VB9 Adjustable Unloader Valve Trapped Pressure unloader valve – reduces pump pressure to zero but traps the line pressure in the high pressure hose Fixed bypass port Can be used as a proportional unloader valve on a two gun system 3/8″ Female inlet, 3/8″ Female outlet 220 Bar / 3000 Psi Maximum pressure 30 Litres per minute @ 90°c maximum flow
