it guarantees compatibility with Nordyne M1 and M7 furnace series

Automatic reset functionality: Eliminates the need for manual intervention by closing the circuit once the unit cools to 175 degrees F

rugged housing built to withstand the thermal stress of industrial air handlers and commercial baseboard units

and WTGO units

White-Rodgers 3L09-11 Limit Switch it guarantees compatibility with NordyneProfessional grade White Rodgers 3L09 11 board mounted limit switches provide critical high limit protection for furnace and air handling systems. As a veteran trusted fixed temperature limit switch, this 1 2" bimetal disc control features a fixed open temperature of 210F and a fixed close temperature of 170F. Its Open on Rise switch action ensures immediate contact separation whenever thermal thresholds are exceeded, protecting residential and