Johnson Pump 40004 Heavy Duty 4000GPH 12V Bilge PumpThe Johnson Pump Heavy Duty Bilge Pumps are designed to exceed commercial and recreational demands. Featuring a 12-pole motor with double ball bearings for an extended service life. The impeller is designed to maximize flow and head. A universal base plate allows for a choice between two different ports and easy installation. The 4000 GPH model features a durable motor design with a mechanical shaft seal, high impact ABS plastic & a unique threaded port design. The Johnson Heavy Duty Bilge Pump can be combined with an electronic float switch or Ultima switch for automatic operation.Features: Universal base plate; Removeable check valve included; Stainless steel shaft; Liquid cooled; Specifications: Voltage: 12; Capacity Straight: 4000 GPH; Capacity 1.0 m head: 2600 GPH; Amperage: 15; Fuse size: 25A; Connection: 1-1/2" & 2"; Wire size: 16GA; Wire Length: 6ft;