Johnson Pump Heavy Duty Bilge Pump 4000 GPH (24V) engineered for commercial and recreational use. Features a liquid-cooled 12-pole motor with double ball bearings for extended life, a stainless steel shaft (SS2343), a precision-designed impeller to maximize head and flow, mechanical shaft seal, and a high-impact ABS housing. The 4000 GPH model includes a robust motor design, universal base plate, removable check valve and threaded port options for simple installation. Suitable for automatic operation when combined with an electronic float switch or Ultima Switch. Capacities and electrical specifications vary by model; this HD unit is rated for 24V operation.
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