This is the Jabsco Par-Max PLUS 22.7 L/min max flow 12v DC fresh water pressure pump with a 60 psi pressure switch cutout. With larger improved softer mounting feet for reduced vibration transfer, larger heavy duty brushes and, self priming to a max of 3m, this is the ultimate fresh water pressure pump for boats, caravans and motor homes. 12v DC motor draws a max of 17 Amps and requres a 20 Amp fuse. Supplied with large 3/4" port size "slide lock" fittings, 2 x 1/2" male threaded straight and 2 x 1/2" male threaded elbow. 3/4" port x 3/4" hose straight (J25-176) and 3/4" port x 3/4" hose barb elbow (J25-179) are available.