it is rated for a wide ambient temperature range of -20

It is often listed in the venter and flue wrapper components of the technical manual

and E4 series electric furnaces

Enhanced Safety: Features a regulated 30s pre-purge period to clear the combustion chamber before each ignition attempt

Nordyne 1014865R Contactor it is rated for aThe Nordyne 1014865R Contactor is a heavy duty, single pole electrical switch engineered specifically for high demand HVACR applications. As a 24v 1 pole 40 amp contactor, this genuine OEM component manages the high amperage power supply to compressors and condenser fan motors in central air conditioners and heat pumps. Built for longevity, it features a 40 FLA (Full Load Amps) and 50 RES (Resistive Amps) rating, ensuring handle switching cycles