Heavy-duty oil-filled 1/2 HP, 115V motor for superior cooling and bearing lubrication. Cast-iron motor housing provides strength, efficient motor heat transfer, and longer bearing life. 1-piece cast-iron base and screen does not distort and allows for easy installation of discharge pipe and check valve. Strain relieved, 8' grounded power cord. Thermal overload protection automatically shuts motor off when over loaded and resets automatically as motor cools. Mercury magnetic switch. 1-1/2" discharge pipe. Minimum sump pit size, 10" diameter, 12" depth. 2 year limited warranty.