{"product_id":"high-performance-muffle-furnace-1-5l-fp-103","title":"Yamato FP103 High Performance Muffle Furnace 1.5L","description":"\u003ch2\u003eHigh Performance Muffle Furnace 1.5L Overview\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eHigh Performance Muffle Furnace 1.5L\u003c\/strong\u003e (Yamato Scientific model FP103) is a microprocessor-controlled muffle furnace built for ashing, sintering, and high-temperature material testing across a 100 to 1150°C range. LabSupplies.com supplies this 1.5-liter unit as an authorized dealer, shipping a genuine factory unit backed by the manufacturer warranty.\u003c\/p\u003e\u003cp\u003eChamber heating relies on iron-chrome wire rated at 1.1 kW, while an alumina-fiber interior isolates the heater from the work zone to prevent sample contamination. PID control through an upgraded R-thermocouple sensor holds temperature accuracy to ±1.0°C at 1150°C. Firmly sealed door construction keeps the chamber heat-tight for repeatable cycles.\u003c\/p\u003e\u003cp\u003eOperating on a 115V supply, the furnace ships at roughly 100 lb in a 36 × 36 × 30 inch footprint. Manufactured in Japan, it is produced under ISO 9001:2015 and ISO 14001:2015 certified processes. Programmable operation supports up to 99 steps across 99 patterns with a repeat function.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh temperature accuracy:\u003c\/strong\u003e microprocessor PID control holds ±1.0°C at 1150°C with R-thermocouple sensing for repeatable runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContamination-resistant chamber:\u003c\/strong\u003e alumina porcelain hot plate keeps the heater out of the inner chamber, protecting samples from heater exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgrammable operation:\u003c\/strong\u003e up to 99 steps across 99 patterns, plus fixed-temperature, quick auto stop, and auto start\/stop modes with a repeat function.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-tight construction:\u003c\/strong\u003e firmly sealed chamber door and alumina-fiber insulation maintain stable interior temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLayered safety system:\u003c\/strong\u003e self-diagnostics, independent overheat prevention, key lock, calibration offset, electric leakage breaker, and auto recovery after power failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional expansion:\u003c\/strong\u003e exhaust system, N₂ gas loading device with flow meter, RS232C communication, sample tray, and output terminals available.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Choose the Right Muffle Furnace\u003c\/h2\u003e\u003cp\u003eMatching a muffle furnace to your workflow means weighing the work-zone size against the temperature, accuracy, and control demands of your method. Use these axes to confirm fit .\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e the 1.5 L chamber (100 × 150 × 100 mm interior) suits small-batch ashing and sample testing; confirm crucible or boat dimensions fit the interior.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature range:\u003c\/strong\u003e a 100 to 1150°C span covers ashing, sintering, and ignition-loss work; verify your method's peak set point falls inside this range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl type:\u003c\/strong\u003e microprocessor PID control with 99-step\/99-pattern programming supports complex ramp-and-soak profiles versus fixed single-set-point units.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy requirements:\u003c\/strong\u003e ±1.0°C at 1150°C and ±4.0°C distribution matter when methods specify tight thermal tolerance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage and site power:\u003c\/strong\u003e this model runs on 115V; confirm available circuit capacity for the 1.1 kW heater.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety needs:\u003c\/strong\u003e independent overheat prevention, leakage breaker, and self-diagnostics support unattended and regulated-lab operation.\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\u003e1.5 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\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd\u003e100 to 1150°C \u003csup\u003e*1\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Accuracy\u003c\/td\u003e\n\u003ctd\u003e±1.0°C (at 1150°C) \u003csup\u003e*2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Distribution\u003c\/td\u003e\n\u003ctd\u003e±4.0°C (at 1150°C) \u003csup\u003e*2\u003c\/sup\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Gradient\u003c\/td\u003e\n\u003ctd\u003e14°C (at 1150°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Control System\u003c\/td\u003e\n\u003ctd\u003ePID control by microprocessor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor\u003c\/td\u003e\n\u003ctd\u003eR-thermocouple\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterior Material\u003c\/td\u003e\n\u003ctd\u003eAlumina fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExterior Material\u003c\/td\u003e\n\u003ctd\u003eCold-rolled steel plate with baked melamine resin finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperation Function\u003c\/td\u003e\n\u003ctd\u003eFixed temperature, quick auto stop, auto start\/stop, program (up to 99 steps \/ 99 patterns)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Devices\u003c\/td\u003e\n\u003ctd\u003eSelf-diagnostic (sensor error, heater disconnection, triac short-circuit, main relay failure, automatic overheat prevention); key lock; independent overheat prevention; electric leakage breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeater\u003c\/td\u003e\n\u003ctd\u003eIron-chrome wire, 1.1 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Dimensions\u003c\/td\u003e\n\u003ctd\u003e100 × 150 × 100 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eSteel plate, melamine, epoxy composite resin paint, stainless steel (main unit)\nCeramic fiber (furnace body, door furnace body)\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\u003e797059930746\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e100 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (L × W × H)\u003c\/td\u003e\n\u003ctd\u003e36 × 36 × 30 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComponent Size\u003c\/td\u003e\n\u003ctd\u003e1.5 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\u003eFP-103\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\/g80e8so67jw1w54\/FP%20Series%20Muffle%20Furnace.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=0\" target=\"_blank\" rel=\"noopener\"\u003eISO 14001\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.yamato-usa.com\/shop\/yamato-fp-series-high-performance-programmable-muffle-furnaces-119?category=61#attr=317\" 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\/high-performance-muffle-furnace-7-5l-fp-303\"\u003eHigh Performance Muffle Furnace 7.5L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/high-performance-muffle-furnace-11-3l-fp-413\"\u003eHigh Performance Muffle Furnace 11.3L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/muffle-furnace-with-communication-port-30l-fo-811cr\"\u003eMuffle Furnace With Communication Port 30L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/muffle-furnace-with-communication-port-23-6l-fo-711cr\"\u003eMuffle Furnace With Communication Port 23.6L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/muffle-furnace-with-communication-port-17-5l-fo-611cr\"\u003eMuffle Furnace With Communication Port 17.5L\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/muffle-furnace-with-communication-port-11-3l-fo-511cr\"\u003eMuffle Furnace With Communication Port 11.3L\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"\/collections\/laboratory-muffle-furnaces\"\u003eView all Laboratory Muffle Furnaces →\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eWhy Buy From LabSupplies.com\u003c\/h2\u003e\u003cp\u003eLabSupplies.com is an authorized Yamato Scientific dealer, so every FP103 ships as a genuine factory unit covered by the manufacturer warranty. Order directly and our lab-equipment specialists are available for spec and configuration questions before you buy.\u003c\/p\u003e\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\u003eSpecialist support:\u003c\/strong\u003e dedicated lab-equipment team for spec, voltage, and accessory questions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is the operating temperature range of the Yamato FP103 muffle furnace?\u003c\/h3\u003e\u003cp\u003eThe FP103 operates from 100 to 1150°C. It holds temperature accuracy to ±1.0°C and a temperature distribution of ±4.0°C at 1150°C, controlled by a microprocessor PID system with an R-thermocouple sensor.\u003c\/p\u003e\n\u003ch3\u003eHow large is the chamber and what are the interior dimensions?\u003c\/h3\u003e\u003cp\u003eThe FP103 offers a 1.5 L chamber with interior dimensions of 100 × 150 × 100 mm. This work zone suits small-batch ashing, sintering, and sample testing applications.\u003c\/p\u003e\n\u003ch3\u003eWhat voltage and power does the FP103 require?\u003c\/h3\u003e\u003cp\u003eThe FP103 runs on a 115V supply and uses an iron-chrome wire heater rated at 1.1 kW. Confirm your circuit capacity supports the heater load before installation.\u003c\/p\u003e\n\u003ch3\u003eWhat materials are used in the chamber construction?\u003c\/h3\u003e\u003cp\u003eThe interior uses alumina fiber insulation, and the heater sits behind an alumina porcelain hot plate so it is not exposed to the chamber, preventing sample contamination. The exterior is cold-rolled steel plate with a baked melamine resin finish.\u003c\/p\u003e\n\u003ch3\u003eCan the FP103 run programmed heating profiles?\u003c\/h3\u003e\u003cp\u003eYes. The FP103 supports program operation of up to 99 steps across 99 patterns with a repeat function, plus fixed-temperature, quick auto stop, and auto start\/stop modes.\u003c\/p\u003e\n\u003ch3\u003eWhat safety features does the FP103 include?\u003c\/h3\u003e\u003cp\u003eThe FP103 includes self-diagnostic functions, independent overheat prevention, an automatic overheat prevention device, key lock, calibration offset, an electric leakage breaker, and auto recovery after power failure.\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\/high-performance-muffle-furnace-1-5l-fp-103#product\",\n      \"name\": \"Yamato FP103 High Performance Muffle Furnace 1.5L\",\n      \"sku\": \"FP-103\",\n      \"mpn\": \"FP-103\",\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\/high-performance-muffle-furnace-1-5l-fp-103\",\n      \"dateModified\": \"2026-06-29\",\n      \"offers\": {\n        \"@type\": \"Offer\",\n        \"priceCurrency\": \"USD\",\n        \"price\": \"8925.00\",\n        \"availability\": \"https:\/\/schema.org\/InStock\",\n        \"url\": \"https:\/\/labsupplies.com\/products\/high-performance-muffle-furnace-1-5l-fp-103\",\n        \"seller\": {\n          \"@type\": \"Organization\",\n          \"name\": \"LabSupplies.com\"\n        }\n      },\n      \"gtin12\": \"797059930746\",\n      \"image\": \"https:\/\/dl.dropboxusercontent.com\/scl\/fo\/02jn6wbbh1yhzaqkcyplw\/h\/FP103.png?rlkey=wtjo5lqeg5sku9a3506qrpssx\",\n      \"description\": \"Yamato FP103 muffle furnace: 1.5L chamber, 100–1150°C range, ±1.0°C PID control via R-thermocouple. 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