CRVpro direct-drive rotary vane vacuum pumps
Welch CRVpro pump with explosion proof motors are intended for use where they may be exposed to potentially flammable atmospheres. The explosion proof motors on these pumps are rated for Class I, Groups C&D and Class II, Groups F&G.
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CRVpro4 XPRF, CRVpro8 XPRF, CRVpro16 XPRF