These bilge pumps feature double insulated, dual water/air cooled motors manufactured by Rule specifically for marine use. They are ignition protected (won’t create a spark) and they won’t burn out if run dry for short periods. The pump features moisture tight wiring, anti-airlock feature, stainless steel shaft and Rule’s exclusive Telflon seals. These offer reliability and high performance. The pumps include a snap-on strainer base for easy cleaning and fitting, stainless mounting screws and a clip to secure a float switch to the pump.