Defrost Sensors

This is a BRAND NEW Lennox/Armstrong/Ducane Defrost Sensor L68F-31 3/8" 80L. The part # is 17W11 (also 17W1101 & 100503-04). Opens at 29 degrees. This sensor mounts on a 3/8 Copper line in the HP. When a defrost sensor goes bad the heat pump will often...

This is a BRAND NEW OEM Lennox/Armstrong/Ducane Hi Pressure Switch. The part # is 86M36 (also 100087-01 R100087-01 & 10008701). This sensor has a threaded connector. Thanks for looking and good luck!Function:Sensors detect events or changes in their...

This is a BRAND NEW OEM Lennox/Armstrong/Ducane Hi Pressure Switch. The part # is 86M36 (also 86M3601). This sensor has a threaded connector. Thanks for looking and good luck!Function:Sensors detect events or changes in their environment, and then relay...

This is a BRAND NEW Lennox/Armstrong/Ducane Outdoor Thermostat Kit. The Lennox/Armstrong/Ducane part # is 70L93 (also 20444701 & R20444701). Thanks for looking and good luck!Function:Sensors detect events or changes in their environment, and then relay...

This is a Brand New Universal Low Pressure Control Pressure Switch. It is designed to replace Mars & A1-Components part #s 33364 & PSLP40-80. The switch opens at 40 PSI closes at 80 PSI. It will reset automatically and accepts voltage between 24 and 240...

This is a Brand New Universal Low Pressure Control Pressure Switch. It is designed to replace Klixon A1- Components and Mars part #s PS80-K2-F0307-025-005 PS-LP10-25 & 33330. The switch opens at 10 PSI closes at 25 PSI. It will reset automatically and...

This is a Brand New Universal Low Pressure Control Pressure Switch. It is designed to replace Klixon A1- Components and Mars part #s PS80-K2-F0316-050-005 PS-LP25-50 & 33362. The switch opens at 25 PSI closes at 50 PSI. It will reset automatically and...

This is a Brand New Universal Low Pressure Control Pressure Switch. It is designed to replace Klixon & A-1 Components Part #s PS-LP05-20 & PS80-K2-F0305-020-005. The switch opens at 5 PSI closes at 20 PSI. It will reset automatically and accepts voltage...

This is a Brand New Supco Universal Low Pressure Control Pressure Switch. It is designed to replace Mars & A1- Components part #s 33363 & PS-LP25-80 . The switch opens at 25 PSI closes at 80 PSI. It will reset automatically and accepts voltage between 24...

This is a Brand New Supco Universal Low Pressure Control Pressure Switch. It is designed to replace Klixon and Ranco part #s PS80-K2-F0325-080-005 & MPL-7003. The switch opens at 25 PSI closes at 80 PSI. It will reset automatically and accepts voltage...

This is a Brand New Supco Universal Low Pressure Control Pressure Switch. The Part # is SLP2045 of series the H20PSM. The switch opens at 20 PSI closes at 45 PSI. It will reset automatically and accepts voltage between 24 and 240 volts. It has a 1/4"...

This is a brand new Honeywell Universal Intermittent Pilot Gas Ignition Module. This board is an upgraded replacement for many older Johnson Controls control boards.Function:Sensors detect events or changes in their environment, and then relay the...