PIRANHA™ Ballast 1100 Pump - 12 VDC, 1100 GPHEverything you are looking for in a ballast pump. Our tough, high density nylon housing and heavy duty water cooled motor give the PIRANHA ballast pumps unparalleled reliability. Anti airlock feature allows the pump to clear trapped air. All ballast series pumps have a removable cartridge for easy cleaning and ease of replacement.Features: