Lennox 20W36 Auto Limit Switch 110°F-150°F

The Lennox 20W36 Auto Limit Switch is a small (1.8 x 1.8 x 0.8 inches) safety device used in a range of HVAC products. This one serves as the thermostat of the system in that it turns off the system when temperatures go above the normal operating range of 110°F to 150°F. This switch gives an alarm to stop the machine when it detects excessively high temperatures to avoid further damage on the equipment. This assist in protecting the system and also help in increasing its durability. In short, the Lennox 20W36 Auto Limit Switch is an essential safety device that will help you avoid many problems with your HVAC system.