Cat Pumps Direct Drive Plunger Pump 4SPX32G1I


This is a direct-drive triplex (three plunger rods) plunger pump, constructed of a brass manifold, easy-to-service 304SS stacked valve assemblies, solid ceramic plungers and standard NBR (Buna-N)seals and o-rings. The 4SPX pumps offer high quality and exceptional life for the portable pressure washer market. The 4SPX is a flanged, hollow-shafted pump designed to bolt directly onto a gas engine drive, providing easy, compact installation. The 4SPX pump comes standard with a Integral Regulating Unloader with built-in By-Pass and fixed Chemical Injector that mounts onto the unloader.
Data Sheet

Seal Kit 
Valve Kit

Technical Specifications
Max Flow 3.2 gpm / 12.1 lpm
Max Pressure 3000
Inlet Port Size 3/8" NPT(F)
Discharge Port Size 3/8" NPT(M)
RPM 3450
Drive Type(s) Direct
Material Brass

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