Specifications of 4.5K Helium Refrigerators
| Helium refrigerator series | Refrigerating Capacity W | Compressor Rating kW |
| FHLR-40 | 160-250 | 79-90 |
| FHLR-70 | 250-320 | 90-132 |
| FHLR-100 | 320-450 | 132-160 |
| FHLR-140 | 450-580 | 160-200 |
| FHLR-180 | 580-750 | 200-250 |
| FHLR-240 | 750-900 | 250-315 |
| FHLR-280 | 900-1000 | 315-355 |
| Customized products | ≥1000 |
20K Helium Liquefiers
Case Study 1