Johnson Proline Bilge Pump Proline Bilge Pumps are ignition protected and fully submersible. Made of 316 stainless steel shaft and hardware 16GA wire 30" long. .75" hose barb discharge port. Free and easy flow, non-clogging design. 100% factory tested. 12 volt pump with a 3 year warranty. Meets and exceeds United States Coast Guard ISO 8849 Marine, EN 55014 Marine Radio Disturbance, CE, ABYC and marine requirements and standards.