Two-stage rotary vane pumps

Welch’s two-stage rotary vane pumps are always an option when an ultimate pressure level from 0.5 mbar to 1x10-4 mbar is required. Depending on the pump model the pumping speed range lies between 1.8 m³/h and 60 m³/h.

 

CRVpro

Discover the evolution of two-stage rotary vane vacuum pumps. Built to last. Born to perform. And designed to simplify your work. Meet the robust vacuum pump series – CRVpro.

 

P-Z Series

Discover the evolution of two-stage rotary vane vacuum pumps. Built to last. Born to perform. And designed to simplify your work. Meet the robust vacuum pump series – CRVpro.