DescriptionAs a Welch distributor, we are proud to offer their full line of PTFE oil-free laboratory vacuum pumps for chemical duty to pump acid vapors and corrosive gases as well as economical standard lab duty pumps in a range of sizes and vacuum levels for pumping water vapor and non-corrosive gases. The GELMASTER® and SELF-CLEANING DRY VACUUM SYSTEMS are fully configured for gel drying, and for rotary evaporation and other applications. Finally, Welch dry rotary vane pumps are an economical solution for pumping dry air.Request a Quick Price QuotePlease enable JavaScript in your browser to complete this form.Name *Company NameShipping Address Line 1 *Shipping Address Line 2City *State *Zip Code *Email *Phone *Comments or QuestionsSubmit Welch Dry 2028 1.2 cfm NEW SELF CLEANING CORROSION RESISTANT PTFE SpecificationsWelch Model202520272028Free Air Displacement CFM (L/min) @ 60Hz1.2(35)1.2(35)1.2(35)m3/hr (L/min) @ 50Hz1.7(28)1.7(28)1.7(28)Ultimate Pressure, Torr (mbar)9(12)2(2.7)2(2.7)Wired for 115V, 60Hz, 1Ph with N. American 115V plug202501202701202801Wired for 230V, 50Hz, 1Ph, IEC Cord with Continental Euro. (Schuko) plug202503202703202803Wired for 100V, 50/60Hz for Japan202505202705202805
