Williams 5ES15H3GR Electric Hydraulic Pump With 3 gal 4-Way 3-Position Solenoid Valve, 1-1/2 hp, 2 Stages, 470 cu-in/min 1st Stage, 61 cu-in/min 2nd Stage Flow Rate, 700 psi (1st Stage)/10000 psi (2nd Stage) Pressure