such as those using a capillary tube or non-bleed TXV in specific configurations

providing enhanced thermal resilience in high-ambient environments

This boiler control module is the direct engineering successor to legacy part numbers 109632-01

the white color coding on this unit signifies a 225 degree F activation threshold

The remote sense pin provides a dedicated return path for the flame rectification signal

Trane SEN1526 Sensor 321894-706 such as those using aThe Trane SEN1526 Sensor is a specialized HVAC zone sensor designed for precise climate control in commercial and residential settings. Engineered for seamless integration with Trane HVAC units, this fan system sensor provides essential feedback for multi mode climate control including Cool, Off, Heat, and Fan settings. Utilizing a high accuracy 10k ohm thermistor, the SEN1526 monitors ambient room conditions between 32F and 122F, transmitting real