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Welch 2052 2.3 cfm Full Chemical-Resistant 4-Head Diaphragm Pump


The original Welch 2052 is a full chemical-resistant (not like its cheaper version), 4-head, oil-free dry diaphragm vacuum pump with all-PTFE contact surfaces and deep vacuum capability. Oil-Free, portable, full chemical-resistant, means less maintenance and no more frequent and costly oil change, or cross contamination.

SKU: 4200771 Category: Tag:


 Electrical requirements
 110V or 220V 50/60Hz single phase 0.53 HP, 390 watts

 Pumping rate
 2.3 cfm

 Gasket material

 Ultimate vacuum level
 1.5 torr / 2 mbar

 Maximum vacuum
 29.9 in. Hg

 1/4″ NPT

 Adjustable vac./gas ballast

 Pump dimensions (LxWxH)
 9 x 15 x 7 inches

 Shipping dimensions (LxWxH)
 10.2 x 16.6 x 7.5 inches

 Pump weight
 40.3 Lb

 Shipping weight
 50 Lb

 <44 dbA  Certification  UL, CSA (115V model), CE  User's manual  Download

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