{"product_id":"dc401-with-12-port-flask-mounting-chamber-5-pcs-of-120ml-dry-flask-with-straight-glass-joint-cap-dc-401a","title":"Yamato DC401A Freeze Dryer with 12-Port Flask Mounting Chamber","description":"\u003ch2\u003eYamato DC401A Freeze Dryer with 12-Port Flask Mounting Chamber Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYamato Scientific DC401 Freeze Dryer\u003c\/strong\u003e is a benchtop lyophilizer with a refrigerated cold trap reaching −45°C and roughly 4 L of internal capacity. LabSupplies.com, authorized dealer, ships this configured set with a 12-port flask mounting chamber and five 120 mL dry flasks. Procurement teams gain a complete, ready-to-run drying station for routine sample preservation.\u003c\/p\u003e\n\u003cp\u003eA cylindrical stainless steel trap measuring Dia. 153 × H235 mm captures moisture, while a Pirani vacuum gauge monitors chamber pressure. The Hot Gas Bypass System refreezes and releases trap ice smoothly, eliminating manual scraping. Automatic safety vacuum venting blocks oil backflow on power-off or power failure, protecting samples from contamination.\u003c\/p\u003e\n\u003cp\u003eAir-cooled refrigeration draws 400 W and runs on R404A refrigerant. Power options cover AC115V 12 A or AC220V 7 A at 50\/60 Hz. External dimensions of 300 × 450 × 920 mm and a weight near 60 kg suit bench placement, and integrated casters keep the roughly 60 kg unit mobile. Made in Japan.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e−45°C cold trap:\u003c\/strong\u003e reaches minimum temperature in about 50 minutes from 20°C, with 0.6 L dehumidifying capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot Gas Bypass defrost:\u003c\/strong\u003e trap ice is refrozen and removed smoothly without manual scraping.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContaminant-free venting:\u003c\/strong\u003e automatic safety vacuum venting prevents oil backflow on power-off or power failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-port drying chamber:\u003c\/strong\u003e Dia. 195 × H303 mm chamber with 18.5 mm stopper ID, supplied with five 120 mL straight-joint dry flasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless steel trap:\u003c\/strong\u003e cylindrical trap (Dia. 153 × H235 mm) paired with a Pirani vacuum gauge for pressure monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLayered safety devices:\u003c\/strong\u003e electric leakage breaker with overcurrent protection, refrigerator overload relay, back-flow prevention valve, and a safety valve linked to the vacuum-pump service receptacle.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Choose the Right Freeze Dryer\u003c\/h2\u003e\n\u003cp\u003eSelecting a lyophilizer comes down to matching trap performance, sample throughput, and site power to your workflow. Use these axes to confirm the DC401 set fits your bench and protocol.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrap temperature:\u003c\/strong\u003e a −45°C trap suits aqueous samples; verify your solvent freezing point falls within range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDehumidifying capacity:\u003c\/strong\u003e the 0.6 L trap capacity defines how much moisture you can collect before defrosting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePort count and flask size:\u003c\/strong\u003e the 12-port chamber and 120 mL flasks set your simultaneous sample load per cycle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage and power:\u003c\/strong\u003e confirm AC115V 12 A or AC220V 7 A service is available at the installation point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint and mobility:\u003c\/strong\u003e 300 × 450 × 920 mm with casters determines bench fit and how easily the unit relocates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety and contamination control:\u003c\/strong\u003e automatic vacuum venting and back-flow prevention protect samples and the vacuum pump during outages.\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\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eGlass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eBenchtop freeze dryer with refrigerated cold trap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrap Cooling Temperature\u003c\/td\u003e\n\u003ctd\u003e-45°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTime to Reach Minimum Temperature\u003c\/td\u003e\n\u003ctd\u003e50 min (20°C to -45°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDehumidifying Capacity\u003c\/td\u003e\n\u003ctd\u003e0.6 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Capacity\u003c\/td\u003e\n\u003ctd\u003e~4 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigeration System\u003c\/td\u003e\n\u003ctd\u003eAir cooling, 400 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR404A (300 g ±5 g)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVacuum Gauge\u003c\/td\u003e\n\u003ctd\u003ePirani vacuum gauge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrap Defrost\u003c\/td\u003e\n\u003ctd\u003eHot Gas Bypass System (ice refrozen and removed smoothly without manual scraping)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContaminant-Free System\u003c\/td\u003e\n\u003ctd\u003eAutomatic safety vacuum venting prevents oil backflow on power-off or power failure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrap Material \/ Shape\u003c\/td\u003e\n\u003ctd\u003eCylinder, stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTrap Dimensions\u003c\/td\u003e\n\u003ctd\u003eDia. 153 × H235 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExhaust Port\u003c\/td\u003e\n\u003ctd\u003eDia. 17 mm (vacuum pump connection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Ambient Temperature\u003c\/td\u003e\n\u003ctd\u003e5°C to 30°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Devices\u003c\/td\u003e\n\u003ctd\u003eElectric leakage breaker with overcurrent protection, refrigerator overload relay, back-flow prevention valve, safety valve linked with vacuum-pump service receptacle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrain\u003c\/td\u003e\n\u003ctd\u003eVacuum hose with stopper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMobility\u003c\/td\u003e\n\u003ctd\u003eHighly mobile on casters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Dimensions (W×D×H)\u003c\/td\u003e\n\u003ctd\u003e300 × 450 × 920 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e~60 kg\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\u003eIncluded Accessories\u003c\/td\u003e\n\u003ctd\u003eVacuum silicone grease, vacuum hose\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrying Chamber\u003c\/td\u003e\n\u003ctd\u003e12-port flask mounting chamber (Dia. 195 × H303 mm; stopper ID 18.5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Glassware\u003c\/td\u003e\n\u003ctd\u003e5 × 120 mL dry flasks with straight glass joint and cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Source\u003c\/td\u003e\n\u003ctd\u003eAC115V 12 A \/ AC220V 7 A (50\/60 Hz)\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\u003eDC-401A\u003c\/td\u003e\n\u003ctd\u003eSET\u003c\/td\u003e\n\u003ctd\u003eSET\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\/15346\" target=\"_blank\" rel=\"noopener\"\u003eProduct Brochure\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.yamato-usa.com\/shop\/yamato-dc401-pirani-vacuum-gauge-freeze-dryer-41\" 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\/freeze-dryer-with-refrigerated-cold-trap-main-unit-4l-trap-cooling-temp-45-c-dc-401\"\u003eFreeze Dryer With Refrigerated Cold Trap Main Unit 4L . Trap Cooling Temp. -45°C\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/dc401-with-manifold-a-8-port-5-pcs-of-120ml-dry-flask-with-straight-glass-joint-and-cap-dc-401b\"\u003eDc401 With Manifold A (8 Port) \u0026amp; 5 Pcs. Of 120mL Dry Flask With Straight Glass Joint And Cap\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 you receive a genuine DC401 set backed by the manufacturer warranty. Order directly and ship from USA inventory.\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 available now and ready to ship.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShips from USA inventory:\u003c\/strong\u003e direct dispatch to your lab.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLab-equipment specialists:\u003c\/strong\u003e dedicated support for spec and configuration questions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat trap temperature does the Yamato DC401 reach?\u003c\/h3\u003e\u003cp\u003eThe DC401 cold trap reaches −45°C. It cools from 20°C to −45°C in about 50 minutes and offers a 0.6 L dehumidifying capacity.\u003c\/p\u003e\n\u003ch3\u003eHow many samples can the 12-port chamber hold at once?\u003c\/h3\u003e\u003cp\u003eThe 12-port flask mounting chamber holds up to twelve flasks at once. This set ships with five 120 mL dry flasks featuring straight glass joints and caps, and the chamber measures Dia. 195 × H303 mm with an 18.5 mm stopper ID.\u003c\/p\u003e\n\u003ch3\u003eWhat power supply does the DC401 require?\u003c\/h3\u003e\u003cp\u003eThe DC401 runs on AC115V 12 A or AC220V 7 A at 50\/60 Hz. Its air-cooled refrigeration system draws 400 W using R404A refrigerant.\u003c\/p\u003e\n\u003ch3\u003eWhat are the cold trap material and dimensions?\u003c\/h3\u003e\u003cp\u003eThe cold trap is a stainless steel cylinder measuring Dia. 153 × H235 mm. A Dia. 17 mm exhaust port connects to the vacuum pump.\u003c\/p\u003e\n\u003ch3\u003eHow is trap ice removed on the DC401?\u003c\/h3\u003e\u003cp\u003eTrap ice is cleared by the Hot Gas Bypass System, which refreezes and removes ice smoothly without manual scraping. Defrost runs without hand tools.\u003c\/p\u003e\n\u003ch3\u003eWhat are the external dimensions and weight of the DC401?\u003c\/h3\u003e\u003cp\u003eExternal dimensions are 300 × 450 × 920 mm (W×D×H) and weight is approximately 60 kg. Integrated casters keep the benchtop unit highly mobile. Made in Japan.\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\/dc401-with-12-port-flask-mounting-chamber-5-pcs-of-120ml-dry-flask-with-straight-glass-joint-cap-dc-401a#product\",\n      \"name\": \"Yamato DC401A Dc401 With 12 Port Flask Mounting Chamber \u0026 5 Pcs. 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