ensuring a seamless fit without manifold modifications

Secure Seal: Threaded or snap-in geometry provides a reliable mechanical bond to the humidifier base

Corrosion Resistance: The stainless steel power assembly is built to withstand harsh environments better than standard brass or copper elements

OEM Compatibility: Designed by Trane as a direct replacement component

Durable Brass Construction: Machined from high-quality brass to resist corrosion and thermal degradation in high-heat manifold environments

York S1-7681-317P/A Control Board Refrigerant ensuring a seamless fit withoutThe York S1 7681 317P A Control Board is the critical OEM replacement lower control board designed for specific York, Luxaire, and Coleman furnace models. This HVAC integrated furnace control manages essential sequencing, including inducer motor performance, igniter timing, and blower motor speed control. Engineered as a direct mechanical and electrical substitute for the legacy part number 7681 317P, this assembly includes the wiring harness to