\u003e maximum flow rate near 14 L\/min and maximum head of roughly 14.3 m using tap water or anti-freeze solution above 10°C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Choose the Right Circulator \/ Chiller\u003c\/h2\u003e\n\u003cp\u003eMatching a recirculating chiller to your workflow means weighing thermal load, fluid delivery, and site power before issuing a PO. Review these axes against the CF802A specifications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling capacity:\u003c\/strong\u003e confirm the wattage your application removes at the target temperature; the CF802A provides about 1320 W at 10°C and 700 W at -10°C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature range:\u003c\/strong\u003e verify the low-end setpoint your process needs. This unit sets from -20°C to 30°C and has no heating function.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow and head:\u003c\/strong\u003e size pump output to your loop length and lift; here flow reaches roughly 14 L\/min with a 14.3 m maximum head.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage and power:\u003c\/strong\u003e match circuit availability. The CF802A runs on single-phase AC115V at 15 A with a plug.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint and weight:\u003c\/strong\u003e plan bench or floor space for a 340 × 370 × 838 mm unit weighing about 44 kg.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety devices:\u003c\/strong\u003e evaluate protection features such as ELCB, high-pressure cutoff, and limit alerts when the chiller runs unattended.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e16 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e115V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eRefrigerated recirculating water circulator (cooling)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling System\u003c\/td\u003e\n\u003ctd\u003eClosed circulation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCirculating Medium\u003c\/td\u003e\n\u003ctd\u003eTap water; anti-freeze solution (over 10°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Setting Range\u003c\/td\u003e\n\u003ctd\u003e-20°C to 30°C (no heating function)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Control Accuracy\u003c\/td\u003e\n\u003ctd\u003e±1.0°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Fluctuation\u003c\/td\u003e\n\u003ctd\u003e3.0°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling Capacity\u003c\/td\u003e\n\u003ctd\u003e~1320 W at 10°C; ~700 W at -10°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Flow Rate\u003c\/td\u003e\n\u003ctd\u003e~14 L\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Head (Lift)\u003c\/td\u003e\n\u003ctd\u003e~14.3 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Ambient Temperature\u003c\/td\u003e\n\u003ctd\u003e5°C to 35°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Control System\u003c\/td\u003e\n\u003ctd\u003eRefrigeration ON-OFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Sensor\u003c\/td\u003e\n\u003ctd\u003ePt100Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController\u003c\/td\u003e\n\u003ctd\u003eWhite LED digital display, key entry, 1°C resolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigeration System\u003c\/td\u003e\n\u003ctd\u003eAir cooling \/ 700 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR410A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling Coil\u003c\/td\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCirculation Connection\u003c\/td\u003e\n\u003ctd\u003eRear top panel, single line; one-touch swivel L-type connector with flow-rate valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Bath Material\u003c\/td\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Bath Capacity\u003c\/td\u003e\n\u003ctd\u003e~15.5 L (liquid volume 14 L)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMultiple Evaporator Support\u003c\/td\u003e\n\u003ctd\u003eConnects up to four (4) rotary evaporators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolvent Recovery\u003c\/td\u003e\n\u003ctd\u003eOptional in-body solvent recovery secondary trap (glass container)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eService Outlet\u003c\/td\u003e\n\u003ctd\u003e2 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Devices\u003c\/td\u003e\n\u003ctd\u003eOvercurrent ELCB, temperature sensor failure detection, temperature upper\/lower limit alert and error, refrigerator high-pressure cutoff, fan motor protection, circulation pump protection, refrigerator-protection delay timer, refrigerator overload relay, service-outlet overcurrent fuse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Dimensions (W×D×H)\u003c\/td\u003e\n\u003ctd\u003e340 × 370 × 838 mm (340 × 408 × 920 mm incl. protrusions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e~44 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Source\u003c\/td\u003e\n\u003ctd\u003eSingle-phase AC115V, 15 A (with plug)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eChina\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Accessories\u003c\/td\u003e\n\u003ctd\u003eCondensation drain hose (1 m), hose clamps (2), hose nozzles (2), spare 2 A service-outlet fuse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAvailable Sizes and Configurations\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003cth\u003eConfiguration\u003c\/th\u003e\n\u003cth\u003ePack\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCF-802A-115V\u003c\/td\u003e\n\u003ctd\u003eEA\u003c\/td\u003e\n\u003ctd\u003eEA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eDocumentation\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.yamato-usa.com\/web\/content\/13317\" target=\"_blank\" rel=\"noopener\"\u003eProduct Brochure\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.yamato-usa.com\/shop\/yamato-cf-series-refrigerated-water-circulators-64\" target=\"_blank\" rel=\"noopener\"\u003eYamato Scientific Official Product Page\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eMore in This Series\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/benchtop-water-circulator-3-4l-cb-100-115v\"\u003eBenchtop Water Circulator 3.4L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/cooling-water-circulator-3-9l-cf-303y\"\u003eCooling Water Circulator 3.9L\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Buy From LabSupplies.com\u003c\/h2\u003e\n\u003cp\u003eLabSupplies.com supplies the Yamato Scientific CF802A as an authorized dealer, so every order ships as a genuine, warranty-backed unit ready to install. Our team answers spec and compatibility questions directly, then fulfills your order without a back-and-forth quote process.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthorized Yamato Scientific dealer:\u003c\/strong\u003e genuine unit with full manufacturer warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn stock:\u003c\/strong\u003e ready to ship from USA inventory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLab-equipment specialists:\u003c\/strong\u003e dedicated support for circulator and chiller spec questions.\u003c\/li\u003e\n\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat temperature range does the CF802A cover?\u003c\/h3\u003e\u003cp\u003eThe CF802A sets from -20°C to 30°C with ±1.0°C control accuracy. It is a cooling-only circulator and has no heating function, using refrigeration ON-OFF control and a Pt100Ω sensor.\u003c\/p\u003e\n\u003ch3\u003eHow much cooling capacity does this circulator deliver?\u003c\/h3\u003e\u003cp\u003eCooling capacity is approximately 1320 W at 10°C and about 700 W at -10°C. The air-cooled refrigeration system uses R410A refrigerant rated near 700 W.\u003c\/p\u003e\n\u003ch3\u003eWhat are the dimensions and weight of the CF802A?\u003c\/h3\u003e\u003cp\u003eExternal dimensions are 340 × 370 × 838 mm (340 × 408 × 920 mm including protrusions), and the unit weighs roughly 44 kg. The stainless steel water bath holds about 15.5 L with a 14 L liquid volume.\u003c\/p\u003e\n\u003ch3\u003eWhat power supply does the CF802A require?\u003c\/h3\u003e\u003cp\u003eThe CF802A requires single-phase AC115V at 15 A and ships with a plug. It also includes a 2 A service outlet protected by an overcurrent fuse, with a spare fuse supplied.\u003c\/p\u003e\n\u003ch3\u003eWhat materials contact the circulating fluid?\u003c\/h3\u003e\u003cp\u003eThe water bath and cooling coil are both stainless steel. The circulating medium can be tap water, or an anti-freeze solution when operating above 10°C, delivered through a one-touch swivel L-type connector with a flow-rate valve.\u003c\/p\u003e\n\u003ch3\u003eCan the CF802A support multiple rotary evaporators?\u003c\/h3\u003e\u003cp\u003eYes, one CF802A connects to up to four rotary evaporators through a single rear top-panel circulation line. An optional in-body solvent recovery secondary trap with a glass container is also available.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"Product\",\n      \"@id\": \"https:\/\/labsupplies.com\/products\/cooling-water-circulator-16l-cf-802a-115v#product\",\n      \"name\": \"Yamato CF802A Cooling Water Circulator 16L\",\n      \"sku\": \"CF-802A\",\n      \"mpn\": \"CF-802A\",\n      \"brand\": {\n        \"@type\": \"Brand\",\n        \"name\": \"Yamato Scientific\"\n      },\n      \"manufacturer\": {\n        \"@type\": \"Organization\",\n        \"name\": \"Yamato Scientific\"\n      },\n      \"url\": \"https:\/\/labsupplies.com\/products\/cooling-water-circulator-16l-cf-802a-115v\",\n      \"dateModified\": \"2026-06-29\",\n      \"offers\": {\n        \"@type\": \"Offer\",\n        \"priceCurrency\": \"USD\",\n        \"price\": \"3000.00\",\n        \"availability\": \"https:\/\/schema.org\/InStock\",\n        \"url\": \"https:\/\/labsupplies.com\/products\/cooling-water-circulator-16l-cf-802a-115v\",\n        \"seller\": {\n          \"@type\": \"Organization\",\n          \"name\": \"LabSupplies.com\"\n        }\n      },\n      \"image\": \"https:\/\/dl.dropboxusercontent.com\/scl\/fo\/02jn6wbbh1yhzaqkcyplw\/h\/CF802.png?rlkey=wtjo5lqeg5sku9a3506qrpssx\",\n      \"description\": \"Yamato CF802A 16L refrigerated water circulator, -20°C to 30°C, ±1.0°C, ~1320W cooling, 115V. In stock. Authorized Yamato dealer, ships from USA.\"\n    },\n    {\n      \"@type\": \"BreadcrumbList\",\n      \"itemListElement\": [\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 1,\n          \"name\": \"Home\",\n          \"item\": \"https:\/\/labsupplies.com\/\"\n        },\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 2,\n          \"name\": \"Circulator \/ Chiller\",\n          \"item\": \"https:\/\/labsupplies.com\/collections\/circulator-chiller\"\n        },\n        {\n          \"@type\": \"ListItem\",\n          \"position\": 3,\n          \"name\": \"Yamato CF802A Cooling Water Circulator 16L\",\n          \"item\": \"https:\/\/labsupplies.com\/products\/cooling-water-circulator-16l-cf-802a-115v\"\n        }\n      ]\n    },\n    {\n      \"@type\": \"FAQPage\",\n      \"mainEntity\": [\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What temperature range does the CF802A cover?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The CF802A sets from -20°C to 30°C with ±1.0°C control accuracy. It is a cooling-only circulator and has no heating function, using refrigeration ON-OFF control and a Pt100Ω sensor.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"How much cooling capacity does this circulator deliver?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Cooling capacity is approximately 1320 W at 10°C and about 700 W at -10°C. The air-cooled refrigeration system uses R410A refrigerant rated near 700 W.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What are the dimensions and weight of the CF802A?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"External dimensions are 340 × 370 × 838 mm (340 × 408 × 920 mm including protrusions), and the unit weighs roughly 44 kg. The stainless steel water bath holds about 15.5 L with a 14 L liquid volume.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What power supply does the CF802A require?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The CF802A requires single-phase AC115V at 15 A and ships with a plug. It also includes a 2 A service outlet protected by an overcurrent fuse, with a spare fuse supplied.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"What materials contact the circulating fluid?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"The water bath and cooling coil are both stainless steel. The circulating medium can be tap water, or an anti-freeze solution when operating above 10°C, delivered through a one-touch swivel L-type connector with a flow-rate valve.\"\n          }\n        },\n        {\n          \"@type\": \"Question\",\n          \"name\": \"Can the CF802A support multiple rotary evaporators?\",\n          \"acceptedAnswer\": {\n            \"@type\": \"Answer\",\n            \"text\": \"Yes, one CF802A connects to up to four rotary evaporators through a single rear top-panel circulation line. An optional in-body solvent recovery secondary trap with a glass container is also available.\"\n          }\n        }\n      ]\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Yamato Scientific","offers":[{"title":"EA","offer_id":48693454864616,"sku":"CF-802A-115V","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/CF802.png?v=1782751599"}],"url":"https:\/\/labsupplies.com\/collections\/laboratory-water-circulators.oembed","provider":"LabSupplies.com","version":"1.0","type":"link"}