| Feature | Technical Details |
| Brand | Sullair (Genuine Original) |
| Part Number (P/N) | 250038-657 |
| Compressor Size | 40 HP / 50 HP |
| Cooler Type | Air-Cooled Combination (Oil & Air) |
| Construction | Vacuum-Brazed Aluminum Bar & Plate |
| Compatible Models | Sullair LS-12, LS-16, and S-Energy Series |
| Max Operating Pressure | 250 PSIG |
| Max Operating Temp | 250°F (121°C) |