Gardner Denver Welch Vacuum Technology, Inc, formerly Welch Rietschle Thomas, is a wholly-owned subsidiary of Gardner Denver, a leading global manufacturer of compressors, vacuum pumps, and related products. Within Gardner Denver, Welch is an SBU of the Thomas Products Division.

Starting in 1880, Welch has provided quality vacuum pumps for laboratory, industrial and educational applications. It has now been over a century and today, Welch is a leading manufacturer of vacuum pump products for chemical and biological laboratories, high vacuum manufacturing, and air conditioning/refrigeration. With headquarters in Niles, Illinois, the Welch product line includes oil lubricated rotary vane vacuum pumps; dry piston and diaphragm vacuum pumps; and specialized vacuum systems, components, and applications. One thing that hasn't changed over the past 100 years is the Welch reputation for building pumps of exceptional performance and durability.

Below is a sampling of some of the most popular Welch pumps, both new and rebuilt, all with one-year warranty. As a proud distributor of Welch products, we are glad to provide application assistance. feel free to call us at 714-938-1300