Featuring a replaceable motor cartridge for ease of maintenance, stainless steel motor shafts and high impact ABS housings, these pumps are designed to deliver years of trouble-free service. Includes a tough, non-cracking, Dura Port/slip nut fitting to which the discharge hose can first be clamped before easy hand tightening of the port on to the threaded outlet of the pump. Pumps are designed to conveniently snap into the preexisting base of same-size Johnson and Rule bilge pumps. Type: Submersible centrifugal bilge pump Dimensions: 4-7/16"H x 2-3/4"dia. Capacity: 500 gph Draw: 2.5A @ 12V DC Port: 3/4" Built-In Switch: No Material: ABS Plastic Warranty: Three years