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Welch Vacuum Pumps

Welch provides state-of-the-art vacuum pumps for numerous applications in chemical and biological laboratories, as well as for high vacuum manufacturing, air-conditioning and refrigeration.

As a global leader in vacuum technology, our customers include laboratories and equipment manufacturers around the world. In addition to our state-of-the-art products, our customers and business partners benefit from our exceptional service, valuable training, and efficient technical support. Our commitment to new technologies, highly qualified staff, and extensive testing in our in-house laboratories ensures that we meet all our customers’ requirements – both now and in the future.

MSE Supplies is an authorized distributor of Welch vacuum pumps. Please contact us to discuss your needs.


Welch 2034 DryFast 0.9 cfm Chemical Duty PTFE Diaphragm Vacuum Pump - MSE Supplies LLC

Welch 2037 DryFast 1.8 cfm Chemical Duty PTFE Diaphragm Vacuum Pump

$ 2,46500 Save $ 15500
Welch 2047 DryFast 2.5 cfm Chemical Duty PTFE Diaphragm Vacuum Pump - MSE Supplies LLC

Welch 2047 DryFast 2.5 cfm Chemical Duty PTFE Diaphragm Vacuum Pump

$ 2,84900 Save $ 24100
Welch 2034 DryFast 0.9 cfm Chemical Duty PTFE Diaphragm Vacuum Pump - MSE Supplies LLC

Welch 2034 DryFast 0.9 cfm Chemical Duty PTFE Diaphragm Vacuum Pump

$ 2,18900 Save $ 19100
Welch 2546 1.6 CFM WOB-L Pressure Dry Vacuum Pump - MSE Supplies LLC

Welch 2546 1.6 CFM WOB-L Pressure Dry Vacuum Pump

$ 87500 Save $ 10500
Welch 1.4 CFM BTPro 40 Botanical Diaphragm Vacuum Pump - MSE Supplies LLC

Welch 1.4 CFM BTPro 40 Botanical Diaphragm Vacuum Pump

$ 1,61500 Save $ 7000
Repair Kits for the Welch 10.6 CFM DuoSeal CRR-1 Refrigeration Rotary Vane Vacuum Pump Repair Kit - MSE Supplies LLC

Repair Kits for the Welch 10.6 CFM DuoSeal CRR-1 Refrigeration Rotary Vane Vacuum Pump Repair Kits

$ 48950 Save $ 050
Welch 10.6 CFM DuoSeal CRR-1 Refrigeration Rotary Vane Vacuum Pump - MSE Supplies LLC

Welch 10.6 CFM DuoSeal Capture CRR-1 Refrigeration Rotary Vane Vacuum Pump

$ 5,29500 Save $ 4500
Welch 22.1 CFM CRVPro 30 Direct Drive Rotary Vane Vacuum Pump - MSE Supplies LLC

Welch 22.1 CFM CRVPro 30 Direct Drive Rotary Vane Vacuum Pump

$ 6,69500 Save $ 18500
Welch 12.8 CFM CRVPro 16 Explosion Proof Rotary Vane Vacuum Pump - MSE Supplies LLC

Welch 12.8 CFM CRVPro 16 Explosion Proof Rotary Vane Vacuum Pump

$ 5,81000 Save $ 15000
Welch 2.8 CFM CRVPro 4 Explosion Proof Rotary Vane Vacuum Pump - MSE Supplies LLC

Welch 2.8 CFM CRVPro 4 Explosion Proof Rotary Vane Vacuum Pump

$ 4,22000 Save $ 10000
Welch CRVPro 24 Direct Drive Rotary Vane Vacuum Pump - MSE Supplies LLC

Welch 18.3 CFM CRVPro 24 Direct Drive Rotary Vane Vacuum Pump

$ 5,29500 Save $ 20500
Welch CRVPro 16 Direct Drive Rotary Vane Vacuum Pump - MSE Supplies LLC

Welch 12.8 CFM CRVPro 16 Direct Drive Rotary Vane Vacuum Pump

$ 3,99500 Save $ 11500
Welch 4.2 CFM CRVPro 6 Direct Drive Rotary Vane Vacuum Pump - MSE Supplies LLC

Welch 4.2 CFM CRVPro 6 Direct Drive Rotary Vane Vacuum Pump

$ 3,27500 Save $ 2500
Welch 2.8 CFM CRVPro 4 Direct Drive Rotary Vane Vacuum Pump - MSE Supplies LLC

Welch 2.8 CFM CRVPro 4 Direct Drive Rotary Vane Vacuum Pump

$ 2,99500 Save $ 1500
Welch 2034 DryFast 0.9 cfm Chemical Duty PTFE Diaphragm Vacuum Pump - MSE Supplies LLC

Welch 2044 DryFast 1.2 cfm Chemical Duty PTFE Diaphragm Vacuum Pump

$ 2,59500 Save $ 17500
Welch 2042 DryFast Ultra 1.2 cfm Chemical Duty PTFE Diaphragm Vacuum Pump - MSE Supplies LLC

Welch 2042 DryFast Ultra 1.2 cfm Chemical Duty PTFE Diaphragm Vacuum Pump

$ 3,63000 Save $ 20000
Welch 2032 DryFast Ultra 0.9 cfm Chemical Duty PTFE Diaphragm Vacuum Pump - MSE Supplies LLC

Welch 2032 DryFast Ultra 0.9 cfm Chemical Duty PTFE Diaphragm Vacuum Pump

$ 3,19500 Save $ 19500
Welch 2014 DryFast 1.2 cfm Chemical Duty PTFE Diaphragm Vacuum Pump - MSE Supplies LLC

Welch 2014 DryFast 1.2 cfm Chemical Duty PTFE Diaphragm Vacuum Pump

$ 1,59500 Save $ 8500
Welch ProBoost Air-Cooled Diffusion Pump - MSE Supplies LLC

Welch ProBoost Air-Cooled Diffusion Pump

$ 3,05900 Save $ 26100
Welch ChemStar 1400N-01 0.9 cfm 0.1 Micron Belt Drive 2-Stage Pump - MSE Supplies LLC

Welch ChemStar 1400N-01 0.9 cfm 0.1 Micron Belt Drive 2-Stage Pump

$ 2,69900 Save $ 23100