Portable electric submersible drainage pumps up to 400W nominal output. With an open impeller, centrifugal design, the general purpose de-watering pumps are less susceptible to blockages of the pump or pipework. A corrosion resistant 304SS motor shell and strainer provides an attractive, lasting appearing and ensures a long life. Automatic resetting thermal overload also ensures this product is protected from overload. “A” models include auto float switch