High capacity submersible 1000GPH bilge pump in a compact modular housing with easy installation features. This pump has a stainless steel shaft, long wearing seals, water cooled motor and incorporates an efficient anti-lock feature. Requires a Rule float switch to operate automatically. 12 Volt 2.9 Amp. Compact size 102mm Height X 73mm Wide. Hose outlet suits 28mm (1 1/8″).