Welch CHEMSTAR Dry, Chemical, Oil-Free Vacuum Pump, Pressure 0.05 Torr, Flow 4.94 cfm. PN: 2070B-01

The Welch CHEMSTAR Dry Model 2070 is Welch’s revolutionary new dry vacuum solution for demanding deep vacuum chemical process needs. This automated system easily handles your most challenging vacuum applications while saving both time and expense. Pump corrosive gases with ChemStar Dry to eliminate pump oil changes and the ritual of cold trapping.

The Welch CHEMSTAR Dry Model 2070 delivers ~ 150 l/min (5.3 CFM) pumping speed at 0.2 to 20 torr the process power zone never before attainable with an economical dry vacuum pump. ChemStar Dry comes ready to plug and play with a 115V plug. thread adapters for both intake and exhaust, weighs 50 lbs., and has dimensions LxWxH, 18x8.5x18.5 in.

ChemStar Dry’s integrated multistage pumping mechanism is software driven and fully chemical resistant. Vapor load optimization and system self-cleaning are electronically controlled. High gas flow and the deep vacuum needed for demanding processes are now available in a compact unit about the size of a tower PC.