Jabsco Par-Max HD3 Heavy Duty Water Pressure Pump - 12V - 3 GPM - 40 PSIMeet the Jabsco Par Max HD3 Heavy Duty Water Pressure Pump a rugged 12V solution delivering 3 GPM at 40 PSI for reliable water pressure on boats, RVs, and other demanding installations. HD3 models feature a wider motor with a powder coated shell, cast aluminum endbells and a reinforced lower housing to maximize pressure capability and extend service life. Key advantages Heavy duty build: Wider motor, powder coated shell, cast aluminum endbells and