Lennox 20J99 Auto Limit Switch 130°F-160°F

The Lennox 20J99 Auto Limit Switch is an HVAC safety component often in furnaces and air handler equipment. It serves as a journey temperature switch that shuts the system when the temperatures are too high or low. This helps in avoiding cases of over working your HVAC and possible damage to your units. the switch controls the temperature of the system If the heat rises above considerations the switch closes to power off ething and protect your equipment from failure. This offers a sense of security and prevents fires or system failure because of overheating The Lennox 20J99 auto limit switch works like a safety temperature control element for your HVAC system.