Description AR20888 Annovi Reverberi Minimatic 4/B unloader with a max 2,600 PSI with aluminium internal by-pass unloaders. These Unloaders feature a bolt on design with internal by-pass system. Adjustable pressure releases pressure in the pump head when in by-pass, protecting from over pressurization. Eliminates by-pass hose and fittings. Built-in chemical injector available. The molded plastic adjusting knob is designed for user comfort. Brass body with a stainless steel plunger and spring, by-pass is aluminum. Max PSI: 2600 Inlet: 1/2"F Outlet: 3/8"M Size: 1.8 Pump Series: RC, XM, XT By Pass: Aluminum Injector: Fixed ID Stamp: 1 minimatic 4 bolt on unloader With GH and plug. California Residents - Click here for Prop 65 WARNINGS
