Unloaders and Relief Valves


Pulsar Zero Flow Activated Soft Unloader Valve 10.5gpm 4050psi

PA Zero flow sensing "SOFT" unloader valve. Easy to manage hose, no pressure trapped in lines.

4050psi Maximum Rated Pressure

  • 10.5gpm rated flow
  • 3/8" FPT Inlet / Outlet / Bypass
  • 90°C / 195°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.