PA VS500 Regulating Safety Valve 21gpm 8100psi 21gpm

PA VS-500 regulator and safety valve.

8100psi Maximum Rated Pressure

  • 21gpm rated flow
  • 1/2" Female Inlet / Bypass
  • 90°C / 195°F max temperature
  • Prompt and effective damping against pressure spikes


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.