Trane SEN1789 Smoke Sensor 322838-752 Direct OEM Fit: Eliminates installation

Direct OEM Fit: Eliminates installation hurdles by matching the exact mounting and shaft specifications of original Williams motor units

Common Questions: Is the 1172230 compatible with all RPJ3 series furnaces

the BRK0691 is the direct and manufacturer-validated successor to the legacy BRK2680 model

directly improving fuel efficiency and combustion performance

To maintain an accuracy error of less than 1

Trane SEN1789 Smoke Sensor 322838-752 Direct OEM Fit: Eliminates installationThe 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