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The TRANE HLED-AS is an air sensing switch kit designed for HVAC systems. It is recommended for newer HVAC units utilizing a variable speed fan or ramping motor with constant on 24-volt control. Wiring in series with the blower is required to cycle on/off with the blower. The air sensing kit is required for gas heat units with a variable speed fan motor.
Air sensing switch kit for HVAC systems with variable speed fans, ensuring maximum energy efficiency and LED module service life.
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