Add the convenience of an electric flush to your existing head. This Jabsco conversion kit replaces the pump assembly of a wide range of marine heads to make flushing push button easy. The kit includes everything you need to convert the head and features sealed permanent magnet type motor. A stainless corrosion resistant steel shaft drives the built-in self-priming flexible impeller flush pump to offer a vertical lift of up to 4'. A high capacity macerator can discharge waste against a 4' vertical head. Key Features Replaces manual pump assembly to automate flushing process Compatible with heads with a Standard” bowl and 3 3/4" diameter bolt circle with 4 bolts (see the owners manual linked below for a full list of compatible heads) Integrated macerator and flexible impeller pump Complete kit includes pump and cover, hardware, simple switch, plumbing fittings and flush water supply hose Complies with USCG 183.410 and ISO 8846 Marine for ignition protection Owners Manual