General Pump - Interpump


General Pump SR Safety Relief Valve up to 10.8gpm 3000psi

Interpump SR / (ZKSR GP) safety relief valve.

3000psi Maximum Rated Pressure

  • 1.3 up to 10.8gpm Flow
  • 3/8" Inlet
  • 1/4" Bypass (outlet)
  • 165°F Max Temperature


Unloader valves are one of the most important safety devices on a pressure washer system. Failure to install and set the unloader properly could result in a very dangerous situation causing severe damage to the pump and possibly the operator.

Professional installation is required.