Zoeller 49-0006 Water Ridd'r III 0.25 HP Submersible Automatic Dewatering Pump with 20-Inch Cord Oil-filled, hermetically sealed motor with automatic reset thermal overload protection Rugged cast iron motor housing with corrosion resistant, baked-on enamel finish Reliable tethered float switch On point: 11-1/4", Off point: 4-1/8" Fits 12" diameter pits