Hydraulic Power Unit, Circuit Design Single or Double Acting, Power Source - Power Units DC Power, 2.1 hp HP, 12V DC, Full Load Amps 275 A, Pump Stage 1, Max. Pressure 3,000 psi, Nominal Flow 2.5 gpm, Reservoir Capacity 1 gal, Overall Length 18 3/8 in, Overall Width 7 1/8 in, Overall Height 7 1/2 in