Welch Chemical Duty vacuum pumps use dry, oil-free membrane (diaphragm) technology to deliver faster pumping dynamics that support filtration, evaporation, drying, degassing, impregnation, and other rough vacuum applications.
Note: Government regulations require Welch to obtain an end-user certificate this product if either used or exported outside of the United States.
The Diaphragm pumps are intended for:
- Pumping and compressing neutral and aggressive gases and vapours.
- Generating a vacuum down to an ultimate pressure 2 mbar.
- Use in physical and chemical laboratories in trade and industry.
- Use for vacuum filtration, vacuum distillation and vacuum drying, and other vacuum technology applications.
| Item | Welch High Capacity Diaphragm Pump 2067 |
| Free Air Displacement @ 60 Hz, cfm (L/min) | 7.8 (221) |
| Ultimate Pressure, torr |
56
|
| Motor Power, HP (kW) at 60 Hz | 0.5/0.6 (0.37/0.44) |
| Inlet (Exhaust) Connection Thread NPT | NW16 - 1/4" NPT |
| Tubing Needed, I.D. in. (mm) | Hose Connector Available |
| Weight, lbs (kg) | 72.3 (32.8) |
| Dimensions, LxWxH, in (mm) | 21x11x12 (530x280x310) |
Tariff fees may apply. An invoice may be sent separately.
Payment & Security
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

