Unloaders and Relief Valves


Mecline VHP39 Unloader Valve 10.5gpm 5650psi

Mecline VHP-39 unloader valve.

Maximum Rated Pressure: 5650psi

  • 10.5 gpm
  • 3/8" 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.