Interpump WS201 & RS500 Sub Assembly Technical Specifications WS201- 200 Bar 15 Lpm 7.5 Hp, 5.5 kW 1", 25.4mm hollow shaft For SAE J609 A-B flange Nickel plated brass manifold 1/2"BSP female inlet 3/8"BSP female outlet RS500- 1", 25.4mm hollow shaft 25 Hp, 18.38 kW max power Input speed 3100 rpm Output speed 1425 rpm 2.2:1 reduction Key Features: Solid ceramic plungers for extended pump life High resistance to heat and pressure fluctuations Brass manifold and stainless-steel components Excellent corrosion and wear resistance Heavy-duty construction for long-term durability High-efficiency crankcase design Reduced wear and improved energy efficiency Oversized bearings for high-load operation Suitable for continuous and heavy-duty use User Manual WS201 Pump and Gearbox Parts List User Manual Tool Chart Kit Guide