Welch Chem Duty Diaphragm Pump: Explosion Proof Motor, 4.5 CFM

Welch Chem Duty Diaphragm Pump: Explosion Proof Motor, 4.5 CFM

Buy Welch vacuum pumps from MSE Supplies at the best value. 

Clean operation (oil free), low cost of ownership, highest reliability – these are just a few benefits that customers can appreciate when they use a diaphragm pump for laboratory or industrial applications. With a broad range of diaphragm pumps – ultimate vacuum from 75 to 1 mbar and peak flow rates up to 138 l/min – Welch offers specific pump families and models for a variety of uses.

Explosion proof motor is rated for Class I, Groups C&D and Class II, Groups E, F &G.   

•Corrosion resistant. 

•Portable.

•PTFE coated aluminum head with PTFE diaphragm liner.

Diaphragm pumps work completely without oil which has several advantages for the user:

• Less maintenance compared to other technologies saves time and money
• Dry vacuum allows cleaner workplace and environment
• Uncontaminated pumping of gases results in cleaner samples and no risk of oil back-streaming

MSE Supplies is an authorized distributor of Welch vacuum pumps.

Technical Data