Welch Vacuum Diaphragm Pump, 4.5 CFM, 25 Torr, Explosion Proof Motor, 115/230V 60 Hz, 1 Phase, Rotary Vane Pumps, Rotary Vane Pumps,  PN  2090W-01

These Welch Vacuum Diaphragm Pump, 4.5 CFM, 25 Torr, Explosion Proof Motor, 115/230V 60 Hz, 1 Phase  have part number 2090W-01, are new, and come with full Welch Vacuum warranty. Welch Direct-Drive Rotary Vane Vacuum Pumps are Deep Vacuum, portable with small footprint, and vacuum to 1 X 10-4 torr. achieve vacuum levels down to 1x10-4 torr (0.1 micron) with flows up to 11.3 CFM. These compact, portable oil-seal pumps are recommended for a variety of laboratory applications. Vacuum system configuration with a cold trap is recommended for use with harsh chemicals. Direct drive pumps are not recommended for filtration, aspiration, drying electrophoresis gels, or other applications requiring sustained operation above 30 torr. The Direct-Drive Pumps can support the following applications: Centrifugal Concentrators, Vacuum Ovens, Freeze Dryers, SEM’s, Annular Spaces / Transfer Lines.

More information about these Welch Vacuum Diaphragm Pump, 4.5 CFM, 25 Torr, Explosion Proof Motor, 115/230V 60 Hz, 1 Phase  can be found by downloading the pdf catalog and documents below. Simply open the pdf catalog below, run the pdf search (ctrl F) and search for the 2090W-01.