{"product_id":"upright-style-low-temperature-freezers-0-c-to-40-c-13-cu-ft-manual-defrost-ltf-401u","title":"Yamato LTF401U Upright Style Low Temperature Freezers 0°C To -40°C, 13 cu.ft., Manual Defrost","description":"\u003ch2\u003eUpright Style Low Temperature Freezers 0°C To -40°C, 13 cu.ft., Manual Defrost Overview\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eUpright Style Low Temperature Freezers 0°C To -40°C, 13 cu.ft., Manual Defrost\u003c\/strong\u003e (model LTF401U) is a laboratory upright freezer from Yamato Scientific, supplied by LabSupplies.com as an authorized dealer. Holding 13 cu.ft. across a 0°C to -40°C range, this unit ships standard with a microprocessor digital controller, audible and visual alarms, remote alarm contacts, alarm battery backup, and a 1\/2\" access port.\u003c\/p\u003e\u003cp\u003eChamber construction uses 14-gauge zinc-coated galvanized steel, while the exterior is 16-gauge steel finished in powder-coated cool gray. Four adjustable shelves create five compartments and accept up to 15 racks. Single-stage refrigeration relies on one hermetic compressor paired with an air-cooled condenser, removing any need for liquid coolant. Refrigerant is CFC- and HCFC-free.\u003c\/p\u003e\u003cp\u003eElectrical options span 115V, 208V, and 230V at 60 Hz single-phase, plus a 220V 50\/60 Hz single-phase configuration. Exterior dimensions measure 35\" × 34.5\" × 79.5\", and the freezer weighs 850 lbs. Built in the USA and UL Listed, each unit undergoes 7 days of testing and holds setpoint in ambient conditions up to +30°C.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature range:\u003c\/strong\u003e maintains 0°C to -40°C with a constant low setpoint guaranteed in warm (+30°C) ambient environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 370 L \/ 13 cu.ft. interior with four adjustable shelves forming five compartments and room for up to 15 racks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital control:\u003c\/strong\u003e microprocessor controller with two displays — one showing the set temperature, the other the actual chamber temperature.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlarm system:\u003c\/strong\u003e battery-operated audible and visual alarm on mechanical or electrical failure, with over- and under-temperature settings, silencing switch, battery test switch, and a relay for remote hook-up.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefrigeration:\u003c\/strong\u003e single-stage system with one hermetic compressor, air-cooled condenser, and CFC- and HCFC-free refrigerant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested and listed:\u003c\/strong\u003e every freezer is fully tested for 7 days under demanding conditions and is UL Listed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Choose the Right Low-Temp Freezer\u003c\/h2\u003e\u003cp\u003eSelecting a low-temperature laboratory freezer comes down to matching chamber performance and site infrastructure to your storage protocol. Use the criteria below to confirm the LTF401U fits your workflow before ordering.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature range:\u003c\/strong\u003e verify your samples store safely within 0°C to -40°C; protocols requiring colder ultra-low storage need a different class of unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e confirm 13 cu.ft. (370 L), four adjustable shelves, and 15-rack capacity accommodate your sample volume and organization scheme.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl type:\u003c\/strong\u003e a microprocessor digital controller with dual displays supports precise monitoring of both set and actual chamber temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e match the freezer to your available circuit — 115V, 208V, or 230V at 60 Hz, or 220V at 50\/60 Hz, single-phase.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint:\u003c\/strong\u003e plan for exterior dimensions of 35\" × 34.5\" × 79.5\" and an 850 lb weight when siting the unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety and alarms:\u003c\/strong\u003e battery-backed audible and visual alarms plus a remote relay protect samples during power or mechanical failure.\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\u003e13 cu.ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e0°C to -40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDefrost\u003c\/td\u003e\n\u003ctd\u003eManual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterior Capacity\u003c\/td\u003e\n\u003ctd\u003e370 L \/ 13 cu.ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRack Capacity\u003c\/td\u003e\n\u003ctd\u003e15 racks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShelving\u003c\/td\u003e\n\u003ctd\u003e4 adjustable shelves (5 compartments)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterior Dimensions\u003c\/td\u003e\n\u003ctd\u003e20\" × 22\" × 51.25\" (50 × 55 × 130 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExterior Dimensions\u003c\/td\u003e\n\u003ctd\u003e35\" × 34.5\" × 79.5\" (88 × 87 × 201 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Control System\u003c\/td\u003e\n\u003ctd\u003eDigital control with two displays — one shows the set temperature, the other the actual chamber temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigeration System\u003c\/td\u003e\n\u003ctd\u003eSingle-stage system with one hermetic compressor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eCFC- \u0026amp; HCFC-free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondenser\u003c\/td\u003e\n\u003ctd\u003eAir-cooled; no liquid coolant required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm System\u003c\/td\u003e\n\u003ctd\u003eBattery-operated alarm emits an audible and visual signal on mechanical or electrical failure; over- and under-temperature settings, alarm silencing switch, and battery test switch; relay provided for remote alarm hook-up\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePerformance Testing\u003c\/td\u003e\n\u003ctd\u003eEvery freezer is fully tested for 7 days under demanding conditions; constant low setpoint guaranteed in warm (+30°C) ambient environments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Requirements\u003c\/td\u003e\n\u003ctd\u003e115V \/ 208V \/ 230V, 60 Hz, 1-phase; 220V, 50\/60 Hz, 1-phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptional Accessories\u003c\/td\u003e\n\u003ctd\u003eChart recorder; CO₂ and LN₂ back-up system; racks; cold safety gloves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eChamber is 14-ga. Zinc coated galvanized steel.\nExterior is 16-ga. steel. Power coated cool gray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGTIN (Barcode)\u003c\/td\u003e\n\u003ctd\u003e797059930111\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e850 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (L × W × H)\u003c\/td\u003e\n\u003ctd\u003e46 × 43 × 86 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComponent Size\u003c\/td\u003e\n\u003ctd\u003e13 CF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOther Certification\u003c\/td\u003e\n\u003ctd\u003eUL Listed\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\u003eLTF-401U\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\/u5676i2v9hz1lhj\/LTF%20Series%20Low%20Temperature%20Freezers.pdf?dl=9\" target=\"_blank\" rel=\"noopener\"\u003eProduct Brochure\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.yamato-usa.com\/shop\/low-temp-ltf-series-vertical-upright-freezers-73?category=21#attr=170\" 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 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18 cu.ft., Manual Defrost\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/upright-style-low-temperature-freezers-0-c-to-40-c-22-cu-ft-manual-defrost-ltf-601u\"\u003eUpright Style Low Temperature Freezers 0°C To -40°C, 22 cu.ft., Manual Defrost\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/upright-style-low-temperature-freezers-0-c-to-40-c-25-cu-ft-manual-defrost-ltf-701u\"\u003eUpright Style Low Temperature Freezers 0°C To -40°C, 25 cu.ft., Manual Defrost\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/upright-style-low-temperature-freezers-0-c-to-40-c-28-cu-ft-manual-defrost-ltf-901u\"\u003eUpright Style Low Temperature Freezers 0°C To -40°C, 28 cu.ft., Manual Defrost\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/platinum-upright-style-low-temperature-freezers-0-c-to-40-c-13-cu-ft-manual-defrost-ltf-401up\"\u003ePlatinum Upright Style Low Temperature Freezers 0°C To -40°C, 13 cu.ft., Manual Defrost\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/platinum-upright-style-low-temperature-freezers-0-c-to-40-c-18-cu-ft-manual-defrost-ltf-501up\"\u003ePlatinum Upright Style Low Temperature Freezers 0°C To -40°C, 18 cu.ft., Manual Defrost\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/platinum-upright-style-low-temperature-freezers-0-c-to-40-c-22-cu-ft-manual-defrost-ltf-601up\"\u003ePlatinum Upright Style Low Temperature Freezers 0°C To -40°C, 22 cu.ft., Manual Defrost\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/platinum-upright-style-low-temperature-freezers-0-c-to-40-c-25-cu-ft-manual-defrost-ltf-701up\"\u003ePlatinum Upright Style Low Temperature Freezers 0°C To -40°C, 25 cu.ft., Manual Defrost\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/platinum-upright-style-low-temperature-freezers-0-c-to-40-c-28-cu-ft-manual-defrost-ltf-801up\"\u003ePlatinum Upright Style Low Temperature Freezers 0°C To -40°C, 28 cu.ft., Manual Defrost\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Buy From LabSupplies.com\u003c\/h2\u003e\u003cp\u003eLabSupplies.com is an authorized Yamato Scientific dealer, so the LTF401U arrives as a genuine factory unit backed by the manufacturer warranty. Our team handles spec questions directly and processes your order without quote forms or callbacks.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthorized dealer:\u003c\/strong\u003e genuine Yamato Scientific freezer with full manufacturer warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn stock:\u003c\/strong\u003e available to order now, no waitlist.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShips from USA inventory:\u003c\/strong\u003e dispatched directly from domestic stock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecialist support:\u003c\/strong\u003e dedicated lab-equipment specialists answer technical and spec questions before you buy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat temperature range does the LTF401U maintain?\u003c\/h3\u003e\u003cp\u003eThe LTF401U operates from 0°C to -40°C. Its single-stage refrigeration system holds a constant low setpoint even in warm ambient environments up to +30°C, with every unit tested for 7 days before shipment.\u003c\/p\u003e\n\u003ch3\u003eWhat is the storage capacity and interior layout?\u003c\/h3\u003e\u003cp\u003eThe freezer offers 370 L \/ 13 cu.ft. of interior space. Four adjustable shelves create five compartments, and the chamber accepts up to 15 racks. Interior dimensions are 20\" × 22\" × 51.25\" (50 × 55 × 130 cm).\u003c\/p\u003e\n\u003ch3\u003eWhat voltage and power supply does this freezer require?\u003c\/h3\u003e\u003cp\u003eThe LTF401U is available in 115V, 208V, and 230V at 60 Hz single-phase, plus a 220V 50\/60 Hz single-phase configuration. Confirm your available circuit when ordering to match the correct electrical option.\u003c\/p\u003e\n\u003ch3\u003eDoes the LTF401U use manual or automatic defrost?\u003c\/h3\u003e\u003cp\u003eThis unit uses manual defrost. It is an upright-style low-temperature freezer with an air-cooled condenser, so no liquid coolant is required for operation.\u003c\/p\u003e\n\u003ch3\u003eWhat materials are used in the chamber and exterior?\u003c\/h3\u003e\u003cp\u003eThe chamber is 14-gauge zinc-coated galvanized steel. The exterior is 16-gauge steel finished in powder-coated cool gray. The refrigerant is CFC- and HCFC-free.\u003c\/p\u003e\n\u003ch3\u003eIs the freezer certified and where is it made?\u003c\/h3\u003e\u003cp\u003eThe LTF401U is UL Listed and made in the USA. 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