Lennox 48J72 Auto Limit Switch 7″ Insert 175­°F-205°F

The Lennox 48J72 Automatic Limit Switch – a safety accessory used for many HVAC appliances such as furnaces and air handlers. It works as a temperature protector where the system is turned off in the event that the temperatures go high, usually a range of 175-205°F in this case. This auto shut off helps avoid overheating which is destructive to heat exchangers, compressors and other crucial HVAC parts. The Lennox 48J72 is designed for easy installation and has a long insert length of 7 inches. This automatic limit switch protects your HVAC system from over-heating.

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