Hydraulic Pump Unit 10 Quart Single Acting Hydraulic Power 12V DC Steel Tank Hydraulic Pump Power Unit for Dump Trailer Car Lifting (10 Quart Steel Single Acting) Metal Reservior ,8 Quart,Double-acting; Displacement of Hydraulic Pump: 0.825 GPM .Relief Valve Pressure: 22 MPA ( 3200 PSI Max. Relief Setting For Increased Lifting Power on A port );1500 PSI Max Relief Setting on B port Hydraulic Pump Rated Speed:2850R/MIN; Motor Voltage : DC12-DV24 ; Motor power: 0.8--3KW; Single Acting Power-Up/Power-Down. Hand Held Pendant With About 15 Foot ( 4.5m) Removal Cord And Start Solenoid; SAE # 6 Port, Horizontal Mount Application: This Hydraulic Power Unit Is Suitable For Control Of A Set Of Double-Acting Cylinder. Widely Used In Small Dump Truck, Hydraulic Winch, Etc. Notice: A New Electronic Instruction Will Send To You Through Your E-mail Coming With The Order. Pls Feel Free To Contact Us When You Have Problems On Installation About That.