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| Brand | Polytech |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Model | NG-70D |
| Air Inlet Requirement | 0.85 MPa clean compressed air |
| Compressor Power Supply | 380 V, 3.7 kW |
| Dehumidifier Power Supply | 220 V, 2 A |
| Output Gas | Dry nitrogen (O₂ < 5 ppm, H₂O < −40 °C dew point) |
| Annual Maintenance | ~30 min filter module replacement |
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