ROL AIR Air Compressor Pressure Switch 135/105 PSI - Replacement Part for Industrial & Home Workshop Tools - Perfect for Air Tools, Nail Guns, and Paint Sprayers

PS2020 Cuts in at 105psi - Cuts out at 135psi Single 1/4" NPT Female Port Manual On/Off Switch Lever 1/4" Compression fitting for check valve unloader line. If you are unsure if this is the correct switch, please send us your model type / serial number and we will be happy to help. Universal Use . If your air compressor fills up to pressure, but struggles to restart or the unloader valve on the pressure switch continues to release air, your check valve is likely the cause. You can run a quick test by running the compressor up to full pressure, once it shuts down disconnect the power to the unit. Loosen the nut on the air exhaust tube at the pump head...there should be no air present. If you have air present, the check valve is bad and needs to be replaced. If you would like further assistance, please contact us. Packed With Care