Lennox 29M17 Limit Switch L215-40F

The Lennox 29M17 Limit Switch is an essential safeguard utilized of HVAC equipment such as furnaces and air handlers. Others prevent the system from overheating by detecting changes in temperature with an individual limit that when attained, the unit is switched off. The switch is designed to work at high temperatures up to 215°F. The limit switch is designed to give a response when the temperature goes beyond the limit, and this response is to cut off power supply to the heating element to prevent the furnace from producing excessive heat. This helps avoid any sort of damage to the equipment and also makes your HVAC system safe to use