Siemens Building Technology QAH11.1 Sensor 30067439-890 and CEEXL models to ensure

and CEEXL models to ensure precise fitment and airflow calibration

The integrated microcontroller allows for field-selectable manual override and multi-point calibration

Durable Construction: Engineered with heavy-duty materials to resist corrosion and thermal fatigue in high-heat environments

3-digit bright LED display that ensures critical data is readable in low-light mechanical rooms or crowded control panels

While the DIN 43650A pins are standard

Siemens Building Technology QAH11.1 Sensor 30067439-890 and CEEXL models to ensureThe Siemens Building Technology QAH11. 1 Sensor is a high precision NTC 3k Ohm thermistor designed for integration into commercial HVAC plants and fan coil units. Engineered to function as a return air temperature sensor or a changeover sensor, this passive device delivers accurate resistance signals within a 32 Degree Fahrenheit to 104 Degree Fahrenheit (0C to 40C) operating range. Featuring a 8' (Ft) cable length terminated with 2 wire ferrules, the