Armstrong Furnace R40154B025 Limit Switch 130°F-30°F

The Armstrong Furnace R40154B025 Limit Switch is an essential component of the HVAC systems, particularly for Armhigh-quality Air products. This limit switch operates based on activation at 130°F and reset at 30°F and is therefore safer and more efficient in all heating applications. It conserves energy by halting the furnace operation when the temperature goes high above the limit they set guarding the system against damages. Some of the advantages associated with the use of this limit switch include increased reliability, improved energy efficiency and longer equipment life.