Pilot Freeze Dryer NPFD-502 features a nominal shelf area of 1 m² with a usable shelf area of 0.05 m². It offers a condenser capacity of 15 kg per batch, suitable for medium-scale applications. This unit delivers a minimum cold trap temperature of ≤ –75°C to ensure efficient vapor capture. It incorporates an end-of-discrimination function that confirms complete drying before proceeding to the next step. Our dryer includes a digital display for clear visualization of key parameters.
| Nominal area | 1m² |
| Usable shelf area | 0.05m² |
| Condenser capacity | 15 kg/B |
| Vial quantity Φ16mm | 4265 pcs |
| Vial quantity Φ22mm | 2268 pcs |
| Liquid capacity | 15L |
| No. of shelves | 5+1 |
| Shelf distance | 90mm |
| Shelf temperature range | -55 + 80°C |
| Shelf temperature difference | ±1°C (in balance) |
| Min. cold trap temperature | ≤-75°C |
| Vacuum leakage rate | ≤5×10⁻³ Pam³/sec |
| Ultimate pressure | ≤1 Pa |
| Air-cooled, well-ventilated | ≤25°C |
| Water-cooled, ≤30℃, 0.15 to 0.2MPa | 0.9m³/hr |
| Installed power | 8kW (three phase) |
| Shelf dimension | 350×600mm |
| Product dimension | 1760×920×2200mm |
| Weight | 1200 kg |
Pilot Freeze Dryer NPFD-502 is used for precise freeze-drying of biological samples, pharmaceuticals, and other temperature-sensitive materials to preserve structure and stability. It is commonly used in research laboratories, pilot production facilities, and cleanroom environments.
Vacuum pump 1 (Rotating speed 1800rpm, suction capacity 3L/s, ultimate pressure 0.008mbar, air-cooled)
Vacuum pump 2 (Rotating speed 1800rpm, suction capacity 4L/s, ultimate pressure 0.01mbar, air-cooled)
Vacuum pump 3 (Rotating speed 1800rpm, suction capacity 10.5L/s, ultimate pressure 0.01mbar, air-cooled)
