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Technical Specifications |
| Max Flow: 3.2 gpm | |
| Pressure Range: 100 psi – 3000 psi | |
| Shaft Diameter: 1" | |
| Inlet Port Size: .37 | |
| Discharge Port Size: .37 | |
| RPM: 3450 | |
| Drive Type(s): Direct | |
| Material: Brass (BB) |
Triplex plunger design provides a smooth liquid flow.
Specially formulated high pressure seals and concentric, polished ceramic plungers assure maximum seal life.
Compact, hollow shafted pump for direct mounting to 1" gas shaft. Eliminates the need for pulleys, belts or gearboxes.
Integral regulating unloader with built-in by-pass standard on all CAT PUMPS units to assure system pressure control and pump protection.
Stacked valve design for ease in servicing.
Fixed chemical injector for cleaning flexibility.
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.
