15HP to 20HP Intake Valve Oil Sight Glass Having a high-quality air compressor

Having a high-quality air compressor filter will protect your system from particulates

centrifugal force to operate the compressor

at the same RPM

A cooling fan is a must have for an air compressor to run properly

resulting in more efficiency at higher PSI  ranges up to 232 PSI if

15HP to 20HP Intake Valve Oil Sight Glass Having a high-quality air compressorThe air compressor inlet valve regulates the capacity of your rotary screw compressor. The air compressor unloader valve regulates the amount of air that is sucked in by your air compressor. By opening and closing the air intake, the capacity of a rotary air compressor is regulated.