{"product_id":"forced-convection-oven-programmable-energy-saving-540l-dnf-911","title":"Yamato DNF911 Forced Convection Oven Programmable Energy Saving 540L","description":"\u003ch2\u003eForced Convection Oven Programmable Energy Saving 540L Overview\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eForced Convection Oven Programmable Energy Saving 540L (Yamato Scientific DNF911)\u003c\/strong\u003e is a programmable mechanical convection oven offering a 540 L chamber and an operating range of ambient +15 to 260°C. Energy-saving programming cuts power consumption during long thermal cycles. LabSupplies.com supplies this unit as an authorized Yamato Scientific dealer.\u003c\/p\u003e\u003cp\u003eAir velocity adjusts across 10 digital stages, and a front-mounted damper tunes airflow for each protocol. Chamber construction uses a stainless steel interior plate, while the exterior is chrome-free electrogalvanized carbon steel sheet finished with a chemical-proof baked coating. Heat tightness, insulation, and dust tightness protect sensitive workloads.\u003c\/p\u003e\u003cp\u003ePower input is 220V, suited to single-unit lab installations. Footprint measures 52 × 33 × 73 inches with a 500 lb shipping weight, so floor planning matters before delivery. Manufactured in Japan, the oven is backed by Yamato ISO 9001:2015 and ISO 14001:2015 quality and environmental certifications.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy-saving program:\u003c\/strong\u003e dedicated programming reduces power consumption significantly across extended runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e99-step programming:\u003c\/strong\u003e repeat operation, auto start, auto stop, and quick auto stop functions automate complex thermal profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-stage air velocity control:\u003c\/strong\u003e airflow is set digitally on the controller for uniform, application-matched heating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable front damper:\u003c\/strong\u003e exhaust position tunes at the chamber front to optimize each operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSealed chamber design:\u003c\/strong\u003e superior heat tightness, insulation, and dust tightness keep particulates out.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInteractive control panel:\u003c\/strong\u003e fluorescent display, interactive input method, and a calibration off-set function support precise setup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Choose the Right Convection Oven\u003c\/h2\u003e\u003cp\u003eMatching an oven to your workflow comes down to chamber volume, thermal ceiling, control depth, and the realities of your facility power and floor space. Review each axis against your protocol before specifying.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e a 540 L chamber suits high-throughput drying, curing, and batch heat treatment where smaller benchtop units fall short.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature range:\u003c\/strong\u003e confirm your process stays within ambient +15 to 260°C; protocols near the ceiling demand margin and stable control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl type:\u003c\/strong\u003e programmable 99-step operation fits labs running repeatable, multi-stage cycles rather than single fixed setpoints.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage and power:\u003c\/strong\u003e verify your site supplies 220V before installation to avoid retrofits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint and weight:\u003c\/strong\u003e at 52 × 33 × 73 inches and 500 lb, plan floor loading and clearance ahead of delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow management:\u003c\/strong\u003e adjustable air velocity and damper control matter when uniformity and exhaust handling drive your results.\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\u003e540 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\u003eTemperature Control System\u003c\/td\u003e\n\u003ctd\u003ePID control by microcomputer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor\u003c\/td\u003e\n\u003ctd\u003eK-thermocouple\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\u003eSpecial Features\u003c\/td\u003e\n\u003ctd\u003eEcological energy-saving design\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\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd\u003eambient +15 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  coated w\/ chemical-proof baking finish (exterior)\nStainless steel plate (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\u003e797059926664\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e500 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (L × W × H)\u003c\/td\u003e\n\u003ctd\u003e52 × 33 × 73 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComponent Size\u003c\/td\u003e\n\u003ctd\u003e540 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.\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\u003eDNF-911\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\/yvf4ng8u85daynz\/DNF%20Series%20Forced%20Convection%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=21\" target=\"_blank\" rel=\"noopener\"\u003eISO 14001\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.yamato-usa.com\/shop\/yamato-dnf-series-energy-saving-air-velocity-controllable-forced-convection-ovens-101?category=45#attr=449\" 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\/natural-convection-oven-28l-dx-302c\"\u003eNatural Convection Oven 28L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/natural-convection-oven-74l-dx-402c\"\u003eNatural Convection Oven 74L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/natural-convection-oven-153l-dx-602c\"\u003eNatural Convection Oven 153L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/natural-convection-oven-programmable-99l-dvs-403c\"\u003eNatural Convection Oven Programmable 99L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/natural-convection-oven-programmable-162l-dvs-603c\"\u003eNatural Convection Oven Programmable 162L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/high-temperature-natural-convection-oven-programmable-13-75l-dr-201\"\u003eHigh Temperature Natural Convection Oven Programmable 13.75L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/natural-convection-glassware-drying-oven-92l-dg-400c\"\u003eNatural Convection Glassware Drying Oven 92L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/natural-convection-glassware-drying-oven-with-sterilization-lamp-92l-dg-440c\"\u003eNatural Convection Glassware Drying Oven With Sterilization Lamp 92L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/natural-convection-glassware-drying-oven-445l-dg-800c\"\u003eNatural Convection Glassware Drying Oven 445L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/natural-forced-convection-glassware-drying-oven-with-sterilization-lamp-445l-dg-840c\"\u003eNatural\/Forced Convection Glassware Drying Oven With Sterilization Lamp 445L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-27l-dkl-301c\"\u003eForced Convection Oven 27L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-90l-dkl-401c\"\u003eForced Convection Oven 90L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-150l-dkl-601c\"\u003eForced Convection Oven 150L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-programmable-27l-dkn-303\"\u003eForced Convection Oven Programmable 27L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-programmable-90l-dkv-400\"\u003eForced Convection Oven Programmable 90L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-programmable-150l-dkv-600\"\u003eForced Convection Oven Programmable 150L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-programmable-300l-dkv-810\"\u003eForced Convection Oven Programmable 300L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-programmable-535l-dkv-910\"\u003eForced Convection Oven Programmable 535L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-programmable-energy-saving-90l-dne-401\"\u003eForced Convection Oven Programmable Energy Saving 90L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-programmable-energy-saving-150l-dne-601\"\u003eForced Convection Oven Programmable Energy Saving 150L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-programmable-energy-saving-300l-dne-811\"\u003eForced Convection Oven Programmable Energy Saving 300L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-programmable-energy-saving-540l-dne-911\"\u003eForced Convection Oven Programmable Energy Saving 540L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-natural-convection-oven-programmable-energy-saving-27l-with-external-transformer-dnf-301\"\u003eForced \/ Natural Convection Oven Programmable Energy Saving 27L With External Transformer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-natural-convection-oven-programmable-energy-saving-90l-dnf-401\"\u003eForced \/ Natural Convection Oven Programmable Energy Saving 90L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-natural-convection-oven-programmable-energy-saving-150l-dnf-601\"\u003eForced \/ Natural Convection Oven Programmable Energy Saving 150L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/forced-convection-oven-programmable-energy-saving-300l-dnf-811\"\u003eForced Convection Oven Programmable Energy Saving 300L\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Buy From LabSupplies.com\u003c\/h2\u003e\u003cp\u003eLabSupplies.com ships the Yamato Scientific DNF911 directly from USA inventory, so your order moves without waiting on a quote or a callback. Order online and our lab-equipment specialists stand ready for any specification question.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAuthorized Yamato Scientific dealer — a genuine unit backed by the manufacturer warranty.\u003c\/li\u003e\n\u003cli\u003eIn stock and ready to ship from USA inventory.\u003c\/li\u003e\n\u003cli\u003eDedicated lab-equipment specialists available for spec and application questions.\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 Yamato DNF911?\u003c\/h3\u003e\u003cp\u003eThe DNF911 reaches a maximum of 260°C, with a full operating range of ambient +15 to 260°C. That ceiling supports drying, curing, and batch heat-treatment protocols.\u003c\/p\u003e\n\u003ch3\u003eHow large is the chamber and the overall unit?\u003c\/h3\u003e\u003cp\u003eThe chamber holds 540 L, making it a high-capacity floor-standing oven. External dimensions are 52 × 33 × 73 inches with a 500 lb shipping weight, so confirm floor space and loading before delivery.\u003c\/p\u003e\n\u003ch3\u003eWhat voltage does the DNF911 require?\u003c\/h3\u003e\u003cp\u003eThe DNF911 operates on 220V. Verify your facility supplies a matching 220V circuit before installation to avoid electrical retrofits.\u003c\/p\u003e\n\u003ch3\u003eWhat materials are used in the chamber construction?\u003c\/h3\u003e\u003cp\u003eThe interior is stainless steel plate, and the exterior is chrome-free electrogalvanized carbon steel sheet coated with a chemical-proof baked finish. The design also provides high heat tightness and dust tightness.\u003c\/p\u003e\n\u003ch3\u003eHow does the energy-saving feature work?\u003c\/h3\u003e\u003cp\u003eA dedicated program reduces power consumption significantly during operation. Combined with 99-step programming, it lets labs automate long thermal cycles efficiently with repeat, auto start, and auto stop functions.\u003c\/p\u003e\n\u003ch3\u003eCan airflow be adjusted on this oven?\u003c\/h3\u003e\u003cp\u003eYes. Air velocity is set digitally across 10 stages on the controller, and a front-mounted damper adjusts exhaust position to optimize uniformity for each application.\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\/forced-convection-oven-programmable-energy-saving-540l-dnf-911#product\",\n      \"name\": \"Yamato DNF911 Forced Convection Oven Programmable Energy Saving 540L\",\n      \"sku\": \"DNF-911\",\n      \"mpn\": \"DNF-911\",\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\/forced-convection-oven-programmable-energy-saving-540l-dnf-911\",\n      \"dateModified\": \"2026-06-26\",\n      \"offers\": {\n        \"@type\": \"Offer\",\n        \"priceCurrency\": \"USD\",\n        \"price\": \"21350.00\",\n        \"availability\": \"https:\/\/schema.org\/InStock\",\n        \"url\": \"https:\/\/labsupplies.com\/products\/forced-convection-oven-programmable-energy-saving-540l-dnf-911\",\n        \"seller\": {\n          \"@type\": \"Organization\",\n          \"name\": \"LabSupplies.com\"\n        }\n      },\n      \"gtin12\": \"797059926664\",\n      \"image\": \"https:\/\/dl.dropboxusercontent.com\/scl\/fo\/02jn6wbbh1yhzaqkcyplw\/h\/DNF811_DNF911.png?rlkey=wtjo5lqeg5sku9a3506qrpssx\",\n      \"description\": \"Yamato DNF911 forced convection oven: 540L chamber, ambient +15 to 260°C, programmable 99-step control, 220V. 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