Annovi Reverberi Pumps. Reduce costs by eliminating the need for fittings and bypass hose. Versatile, mounts in seconds to either side of pump manifold. Trapped pressure type adjustable unloader with internal bypass system. Compact design features forged brass body, fixed chemical injector and hardware. 2-5 GPM @ 2600 PSI. 165 F. Deg Max. 1/2 MPT Inlet and 3/8 MPT Outlet. Fits: 6DX - RW - T - TS Series Pumps.