Portable ULT Freezer NPUF-102 offers a wide temperature range from 18℃ to as low as -86℃, ensuring safe preservation of samples. It provides a storage capacity of 25 liters, making it suitable for various applications. This unit features a free-piston Stirling cooler as the cooling engine for efficient cooling. It requires manual defrosting for proper maintenance and smooth operation. Our freezer delivers energy-efficient performance with minimal power consumption.
| Storage capacity | 25L |
| Temperature range | 18℃ to -86℃ |
| Ambient temperature | 25°C, Empty cabinet |
| Temperature control capability | Target temperature ±2℃ |
| Time | Take 3.5 hours from 25℃ to -80℃ |
| conditions | Non-corrosive, Non-flammable, Non-explosive, Altitude up to 2000m (Temperature 5℃ to 35℃, maximum relative humidity 80%) |
| Refrigerant | Helium |
| Heat transport system | Gravity-driven thermosiphon |
| Cooling engine | Free-piston stirling cooler |
| Insulation | High-performance vacuum-insulated panels, polyurethane foam |
| Control sensor | One RTD (PT100 Class B), precision±0.3 |
| Security | Lockable lid |
| Warm and cold alarms | Setpoint ±10℃ |
| Defrost method | Manual |
| Noise | |
| Steady state energy | 75W |
| Maximum power consumption (current) | 100W (0.5A at 220V, 4.6A at 24V) |
| Power supply | 100V AC to 240V AC; 50Hz,60Hz; 12V DC to 24V DC |
| Internal dimension | 300×250×300 mm |
| External dimension | 616×392×455 mm |
| Packaging dimension | 710×480×530 mm |
| Net weight | 17.5 kg |
| Shipping weight | 21 kg |
Portable ULT Freezer NPUF-102 is used to maintain stability of critical samples during transportation and fieldwork. It is applied in emergency response teams, vaccine distribution networks, remote research stations, and environmental monitoring projects.
