Description
The ACI 123369 is a 10kΩ thermistor-based duct temperature sensor designed for reliable air temperature measurement in HVAC duct systems. Featuring a 4″ insertion element, this sensor installs directly into ductwork to provide precise, real-time temperature data to building automation systems, air handling units, and HVAC controllers.
Key Features
- 10kΩ thermistor sensing element for accurate duct air temperature measurement
- 4″ insertion probe length for standard duct wall installations
- Compatible with building automation systems (BAS) and DDC controllers
- Compact, low-profile design for easy field installation
- Durable construction suited for commercial and light industrial HVAC applications
Applications
- Supply air and return air duct temperature sensing
- Air handling unit (AHU) temperature monitoring
- Building automation and energy management systems
- HVAC zoning and economizer control
Why Choose ACI Duct Sensors
Automation Components Inc (ACI) is a trusted manufacturer of HVAC sensors and transmitters. Their thermistor duct sensors are engineered for long-term stability and accuracy, making them a go-to choice for mechanical contractors, controls technicians, and building automation professionals seeking dependable temperature sensing solutions.







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