Trane SEN1520 Stat & Sensor 320788-703 and LM series

and LM series

this unit delivers 54 in-lb of torque and features a programmable 2-10Vdc proportional control signal

for the 4-20mA output configuration (model PR-282-4)

Multi-Speed Versatility: Dual-speed functionality allows for optimized airflow modulation and improved energy efficiency

Trane SEN1520 Stat & Sensor 320788-703 and LM seriesFor field technicians and mechanical contractors, the Trane SEN1520 (also identified under part number SEN01520) is a critical OEM replacement 3 speed fan thermostat and sensor. This HVAC temperature control sensor is engineered specifically for Trane and American Standard air handlers, furnaces, and packaged units. It provides integrated control for three speed blower fan operation (Low, Medium, and High), ensuring accurate airflow modulation based