Waukesha Model 16 Positive Displacement Pump on Steel Cart. Model: 16 DO. Materials of construction to include stainless steel. Displacement: 0.029 gallons per revolution. Pressure: 150 PSI max. Flowrate: 17 GPM (at 600 RPM). Reliance Electric motor: 2 hp, 1725 rpm, 230/460V, 7.0/3.5A, 60 Hz, 3 phase. Reliance Electric variable motor drive: 1-1/2 hp, max/min output speeds: 553/61 rpm, gear ratio: 7.6-1. Allen-Bradley controls. Approximate flowrate with this drive: 1.8 to 16 GPM. *Actual flowrate and pressure will diminish with worn / used rotors. Ports: 1.5 in. Overall dimensions: 3 ft. 8 in. L x 1 ft. 5 in. W x 3 ft. 1 in. H.