Reznor 112752 M/R Blocked Flue Switch L225°F

The Reznor 112752 M/R Blocked Flue Switch is designed to protect the HVAC system from operating when there is a blockage in the flue and shut down the system when the temperature rises to a dangerous level. It is set to activate at 225°F to avoid overheating within the system. It used in furnaces and heaters to prevent heat accumulation and safeguard of other parts from heat damage. It has the advantages of enhancing the dependability of the system, durability of the equipment, and meeting safety requirements, which makes it an essential part of HVAC safety control systems.