The WOB-L® 2581 dry piston pump is ideal for pumping water vapor, and for applications with vacuum requirements above 6.7 mbar. The pump provides continuous, reliable, high flow vacuum. It is light and compact. Its oil-free operation reduces maintenance. Pump comes with inlet liquid trap, mounted vacuum gauge and vacuum regulator.
Note: pump is not recommended for pumping organic, acidic and basic vapors.
Technical Data
Max. pumping speed at 50 Hz in m³/h (l/min) - 4.9 (81.7)
Max pumping speed at 60 Hz in m³/h (l/min) - 6 (100)
Max. pumping speed at 60 Hz in cfm (l/min) - 3.5 (100)
Wired for - 230V, 50Hz
Dimensions (W/D/H) in mm - 432/191/305
Weight kg (lbs) - 11.2 (24.7)
*Without handle
Service / Accessories
Replacement container (Glas) for WOB-L® 2561, 2567, 2581, 2585 - U1415B
Connection-Kit 5 for Vacuum oven - 404005
Connection-Kit 6 - 404006
Maintenance Kit for WOB-L® 2581 - U2581K-03
Seal Kit for WOB-L® 2581 - U2581K-04
Vacuum regulator for WOB-L® 2581, 2585 - U2585K-50
Post-Pump Protection - Exhaust Silencer for WOB-L® 2581 - U1412E