Welch Laboratory Vacuum Pumps

Life Sciences Laboratory Vacuum Equipment


Welch Vacuum Pumps

Welch has been supplying pumps for vacuum applications for over a century, and has developed an extensive knowledge from these years of experience on selecting the right vacuum pump technology and making modifications to these technologies to suite a specific lab application. Welch use vacuum belt drive and direct drive vacuum pump technology, oil free (dry, oil-less) PTFE diaphragm pumps and oil free WOB-L piston pump technology. Peristaltic liquid pumps have also come available through Welch, as they strive to meet their customers pump application needs.

Self cleaning dry Welch laboratory vacuum pump Dry Welch laboratory vacuum pump










Welch Supply specified vacuum pumps and accessories for the following laboratory applications;

vacuum application aspiration

Aspiration




vacuum application desiccation

      Desiccation




vacuum application filtration

          Filtration




vacuum application rotary evaporation

    Rotary Evaporators




application vacuum concentrator

Vacuum Concentrators




vacuum application gel dryer

Gel Dryers





application combined vacuum concentrator and gel dryer

Concentrator - Gel Dryer Combinations




vacuum application solvent degasification

   Solvent Degasification




application vacuum oven

Vacuum Ovens




replace house central vacuum hose

Replacement of House Vacuum




replacement of water aspirator

        Replace Water Aspirator




Welch vacuum pumps are fully supported by AVT for servicing, repairs and sales on filters and accessories.

View Welch website or catalogue for more on their range of laboratory vacuum pumps and equipment. Contact AVT for sales and service assistance on lab vacuum related products.