Pay in 4 interest-free payments of $18.45 Learn more
Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
lighting control
this air pressure sensing switch monitors the vacuum created by the draft inducer motor to ensure the venting system is clear of obstructions before the ignition sequence begins
protecting the internal bearings and extending the service life of the Trane replacement part in demanding commercial or residential applications
an automatic ball-check device that eliminates the need for external vent piping by limiting gas leakage in the event of a diaphragm rupture
Lennox 43H89 Relay Els PW 17895 lighting controlUpgrade your electrical control board with the Lennox 43H89 Relay, a professional grade DPDT 15A 24V coil relay designed for demanding HVACR environments. As a veteran preferred component for Lennox 43H8901 replacement, this double pole double throw relay provides reliable switching for indoor blower motors, electric heat sequencers, and cooling fan circuits. Integrated with a standard 24V AC coil, it handles up to 15 amps at 120 240V, supporting both