Siemens Building Technology QFM2171 326058-756 the R104054-01 serves as the

the R104054-01 serves as the direct replacement for R47469-001

Industrial Durability: Constructed from high-quality galvanized steel to resist corrosion and withstand high flue gas temperatures

20 and UL 372 standards

Ensure you verify the mounting hole alignment against your specific model’s serial plate to confirm a 1:1 match before securing the new hardware

ensuring a tight fit that prevents bypass air from compromising system efficiency

Siemens Building Technology QFM2171 326058-756 the R104054-01 serves as theThe Siemens Building Technology QFM2171 is a high performance duct relative humidity and temperature sensor designed for integration into commercial HVAC systems. This Q Series duct sensor utilizes a 4 20mA output signal for both RH and temperature, providing stable and precise data transmission even over long wire runs. Engineered for 5% accuracy, the QFM2171 is ideal for BAS (Building Automation Systems) that require reliable monitoring of supply,