Description
The Lennox 25J26 is an automatic limit switch that is used on HVAC systems. This avoids your furnace or air handler overheating, and helps prevent possible damage. Limit switches are used in most equipment types of the HVAC system like furnaces and air handling units thermostat automatically shutting off the heating system when the temperature reaches a preset range typically 145°F to 175°F in this case. This prevents your furnace or air handler from overheating and potential damage. Limit switches are commonly used in various HVAC equipment, including furnaces and air handlers. Most commonly installed in furnaces and air handlers protects the system, optimizes the performance by maintaining the correct operation within the temperature range, and increases the longevity of your HVAC equipment.
