Skip to Content

High-Pressure RO Pump - 5.0 GPM, 1725 RPM, NAB - CAT 357

(1 review)

CAT 357 High Pressure RO Pump for Watermakers up to 2200 GPD

This is a triplex [three plunger rods] positive displacement, reciprocating, plunger pump, constructed of Nickel Aluminum Bronze manifolds, 316 SS valve assemblies, solid ceramic plungers and standard NBR [Buna-N] seals and o-rings. The 1725 RPM permits multiple drive options including direct drive, flexible coupling, clutch or belt drive. The CAT model 357 high pressure pump is popular in seawater reverse osmosis, as well as car wash and pressure washer applications.
Max Flow:5.0 gpm
Min Pressure:100 psi
Max Pressure:1500 psi
Inlet Port Size:1/2" FNPT X2
Discharge Port Size:3/8" FNPT X2
RPM:1725
Drive Type(s):Multiple
Material:Nickel Aluminum Bronze (NAB)
2,427.60 2,427.60
2,427.60

  • Brand
  • RO Flow Rate
  • Product Bundle

Internal Reference: CAT-357

Specifications

Brand CAT
RO Flow Rate 3.0-5.0 GPM
Product Bundle No