The 390001977 ambient sensor is designed to measure the outdoor air temperature around the WELLS multi-zone outdoor unit TM24HKDI
Part Code: 390001977
Type: NTC outdoor ambient temperature sensor
Series: Multi Zone
Compatible Model: TM24HKDI
The 390001977 ambient sensor is designed to measure the outdoor air temperature around the WELLS multi-zone outdoor unit TM24HKDI, enabling the system to adjust compressor output, defrost cycles, and temperature compensation during heating and cooling modes.
Built for harsh outdoor environments, it features a sealed, weather-resistant housing that protects it from UV exposure, moisture, and thermal fluctuations.
