Always verify your specific model and serial number to ensure exact fitment for the combustion assembly you are servicing

making it a reliable drop-in for technicians handling larger residential or light commercial air handlers

the 1F78-151 maintains the permanent program memory during power outages

from food storage to healthcare facilities

maintaining critical indoor temperatures for clients

Trane CTR2731 Contactor 319847-401 Always verify your specific modelThe Trane CTR2731 is a commercial grade 3 pole definite purpose contactor designed for high demand HVACR applications requiring reliable switching of power circuits. Engineered with a 120V coil and a 40 amp inductive rating, this genuine OEM Trane part ensures seamless integration and prevents the premature component failure often associated with generic alternatives. This contactor features a three pole configuration and double pole power switching,