{"product_id":"clean-oven-91l-3-phase-de-411","title":"Yamato DE411 Clean Oven 91L 3 Phase","description":"\u003ch2\u003eClean Oven 91L 3 Phase Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eClean Oven 91L 3 Phase\u003c\/strong\u003e (model DE411) is a forced-convection cleanroom oven from Yamato Scientific, supplied by LabSupplies.com as an authorized dealer. Engineered for Class 100 temperature testing in dust-free environments, it delivers a working range of ambient +30 to 260°C across a 91-liter chamber.\u003c\/p\u003e\n\u003cp\u003eInterior surfaces use stainless steel sheet metal, while the exterior is chrome-free electrogalvanized carbon steel finished in a chemical-proof, baked-on coating. A V-type controller improves visibility and operability, displaying power consumption, CO2 emissions, and heater manipulated variables on the panel. HEPA filter replacement timing reads through a three-color indicator.\u003c\/p\u003e\n\u003cp\u003ePower draws from a 220V 3-phase supply, with a phase-reversal relay that flags incorrect wiring at installation. Manufactured in Japan, the unit weighs 750 lbs and measures 49 × 39 × 77 inches. Yamato backs production with ISO 9001:2015 and ISO 14001:2015 certification.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClass 100 forced convection:\u003c\/strong\u003e dust-free chamber suited to temperature testing of sensitive components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eV-type controller:\u003c\/strong\u003e improved visibility and operability, with power consumption, CO2 emissions, and heater manipulated variables shown on the panel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree-color HEPA indicator:\u003c\/strong\u003e filter replacement timing is read at a glance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhase-reversal relay:\u003c\/strong\u003e detects an incorrect power source at installation for added wiring safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-fouling casters:\u003c\/strong\u003e resist wheel contamination during transport between work areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eφ33mm cable port:\u003c\/strong\u003e larger pass-through accommodates more instrumentation wiring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Choose the Right Clean Oven\u003c\/h2\u003e\n\u003cp\u003eSelecting a clean oven means matching chamber size, thermal range, control style, and site power to your testing protocol. Use the criteria below to confirm the DE411 fits your workflow.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChamber capacity:\u003c\/strong\u003e the 91-liter interior sets how many parts or sample trays you can process per cycle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature range:\u003c\/strong\u003e an ambient +30 to 260°C span covers most curing, drying, and heat-soak tests; verify your protocol stays within it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl type:\u003c\/strong\u003e the V-type controller adds on-panel power and CO2 monitoring, useful for energy-aware facilities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage and phase:\u003c\/strong\u003e this unit requires a 220V 3-phase circuit, so confirm your installation point supplies three-phase power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint and weight:\u003c\/strong\u003e at 49 × 39 × 77 inches and 750 lbs, plan floor space and a delivery path with adequate clearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety features:\u003c\/strong\u003e the phase-reversal relay and three-color HEPA indicator support correct setup and maintenance scheduling.\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\u003e91 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Temperature\u003c\/td\u003e\n\u003ctd\u003e260°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e220V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003e3 Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCirculation Method\u003c\/td\u003e\n\u003ctd\u003eForced convection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Accuracy\u003c\/td\u003e\n\u003ctd\u003e±0.3°C (at 260°C) \u003csup\u003e*2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Fluctuation\u003c\/td\u003e\n\u003ctd\u003e±0.5°C (at 260°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Distribution\u003c\/td\u003e\n\u003ctd\u003e±2.5°C (at 260°C) \u003csup\u003e*2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClean Level\u003c\/td\u003e\n\u003ctd\u003eClass 100 (at stable temperature)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter\u003c\/td\u003e\n\u003ctd\u003eHeat-resistant HEPA filter (\u0026gt;99.97% at 0.3 µm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Control System\u003c\/td\u003e\n\u003ctd\u003ePID-V control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeater\u003c\/td\u003e\n\u003ctd\u003eStainless steel pipe heater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterior Material\u003c\/td\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExterior Material\u003c\/td\u003e\n\u003ctd\u003eCold-rolled steel plate with melamine resin baked finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Insulation\u003c\/td\u003e\n\u003ctd\u003eGlass wool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd\u003eambient +30 to 260°C \u003csup\u003e*1\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eChrome  free  electrogalvanized  carbon  steel sheet metal, finished in chemical-proof, baked-on coating (exterior)\nStainless steel sheet metal (interior)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGTIN (Barcode)\u003c\/td\u003e\n\u003ctd\u003e797059926893\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e750 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (L × W × H)\u003c\/td\u003e\n\u003ctd\u003e49 × 39 × 77 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComponent Size\u003c\/td\u003e\n\u003ctd\u003e91 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003csmall\u003e\u003csup\u003e*1\u003c\/sup\u003e No-load operation of bath only; maximum temperature varies with circumstances and operating conditions. \u003csup\u003e*2\u003c\/sup\u003e Measured under ambient temperature 23°C ±5°C, humidity 65%RH ±20%, per Yamato Scientific test conditions.\u003c\/small\u003e\u003c\/p\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\u003eDE-411\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.dropbox.com\/s\/7y3hfs7n5jo0z9w\/DE%20DT%20Series%20Clean%20Oven.pdf?dl=0\" target=\"_blank\" rel=\"noopener\"\u003eProduct Brochure\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.dropbox.com\/s\/0hq2208jf4gq010\/YLT%20ISO9001%20ENG%20%28EXP%20FEB%202022%29.pdf?dl=0\" target=\"_blank\" rel=\"noopener\"\u003eISO 9001\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.dropbox.com\/s\/9qrf1gfsvoeiea4\/YLT%20ISO14001%20ENG%20%28Ex%20June%2026%202023%29%20%E8%8B%B1%E6%96%87%E8%AA%8D%E8%A8%BC%E6%9C%89%E5%8A%B9%E6%9C%9F%E9%99%90.pdf?dl=2\" target=\"_blank\" rel=\"noopener\"\u003eISO 14001\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.yamato-usa.com\/shop\/yamato-de-dt-series-forced-convection-cleanroom-ovens-100?category=49#attr=245\" 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\/clean-oven-216l-3-phase-de-611\"\u003eClean Oven 216L 3 Phase\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/clean-oven-91l-3-phase-dt-411\"\u003eClean Oven 91L 3 Phase\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/clean-oven-216l-3-phase-dt-611\"\u003eClean Oven 216L 3 Phase\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/large-capacity-clean-oven-327l-3-phase-temp-range-from-30-c-to-260-c-des-830\"\u003eLarge Capacity Clean Oven 327L 3 Phase. Temp Range From +30°C To 260°C\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/large-capacity-clean-oven-327l-3-phase-temp-range-from-30-c-to-360-c-dts-830\"\u003eLarge Capacity Clean Oven 327L 3 Phase. Temp Range From +30°C To 360°C\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Buy From LabSupplies.com\u003c\/h2\u003e\n\u003cp\u003eOrder the DE411 directly from LabSupplies.com and receive a genuine Yamato Scientific unit ready for installation. Our team supports the purchase from spec questions through delivery.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthorized Yamato Scientific dealer:\u003c\/strong\u003e genuine equipment backed by 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\u003eLab-equipment specialists:\u003c\/strong\u003e dedicated support answers technical questions before you buy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is the maximum operating temperature of the DE411?\u003c\/h3\u003e\u003cp\u003eThe DE411 reaches a maximum of 260°C. Its full working range runs from ambient +30°C up to 260°C, covering common curing, drying, and heat-soak protocols.\u003c\/p\u003e\n\u003ch3\u003eWhat is the chamber capacity and overall footprint?\u003c\/h3\u003e\u003cp\u003eChamber capacity is 91 liters. Externally the unit measures 49 × 39 × 77 inches and weighs 750 lbs, so plan floor space and a clear delivery path accordingly.\u003c\/p\u003e\n\u003ch3\u003eWhat power supply does this clean oven require?\u003c\/h3\u003e\u003cp\u003eThe DE411 requires a 220V 3-phase supply. A built-in phase-reversal relay detects an incorrect power source at installation, helping confirm correct wiring.\u003c\/p\u003e\n\u003ch3\u003eWhat cleanliness class does this oven maintain?\u003c\/h3\u003e\u003cp\u003eIt maintains a Class 100 environment using forced convection. Dust-free conditions make it suitable for temperature testing of clean or sensitive components.\u003c\/p\u003e\n\u003ch3\u003eWhat materials are used in the chamber and exterior?\u003c\/h3\u003e\u003cp\u003eThe interior is stainless steel sheet metal. The exterior is chrome-free electrogalvanized carbon steel finished in a chemical-proof, baked-on coating.\u003c\/p\u003e\n\u003ch3\u003eWhere is the DE411 manufactured and is it certified?\u003c\/h3\u003e\u003cp\u003eThe DE411 is manufactured in Japan. Yamato Scientific production carries ISO 9001:2015 and ISO 14001:2015 certification.\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\/clean-oven-91l-3-phase-de-411#product\",\n      \"name\": \"Yamato DE411 Clean Oven 91L 3 Phase\",\n      \"sku\": \"DE-411\",\n      \"mpn\": \"DE-411\",\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\/clean-oven-91l-3-phase-de-411\",\n      \"dateModified\": \"2026-06-26\",\n      \"offers\": {\n        \"@type\": \"Offer\",\n        \"priceCurrency\": \"USD\",\n        \"price\": \"24890.00\",\n        \"availability\": \"https:\/\/schema.org\/InStock\",\n        \"url\": \"https:\/\/labsupplies.com\/products\/clean-oven-91l-3-phase-de-411\",\n        \"seller\": {\n          \"@type\": \"Organization\",\n          \"name\": \"LabSupplies.com\"\n        }\n      },\n      \"gtin12\": \"797059926893\",\n      \"image\": \"https:\/\/dl.dropboxusercontent.com\/scl\/fo\/02jn6wbbh1yhzaqkcyplw\/h\/DE411_DT411.png?rlkey=wtjo5lqeg5sku9a3506qrpssx\",\n      \"description\": \"DE411 Class 100 clean oven: 91L chamber, ambient +30 to 260°C, V-type controller, 220V 3-phase. 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