this DPST electric heat sequencer manages the timing of heating elements and blower motors to prevent circuit overloads during startup

Fully interchangeable with part numbers GKT2451 and GKT2451K

ensuring that the reversing valve shifts at exactly the right moment to shed frost

while it is rated for a maximum of 600VAC

Lennox 15M42 Rollout Switch this DPST electric heat sequencerMaintain critical furnace safety and prevent equipment damage with the Lennox 15M42 Rollout Switch. Designed as a direct fit OEM replacement flame rollout switch, this component is engineered to monitor the burner compartment for abnormal heat conditions. The 15M42 is a single pole single throw (SPST) switch calibrated to actuate at 250 degrees F, effectively interrupting the burner circuit if a flame rollout or excessive thermal event occurs. This