Temporarily unavailable. Yamato Scientific America has temporarily suspended sales of this model to comply with EPA and CARB refrigerant requirements.
Why order the DC401B from LabSupplies.com
Yamato DC401B Freeze Dryer with 8-Port Manifold A Overview
Air 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.
Key Features
- −45°C cold trap: stainless steel cylindrical trap reaches minimum temperature in about 50 minutes from 20°C.
- 8-port Manifold A: drying chamber W304 × D60 × H263 mm with 80 mm port pitch, supplied with five 120 mL dry flasks (straight glass joint and cap).
- Contaminant-free venting: automatic safety vacuum venting prevents oil backflow on power-off or power failure.
- Pirani vacuum gauge: integrated pressure readout with a Dia. 17 mm exhaust port for vacuum pump connection.
Specifications
| Specification | Detail |
|---|---|
| Material | Glass |
| Capacity | 120 mL |
| Ports | 8 |
| Quantity per Set | 5 pcs |
| Compatible With | DC401 |
| Trap Cooling Temperature | -45°C |
| Time to Reach Minimum Temperature | 50 min (20°C to -45°C) |
| Dehumidifying Capacity | 0.6 L |
| Internal Capacity | ~4 L |
| Refrigeration System | Air cooling, 400 W |
| Refrigerant | R404A (300 g ±5 g) |
| Vacuum Gauge | Pirani vacuum gauge |
| Contaminant-Free System | Automatic safety vacuum venting prevents oil backflow on power-off or power failure |
| Trap Material / Shape | Cylinder, stainless steel |
| Trap Dimensions | Dia. 153 × H235 mm |
| Exhaust Port | Dia. 17 mm (vacuum pump connection) |
| Operating Ambient Temperature | 5°C to 30°C |
| Safety Devices | Electric leakage breaker with overcurrent protection, refrigerator overload relay, back-flow prevention valve, safety valve linked with vacuum-pump service receptacle |
| Drain | Vacuum hose with stopper |
| Mobility | Highly mobile on casters |
| External Dimensions (W×D×H) | 300 × 450 × 920 mm |
| Weight | ~60 kg |
| Country of Origin | Japan |
| Included Accessories | Vacuum silicone grease, vacuum hose |
| Drying Chamber | Manifold A, 8-port (W304 × D60 × H263 mm; 80 mm port pitch) |
| Included Glassware | 5 × 120 mL dry flasks with straight glass joint and cap |
| Power Source | AC115V 12 A / AC220V 7 A (50/60 Hz) |
| Warranty | 1 year (Yamato Scientific America) |
| Service | Calibration and preventive maintenance on site by Yamato-certified technicians or at Yamato's California service center |
Ordering Information
| Catalog number |
|---|
| DC-401B |
| Manufacturer | Yamato Scientific |
| Manufacturer part number | DC-401B |
Documents & Downloads
More in This Series
- Yamato DC401A Freeze Dryer with 12-Port Flask Mounting Chamber
- Yamato DC401 Freeze Dryer, 4L (−45°C Refrigerated Cold Trap)
View all Laboratory Freeze Dryers →
Frequently Asked Questions
What capacity and dimensions does the DC401 offer?
The 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.
What power supply does the DC401 require?
The 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.
What glassware is included with this configuration?
This 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.
Where is the Yamato DC401 manufactured?
The DC401 is made in Japan. It ships from the USA as an authorized Yamato Scientific dealer, with Yamato's 1-year warranty included.
What safety devices does the Yamato DC401B have?
Yamato lists these safety devices for the DC401B: electric leakage breaker with overcurrent protection, refrigerator overload relay, back-flow prevention valve, safety valve linked with vacuum-pump service receptacle.
What refrigeration system does the Yamato DC401B use?
The Yamato DC401B uses air cooling, 400 W and R404A (300 g ±5 g) refrigerant.
