Interpump K5.2 Flow Sensitive Unloader Valve – 200 Bar, 16–25 LPM, 3/8" Inlet, 1/2" OutletThe Interpump K5. 2 is a durable flow sensitive unloader valve designed for medium to heavy duty pressure washer systems. Automatically redirecting water through a bypass circuit when the trigger is released, the K5. 2 reduces recoil and protects your pump from overpressure during idle conditions. This model is rated for 200 Bar max pressure and a flow range of 1625 litres per minute, making it well suited for professional cleaning equipment used in