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verifying the fan blade rotation and bore size is critical for field installation
operating on a 24V control circuit with a maximum inlet pressure rating of 0
making it a reliable choice for boiler feedwater systems and pressurized process vessels
Exact OEM Fit: Direct replacement for York part S1-400288 ensures seamless installation without modifying existing copper lines
This OEM York replacement part is engineered for a direct fit on specific system models like the J03ZFN04N2AZZ10003
Siemens Building Technology QFM2171 326070-701 verifying the fan blade rotationThe 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,