Lennox 49L03 Auto Limit Switch 7″ Insert 170°F-200°F

The Lennox 49L03 is a Auto Limit Switch with 7 Inch Insert, a safety device in the HVAC systems particularly in furnaces. It senses the temperature within the heating unit and switches off the heating element when the temperature rises to 200°F and switches on the heating element when the temperature falls to 170°F. These precise temperature control helps to avoid temperature build up and it also helps the furnace to work efficiently. The 7-inch insert design makes it easy to install and is also compatible with many models on the market.

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