Z-D3535HP Porter Cable / Craftsman Air Compressor Pressure Switch 175 / 140 PSI emglo Valve springs are stainless steel

Valve springs are stainless steel and poppets are made of Teflon for excellent seal and long life

Fits Heater Models: B50D

Eagle OEM Pilot / Unloader Valve W/ Check Valve

For Heat Star & Mr

Z-D3535HP Porter Cable / Craftsman Air Compressor Pressure Switch 175 / 140 PSI emglo Valve springs are stainless steelOEM Air Compressor Pressure Switch Part No. Z D3535HP Used to replace Z D21136 Furnas Electric Hubble 4 Port Pressure Switch 175 140 PSI 4 Port Manifold Provides a means for easy mounting of relief valves & gauges 1 4 Female NPT standard manifold ports Cuts in at 145 psi and out at 175psi 24 AMP 120V or 240V Applications. Lever on off switch. Equipped with unloader valve that can be Rotated into 8 Positions, Which Prevents the Compressor from Starting