{"product_id":"dc401-with-manifold-a-8-port-5-pcs-of-120ml-dry-flask-with-straight-glass-joint-and-cap-dc-401b","title":"Yamato DC401B Freeze Dryer with 8-Port Manifold A","description":"\u003ch2\u003eYamato DC401B Freeze Dryer with 8-Port Manifold A Overview\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eYamato DC401 freeze dryer with Manifold A (8-port) and five 120 mL dry flasks\u003c\/strong\u003e is a benchtop lyophilizer with a refrigerated cold trap reaching −45°C and roughly 4 L internal capacity. LabSupplies.com, an authorized dealer, supplies this Yamato Scientific unit complete with straight-glass-joint flasks and caps for direct, sample-ready drying.\u003c\/p\u003e\u003cp\u003eA cylindrical stainless steel trap (Dia. 153 × H235 mm) anchors the system, paired with a Pirani vacuum gauge for pressure monitoring. The Hot Gas Bypass System refreezes and removes ice without manual scraping. Automatic safety vacuum venting blocks oil backflow during power-off or power failure, keeping the dried product contaminant-free.\u003c\/p\u003e\u003cp\u003eAir cooling rated at 400 W drives the R404A refrigeration circuit (300 g ±5 g). Power runs on AC115V 12 A or AC220V 7 A (50\/60 Hz). The cabinet measures 300 × 450 × 920 mm, weighs about 60 kg, rolls on casters, and is made in Japan.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e−45°C cold trap:\u003c\/strong\u003e stainless steel cylindrical trap reaches minimum temperature in about 50 minutes from 20°C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8-port Manifold A:\u003c\/strong\u003e drying chamber W304 × D60 × H263 mm with 80 mm port pitch, supplied with five 120 mL dry flasks (straight glass joint and cap).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHot Gas Bypass defrost:\u003c\/strong\u003e ice is refrozen and removed smoothly, eliminating manual scraping between runs.\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\u003ePirani vacuum gauge:\u003c\/strong\u003e integrated pressure readout with a Dia. 17 mm exhaust port for vacuum pump connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMobile benchtop build:\u003c\/strong\u003e caster-mounted cabinet, ~60 kg, with layered safety devices including an electric leakage breaker and back-flow prevention valve.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eHow to Choose the Right Freeze Dryer\u003c\/h2\u003e\u003cp\u003eSelecting a benchtop lyophilizer means matching trap temperature, capacity, and collection format to your sample chemistry and throughput. Use these axes to scope the right unit .\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrap temperature:\u003c\/strong\u003e a −45°C cold trap suits aqueous and water-based samples; lower-eutectic solvents may need colder traps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e weigh dehumidifying capacity (0.6 L) and internal volume (~4 L) against your batch sizes and run frequency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollection format:\u003c\/strong\u003e manifold drying with glass flasks fits multiple small batches; confirm port count and flask volume match your sample mix.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e verify your site supports AC115V 12 A or AC220V 7 A (50\/60 Hz) before specifying.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFootprint and mobility:\u003c\/strong\u003e check bench clearance for the 300 × 450 × 920 mm cabinet; casters allow relocation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety and uptime:\u003c\/strong\u003e features like Hot Gas Bypass defrost and automatic vacuum venting reduce manual handling and protect samples.\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\u003eManifold A, 8-port (W304 × D60 × H263 mm; 80 mm port pitch)\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-401B\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-12-port-flask-mounting-chamber-5-pcs-of-120ml-dry-flask-with-straight-glass-joint-cap-dc-401a\"\u003eDc401 With 12 Port Flask Mounting Chamber \u0026amp; 5 Pcs. Of 120mL Dry Flask With Straight Glass Joint \u0026amp; Cap\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, delivering a genuine DC401 freeze dryer backed by full manufacturer warranty. Order directly and ship from USA inventory.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthorized Yamato dealer:\u003c\/strong\u003e genuine unit with manufacturer warranty intact.\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\u003eLab-equipment specialists:\u003c\/strong\u003e dedicated team for technical and specification 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 approximately 50 minutes, supporting reliable vapor collection for aqueous samples.\u003c\/p\u003e\n\u003ch3\u003eWhat capacity and dimensions does the DC401 offer?\u003c\/h3\u003e\u003cp\u003eThe DC401 provides a dehumidifying capacity of 0.6 L and roughly 4 L internal capacity. Its stainless steel trap measures Dia. 153 × H235 mm, and the cabinet is 300 × 450 × 920 mm.\u003c\/p\u003e\n\u003ch3\u003eWhat power supply does the DC401 require?\u003c\/h3\u003e\u003cp\u003eThe DC401 operates on AC115V 12 A or AC220V 7 A at 50\/60 Hz. Confirm your site circuit matches the configuration you order before installation.\u003c\/p\u003e\n\u003ch3\u003eWhat glassware is included with this configuration?\u003c\/h3\u003e\u003cp\u003eThis configuration includes Manifold A, an 8-port drying chamber (W304 × D60 × H263 mm, 80 mm port pitch), plus five 120 mL dry flasks with straight glass joint and cap. Vacuum silicone grease and a vacuum hose are also supplied.\u003c\/p\u003e\n\u003ch3\u003eHow does the DC401 handle defrosting and contamination?\u003c\/h3\u003e\u003cp\u003eThe DC401 uses a Hot Gas Bypass System that refreezes and removes ice without manual scraping. Automatic safety vacuum venting prevents oil backflow on power-off or power failure, protecting the dried product.\u003c\/p\u003e\n\u003ch3\u003eWhere is the Yamato DC401 manufactured?\u003c\/h3\u003e\u003cp\u003eThe DC401 is made in Japan. It ships from LabSupplies.com USA inventory as an authorized Yamato Scientific dealer, with manufacturer warranty included.\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-manifold-a-8-port-5-pcs-of-120ml-dry-flask-with-straight-glass-joint-and-cap-dc-401b#product\",\n      \"name\": \"Yamato DC401B Dc401 With Manifold A (8 Port) \u0026 5 Pcs. 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