Mayfair Replacement Johnson Pump Cartridge Bilge PumpKeep your bilge dry with this easy-to-service Johnson Pump Cartridge Bilge Pump, compatible with Mayfair models. The durable thermoplastic housing and stainless steel motor shaft resist corrosion, while the integrated motor/impeller design reduces loose parts. Cartridge removal is quick, just lift, twist, and pull. This water-cooled, energy-efficient pump runs quietly and supports float switches for automatic operation. Compliant with ISO 8849 marine standards, it's a dependable choice for boaters looking for reliable bilge performance and minimal maintenance effort.Johnson Pump Cartridge Bilge Pump Features: 12V cartridge bilge pump with high impact housing.; Easy installation and increased longevity.; Corrosion, chemical and fuel resistant.; Permanent magnet motor along with permanent lubrication.; T-Slot for easy float switch attachment; Includes both a straight and 90 degree smooth elbow Dura-Port; Specifications: Outer diameter discharge port: 3/4"; Fuse Size: 5 Amp; Voltage: 12V DC; Wire Size: 16 GA; Part No.Capacity 3 ft headCapacity straightAmperage3250333 l/min - 535 GPH40 l/min - 630 GPH2.5 A3250744 l/min - 700 GPH50 l/min - 800 GPH3 A3290350 l/min - 800 GPH63 l/min - 1000 GPH3.2 A Click to Download the Johnson Pump Cartridge Bilge Pump User Manual