Sales Support – 866.778.6572. 20 or 25 HP Air Compressor Pump Two Stage – Industrial Compressors. Call with any Questions; 508.230.7118. We stock hundreds of pumps on all different sizes. These two stage bare units come complete with inlet filters, head unloaders and flywheel. These two stage bare units are efficient over 80-psi applications. This pump can operate with either a 20 & 25 horsepower electric motor. 8.6 (Using a 1750 RPM Motor). Inlet Filter Assembly with Element. Cast Iron Inter Cooler and After Cooler. Centrifugal Unloader & Head Unloaders on Specific Models. Two Stage Construction (175-PSIG). The item “20 or 25 HP Air Compressor Pump Two Stage Industrial Compressors” is in sale since Monday, June 20, 2016. This item is in the category “Business & Industrial\Light Equipment & Tools\Air Compressors”. The seller is “compressorworld” and is located in Pembroke, Massachusetts. This item can be shipped to United States.