Key Technical Benefits Reduced Standby Heat Loss: Minimizes convective cooling of the heat exchanger during off-cycles to maintain system temperature

Maintenance-Free: Automatic reset functionality ensures the system resumes operation once pressures return to safe levels (300 PSIG)

How do I wire the P terminal on this 5-wire switch

The standard 2000 series is designed for use with air and non-combustible

Featuring a 1 3/16 inch bore diameter

Lennox 10M61 Limit Switch 319852-301 Key Technical Benefits Reduced StandbyThe Lennox 10M61 Limit Switch is a critical safety component designed for precise thermal regulation within residential and commercial furnace heating systems. As an OEM replacement part, this L180 40F limit control is engineered to open the electrical circuit when the plenum temperature reaches 180F, effectively preventing heat exchanger damage and ensuring safe appliance operation. It features a 40F differential, meaning the switch will