Precise Modulation: Facilitates 1% increment adjustments for optimized combustion and energy efficiency

Always verify compatibility with your specific Bradford White unit to ensure proper fitment and operation

reliable operation under high static pressure

and greenhouses

Trane SEN1517 Fan Switch 321894-709 Precise Modulation: Facilitates 1% incrementThe Trane SEN1517 Zone Sensor is a critical interface component designed for precise temperature regulation and multi stage airflow control in Trane commercial HVAC systems. Engineered for seamless integration with Trane Voyager and Precedent rooftop units, this sensor features a 3 speed fan switch (High, Medium, Low) and a systemic mode selector for Heat, Off, and Cool operations. By utilizing a high accuracy thermistor, the SEN1517 provides the