Description
The Lennox 18H23 is a room temperature sensor engineered for use with compatible Lennox HVAC systems, providing precise and reliable space temperature monitoring to support efficient climate control and system performance.
Overview
Designed as a genuine Lennox replacement component, the 18H23 room temperature sensor integrates seamlessly with Lennox control systems to deliver accurate ambient temperature readings. Proper room temperature sensing is critical to maintaining comfort, optimizing system efficiency, and ensuring accurate thermostat and control board responses throughout the conditioned space.
Key Features
- Genuine Lennox OEM room temperature sensor
- Designed for accurate ambient space temperature monitoring
- Compatible with select Lennox HVAC control systems
- Supports efficient system operation and comfort control
- Direct OEM replacement for reliable, long-term performance
Application
- Residential and light commercial Lennox HVAC systems
- Replacement for failed or inaccurate room temperature sensors
- Use with compatible Lennox thermostats and control boards
Installation Notes
Always verify compatibility with your specific Lennox equipment model before installation. Consult the Lennox installation documentation or contact a qualified HVAC technician to ensure proper wiring and system integration.







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