Jabsco Ballast King Bronze DC Pump w/o Switch - 15 GPM. per minute. Includes run-dry impeller. Self-priming to 4'. Specifications for Jabsco Ballast King Bronze DC Pump w/o Switch: Manufacturer: Jabsco Color: Black Voltage: 12 volts Features of Jabsco Ballast King Bronze DC Pump w/o Switch Flow rate: 15 US gallons/min (57 Litres/min) Self-priming from dry up to 1.2m (4ft) Adds approx 125lbs (56kgs) of ballast per minute Reversible to both fill and empty tanks Simple design means fewer wearing parts. ISO 8846 MARINE (Ignition protection). Applications:The Ballast King is designed to pump water into Wakeboard Liquid Ballast Tanks and when reversed will also pump water out of them. It has a flow rate of 15 gallons per minute so it can fill most ballast tanks in about five minutes. It is equipped with a Run-Dry Protection Device (patent pending) to automatically shut-off the pump and protect the impeller from run-dry damage should the pump be mistakenly left on after the Ballast Tank is empty. :Body Materials: Bronze Impeller: Jabsco Neoprene compound Seal: Lip Type Port(s): 1/2" Internal Pipe Threads 1" External Hose Barb Voltage: 12 (Vdc) Amp Draw: 19 (amp) Fuse Size: 25 (amp) Motor Type: Equipped with Run-Dry Protection Device (Patent Pending) Permanent Magnet Type Fully Enclosed Stainless Steel Shaft Ball Type Shaft Bearing Reversible Duty Cycle: 30 Minutes Max Dimensions: 3 5/8 x 8 x 4 3/4 (inches) Package Contents: Jabsco Ballast King Bronze DC Pump w/o Switch Jabsco 22610-9007: Ballast King Bronze DC Pump w/o Switch - 15 GPM