Ultra Low Temperature Freezer NULF-700 provides a 778-liter storage capacity for storing large volumes of sensitive materials. It maintains a precise temperature range from -20°C to -40°C. This unit is built with high-performance vacuum insulation material on all six sides to ensure thermal efficiency. It offers two Ø25 mm access test ports for convenient connection of monitoring devices. Our freezer includes a digital display for clear and accurate temperature readings.
| Capacity | 778L |
| Temperature range | -20 to -40°C |
| Ambient temperature range | 16 to 32°C |
| Cooling performance | -40°C |
| Climate class | N |
| Cooling method | Direct cooling |
| Defrost mode | Manual |
| Refrigerant | R290 |
| No. Of shelves | 3 |
| No. Of compressors | 2 |
| Internal material | Stainless steel |
| External material | Cold-rolled steel sheet |
| Insulation thickness | D:100, L/R:130, B:130 |
| Access test port | 2pcs. Ø 25 mm |
| Caster | 4+2 |
| Controller | Microprocessor |
| Display | Digital |
| Data logging/ interval /recording time | USB/record every 10 minutes/100,000 data |
| Interface | Remote alarm contact, RS-485 |
| Backup battery | Yes |
| Temperature alarm | High/low temperature, high ambient temperature, condenser overheating alarm |
| Electrical alarm | Power failure, low battery, data logger failure |
| System alarm | Sensor error, data communication failure, door ajar |
| Current | 9.7A |
| Power supply | 220 to 230V/50Hz |
| Internal dimension | 865×696×1286 mm |
| External dimension | 1205×1025×1955 mm |
| Packaging dimension | 1227×1100×2127 mm |
| Net weight | 286 kg |
| Gross weight | 378 kg |
Ultra Low Temperature Freezer NULF-700 is used for the reliable preservation of temperature-sensitive materials, including biological samples, vaccines, and research specimens at ultra-low temperatures. It is commonly used in research laboratories, hospitals, pharmaceutical facilities, universities, and military institutions.
