it is a standard choice for heat exchangers

ensuring a legacy-fit replacement for older M9100 series units or integration into modern building automation systems

Engineered for high-cycle reliability in residential equipment

With a 1/4" quick-connect terminal interface and support for the products of combustion

and Facility Explorer FX-PC series engines

Trane COL29375 Solenoid Coil 323613-751 it is a standard choiceThe Trane COL29375 Solenoid Coil is a critical 24V AC reversing valve coil designed for precision switching in residential and commercial heat pump systems. Built to rigorous genuine Trane OEM specifications, this coil ensures the mechanical pilot valve within the heat pump reversing valve shifts reliably between heating and cooling modes. Operating on a 50 60 Hz frequency, the COL29375 is the direct engineering replacement for legacy part numbers