The Gravity is a float switch for filling, emptying and alarm duties for all types of electrically driven pumps for operation in liquids up to 50C°. Contact rating: 50Hz, AC, 10 amp(resistive) -4 amp(inductive), 250V. It is simple in construction and easy to fit. The switch enclosure is in polypropylene and rated at IP56. Floats, counterweight and stop disk are in polypropylene and the cord length is 3 metres long.