Trane SEN1789 Smoke Sensor R-410A the SEN0432 ensures a secure

the SEN0432 ensures a secure electrical connection to the integrated furnace control board

engineered to provide the essential electrical phase shift required for starting and running both your HVAC compressor and condenser fan motor

5" WC manifold pressure despite proper inlet pressure

1/4" Stem Diameter

Trane SEN1789 Smoke Sensor R-410A the SEN0432 ensures a secureThe Trane SEN1789 Photoelectric Smoke Sensor is a critical safety component designed for precise duct smoke detection within commercial and residential HVAC systems. As an OEM replacement for models like the SEN01789 and SL 2000 P 3WTRA, this unit utilizes advanced photoelectric sensing technology to identify smoldering fires by monitoring light scattering patterns within the air handler. This high sensitivity approach ensures reliable HVAC system