This HVAC airflow proving switch is rated for 120-277Vac and provides reliable switching for pilot duty loads

high-conductivity connection to the piping for immediate temperature response

Adjustable poly cone nozzle allows the operator to switch from mist to a long-range stream instantly

Safety Standards: Fully UL and CSA listed

appliances

Lennox 26H65 Limit Switch Els PW 17895 This HVAC airflow proving switchThe Lennox 26H65 Limit Switch is a critical safety component designed for precise thermal regulation within residential heating systems and air handlers. This OEM Lennox replacement part is a normally closed limit control that functions on a temperature dependent circuit: it is engineered to open when the internal cabinet or heat exchanger temperature reaches 180F and automatically resets (closes) once the temperature drops to 150F. As the direct