
| Model | GDF-25U265 | GDF-25U290 | GDF-25U320 | GDF-25U935 |
| Volume (L/cu.ft.) | 265/9.36 | 290/10.24 | 320/11.3 | 935/33.02 |
| Shelves or Drawers Qty (height adjustable) | 3shelves | 7drawers | 4shelves | 3shelves |
| Chamber Size (mm) | 508*455*1137 | 480*415*1460 | 508*455*1393 | 1000*700*1335 |
| Outer Size (mm) | 690*680*1635 | 670*640*1695 | 685*670*1900 | 1320*980*2100 |
| Package Size (mm) | 760*760*1750 | 725*665*1850 | 750*760*2030 | 1360*1135*2170 |
| Net Weight/Gross Weight (kg) | 93.5/113.5 | 85/101 | 114/125 | 377/421 |
| CBM | 1.01 | 0.9 | 1.16 | 3.35 |
| 20GP/40GP/40HQ | 21/45/45 | 24/51/51 | 21/48/48 | 8/16/16 |
| Performance | ||||
| Cooling Performance | -25℃ | |||
| Temperature Control Range | -10~-25℃ | |||
| Ambient Temperature | SN (10~32℃) | |||
| Control | ||||
| Controller | Microprocessor | |||
| Display | LED Digital Display | |||
| Temperature Sensor | NTC | |||
| Refrigeration | ||||
| Refrigeration System | Direct cooling | |||
| Compressors | CUBIGEL/1 | DONPERN/1 | CUBIGEL/1 | SECOP/2 |
| Condenser | Wire tube | Inside foaming | Wire tube | Copper tube |
| Refrigerant | R290 | R290 | R290 | R404A |
| Insulation Material | PURF | |||
| Construction | ||||
| Outer Material | Painted Steel | |||
| Chamber Material | Painted Steel | |||
| Outer Door | Foam, high quality sealing joint strip | |||
| Outer Door Lock | Safety door lock | |||
| Inner Door Qty | 4 | / | 5 | 4 |
| Test Port Qty & Diameter | Optional | / | Optional | 1/18MM |
| Casters | Y | / | Y | Y |
| Audiable and Visual Alarms | ||||
| High & Low Temperature | Y | Y | Y | Y |
| Extremely High Ambient | / | / | / | Y |
| Thermostat Failure | Y | Y | Y | Y |
| Sensor Error | Y | Y | Y | Y |
| Abnormal Voltage | / | / | / | Y |
| Power Failure | Y | / | Y | Y |
| Low Battery | / | / | / | Y |
| Condenser Clean | / | / | / | Y |
| Filter Clean | / | / | / | Y |
| Door Open | Y | Y | Y | Y |
| Romote Alarm | Y | / | Y | Y |
| Electrical and Noise Level | ||||
| Power Supply | 220V/50/60HZ, 110V/60Hz | |||
| Heat Output (220V) | 180W | 180W | 180W | 1000W |
| Power Consumption (KWh/24hr) | 3 | 1.5 | 3 | 10 |
| Noise Level | 46 | 46 | 46 | 50 |
| Options | ||||
| USB Port | / | / | / | Y |
| Data Logger | / | / | / | / |
| Power Failure Backup Battery | 8h | 8h | 8h | 72h |
| CO2 or LN2 Back-up | Optional | Optional | Optional | Optional |