Jabsco Ballast King Bronze DC Pump w/Reversing Switch - 15 GPM. 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/Reversing Switch Jabsco 22610-9507: Ballast King Bronze DC Pump w/Reversing Switch - 15 GPM