Lennox 36M63 Limit Switch L130-20F

The Lennox 36M63 Limit Switch L130-20F is commonly known as a safety switch for controlling HVAC systems. It’s a small and switch that displays the temperature and generate an electrical signal when a certain limit is attained. monitors temperature and triggers an electrical response when a preset limit is reached. In other words it will shut off the circulation of air by your heating and cooling equipment before freezing or overheating occurs. This is especially so for furnaces and air conditioners since they are capable of going wrong and causing some damage if they are exposed to operating conditions without due limit on the maximum temperature.