Fisters trailer pump 3 Quart 12V  electric  Hydraulic Power Double/single acting Power-Up Supply Unit for Dump Truck(3 Quart Double Acting) High quality starter ensures long service life and starting fast each time. This hydraulic pump is the perfect replacement pump for 12V DC remotely controlled hydraulic systems ,The motor is built to last, and the tank has been specifically designed to not crack & leak under harsh conditions . Petrol stations can be equipped with PLC control system, which controls all internal hydraulic functions and generates a signal and control exchange (DCS). Supply oil to the system under normal, oil pump, automatic stay system rated pressure, through the control valve atresia, achieve the function of valve in any position of the position This power unit is suitable for control of a set of double-acting cylinder.Widely used in samll dump truckhydraulic winch.etc.