2000 Rainsoft Reverse Osmosis Water Treatment System. Model: OP-RS3000. S/N: 250172. Processes approximately 1.5 gal. of water/min. System comes with pre-filter, pressure controls, fluid level meters, total dissolved solids gauge, and an auto flush digital clock. Also has a spare prefilter. 208 V, 3 phase. Working pressure range- 20-100 psi (138-690 kPa). Working temperature- 34-120ºF (1-50ºC). System contains a 4-1/2 in. dia. x 44 in. H pressure vessel. S/N: 925651. Mfd: 10/1999. Max. allowable pressure- 230 psi. Max./Min. allowable temperature- 110/34ºF (38/1ºC). Inlets/Outlets: (2) 1/2 in. PVC pipes and (1) 3/4 in. PVC pipe. Leeson Motor- 2 hp, 1740 rpm, 208-230/460, 60 Hz, 3 phase. Fluid-o-Tech Positive Displacement Pump. Model: P04120. Max. flow- 740 gph and max. discharge pressure- 260 psi. Inlets/outlets: (2) 1 in. (1) 3-1/4 in. pump rotor. Overall dimensions: 1 ft. 11 in. L x 1 ft. 11 in. W x 4 ft. 10 in. H.