Lennox 12J77 SPST Thermostat Limit Open 60°F Close 35°F

The Lennox 12J77 OP60F Cl35F SPST Limit Thermostat is a high quality defrost thermostat that is used in HVAC systems. It is pivotal for controlling the defrost cycle, and the successful and consistent operation of HVAC systems. This thermostat assists in ensuring the following of highest efficiency by preventing ice accrete on the evaporator coil which will affect the air flow. Applied in residential and commercial heating and cooling systems, it increases the life of the system and optimizes the heating and cooling performance, as well as the general dependability of the system.