Relays

This is a BRAND NEW-In-The-BOX Universal Furnace Relay with a 24 volt coil. It replaces Supco Mars Mars2 & Essex Part #s 90340 SU90340 92340 & 90-340. It has two completely independant circuits with 2 seperate "Feed" terminals 2 "Normally...

This is a BRAND NEW Supco Universal Potential Relay. It is designed to replace Supco Mars & Mars2 part #s9066 ZCPRU5A12-001 19005 & 19166 . This relay has continuous coil voltage of 395 pick up min is 204 and the max is 233. The drop out max is 130...

This is a BRAND NEW- Supco/Mars/GemTech Furnace Fan Blower Relay with a 120 volt coil- The Part # is 90294 (Also 90-294). Thanks for looking and good luck!   Function: Relays are switches that open and close circuits electrically. In most HVAC...

This is a BRAND NEW- Supco/Mars/GemTech Furnace Fan Blower Relay with a 24 volt coil- The Part # is 90290. Thanks for looking and good luck!   Function: Relays are switches that open and close circuits electrically. In most HVAC equipment a low...

This is a BRAND NEW General Purpose Relay with a 110-120 volt coil. Replaces Supco Mars and Steveco part #s 90382 & 90-382. The bottom two prongs are the 24 volt coil the top 2 prongs are for the Normally Open circuit the the middle two are for the...

This is a BRAND NEW- Supco/Mars/GemTech Furnace Fan Blower Relay with a 240 volt coil- The Part # is 90295 (Also 90-295). Thanks for looking and good luck!   Function: Relays are switches that open and close circuits electrically. In most HVAC...

This is a BRAND NEW- Supco/Mars/GemTech Furnace Fan Blower Relay with a 24 volt coil- The Part # is 90292 (& 90-292 ). Thanks for looking and good luck!   Function: Relays are switches that open and close circuits electrically. In most HVAC...

This is a BRAND NEW- Supco/Mars/GemTech Furnace Fan Blower Relay with a 24 volt coil- The Part # is 90293 (also 90-293). Thanks for looking and good luck!   Function: Relays are switches that open and close circuits electrically. In most HVAC...

This is a BRAND NEW General Purpose Relay with a 24 volt coil. Replaces Supco Mars and Steveco part #s 90370 & 90-370. This relay has five spades (wiring terminals). It is a heavy duty relay rated for up to 18 Amps. Thanks for looking and good...

This is a BRAND NEW General Purpose Relay with a 110-120 volt coil. Replaces Supco Mars and Steveco part #s 90372 & 90-372. The bottom two prongs are the 24 volt coil the top 2 prongs are for the Normally Open circuit the the middle two are for the...

This is a BRAND NEW General Purpose Relay with a 208-240 volt coil. Replaces Supco Mars and Steveco part #s 90384 & 90-384. The bottom two prongs are the 24 volt coil the top 2 prongs are for the Normally Open circuit the the middle two are for the...

This is a BRAND NEW General Purpose Relay with a 208-240 volt coil. Replaces Supco Mars and Steveco part #s 90374 & 90-374. Note that the picture shows a 5 terminal relay and a 6 terminal relay. Both models are being produced and both work in the same...