Nordyne 904786 Heat Exchanger 319852-301 depending on the specific heat

depending on the specific heat exchanger configuration

Dual SPDT Relay Outputs: Provides versatile line voltage switching for independent control of two stages or components

Fail-Safe Operation: The normally open configuration ensures system flow is maintained during a loss of diagnostic air pressure

This well is designed for standard 3/8-inch or 1/2-inch diameter sensing bulbs commonly found on commercial aquastat controllers and limit switches

Nordyne 904786 Heat Exchanger 319852-301 depending on the specific heatThe Nordyne 904786 Heat Exchanger is an critical OEM replacement part engineered for G7 series upflow and horizontal gas furnaces. Designed to meet strict HVAC technical specifications, this primary heat exchanger assembly facilitates efficient thermal transfer while maintaining combustion integrity. As a veteran grade furnace repair component, it features a heavy duty, aluminized steel clamshell design to resist corrosion and thermal fatigue,