Conrader RCB-M-HU Pilot unloader valve. This adjustable valve sends air pressure to your engine throttle controller and Compressor pump valve unloaders when preset pressure is reached.
Inlet 1/4" male NPT (Tank side)
Outlet 1/8" female NPT (line to throttle controller and compressor valve unloaders)
Adjustable range from 20 to 250 PSI
Flip over manual unloader handle for easier gas engine starting.
You will need an on engine throttle control and a pump equipped with valve unloaders. If your pump does not have valve unloaders, use one of our ported pilot unloaders valves.