New H/D Pressure switch for air compressor 95-125 w/Unloader Go to amazon.com Related posts 10 best compressor pipe FeatureLeFoo pressure switch 95-125 single port with unloader & on/off leverFactory set 95-125 psi Descriptionpressure switch is factory set to 95-125. Switch comes with unloader and on/off lever. 1/4" female NPT connection