220V 10A Float Switch with 4M Cables, Automatic Water Level Controller for Tank Pump Float Switch with 4M Cables, 220V 10A Float Switch Automatic Control Water Level Controller for Tank Pump Application This float switch is suitable for controlling pump operation and adjusting liquid levels. It can be installed on submersible pumps to control and protect the motor. Field of Application The float switch can be widely used in swimming pools, barrels, tanks, and other containers containing water, oil, acid, and alkali in households, factories, and mines. The water level regulator is made of high-quality polypropylene, which provides good airtightness, prevents leakage, and ensures product accuracy. Easy to Use This water level regulator is designed based on the principle of gravity and buoyancy. It enables automatic adjustment, is easy to operate, install, and use. Note This float switch can be used directly for motors below 750W. For motors larger than 750W, it is recommended to use an AC contactor.