DC Series
The DC Series freeze dryer offers a contaminant-free system with an automatic safety vacuum venting design that prevents oil back-flow when the power is turned off or fails.

Manufacturer: Yamato — Japan
Overview
The DC Series freeze dryer offers a contaminant-free system with an automatic safety vacuum venting design that prevents oil back-flow when the power is turned off or fails. Ice can be refrozen and removed smoothly from the vessel using a hot gas bypass system, and the unit is equipped with a Pirani vacuum gauge and a safety valve linked to the service receptacle for the vacuum pump. It uses an environmentally friendly refrigerant and is highly mobile on wheels.
Safety Venting
An automatic safety vacuum venting system prevents oil back-flow when the power supply is turned off or fails.
Defrosting
Ice can be refrozen and removed smoothly from the vessel using the Hot Gas Bypass System.
Vacuum Monitoring
The unit is equipped with a Pirani vacuum gauge.
Safety Valve
The safety valve is linked with the service receptacle for the vacuum pump.
Mobility
The unit is highly mobile on wheels and uses an environmentally friendly refrigerant.
Common Specifications
| Specification | DC Series |
|---|---|
| Power Supply | AC115V/AC220V Single phase with step-down transformer |
Model Comparison
| Specification | DC401 | DC801 |
|---|---|---|
| Product Code | 212537 | 212538 |
| External Dimensions (W×D×H mm) | 300×450×720mm | 405×500×846mm |
| Weight | 43kg | 65kg |
| Status | Discontinued Product |
