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PA VS28 Safety Relief Valve up to 3650psi

PA VS 28 safety relief valve protects your power washer pump and system from pressure spikes. 

Rated Pressure: Adjustable from 1450psi up to 3650psi

  • 90 °C 195 °F
  • Inlet: 1/4" MPT
  • Bypass: 16mm Hose Barb

Choose model based on your system flow rate.


  • VS 28/1: 2.1 - 3.2gpm (60.0555.00)
  • VS 28/2: 3.2 - 4.2gpm (60.0555.20)
  • VS 28/3: 4.2 - 5.15gpm (60.0555.30)

Does Not Replace the Unloader Valve. These safety valves are for use as a backup to an unloader or main relief in an open system without a trigger operated spray gun.