WELCH 2034 DryFast Diaphragm Vacuum Pump | Model 2034B-01 Chemical Duty (115V)

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WelchSKU: WELCH-2034B-01

Sale price$2,189.99 Regular price$2,575


Welch 2034B-01 DryFast Chemical Duty Diaphragm Pump (115v)

The Welch 2034B-01 DryFast Chemical Duty Diaphragm Pump is an economical pump designed for use in the most demanding chemical processes. This pump has a maximum Air Displacement of 0.9 CFM and an Ultimate Pressure of 9 torr.  A central control knob provides tunable vacuum control within 1 torr of resolution.

This chemical duty diaphragm vacuum pump is an excellent choice for evaporation of medium boiling point solvents, such as water and toluene. Its superior design and reliable performance make it an essential tool for laboratory and industrial applications.

For more information please consult the Product Brochure and User Manual.


What's included

US standard plug

Common accessory, not included

Inlet / Exhaust Separator Jars, 1423B

Pumping Speed

0.9 CFM (25L/min)

Ultimate Pressure

9 torr (12mbar)

Max. Vacuum

29.6" Hg

Tubing Needed

1/4" ID

Exhaust / Intake threads


Dimensions LxWxH



21.25 lbs


115V, 60 hz

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