The Trane SEN02671 Low Differential Pressure Sensor is an HVAC monitoring component designed to measure small pressure differences within compatible Trane heating, ventilation, and air conditioning systems. It detects variations in pressure between two points and provides corresponding signals to the system controls for monitoring and regulation. This sensor supports accurate pressure... https://www.partshnc.com/trane-sen02671-low-differential-pressure-sensor-5-vdc