Lennox 49K61 Limit Switch making it ideal for protecting

making it ideal for protecting HVAC compressor motors and inductive loads

Key Benefits: OEM Compatibility: Exact replacement for Williams P179900 and Q314AFK units

Field Reliability: Durable alloy construction resists corrosion and mechanical fatigue common in outdoor gas meter installations

Enhanced Safety: The Open On Rise mechanism provides reliable circuit interruption during flue obstructions or mechanical inducer failure

Key Benefits for Contractors Enhanced Durability: Silver cadmium oxide contacts provide long-term arc resistance and reliable switching under FLA (Full Load Amps) conditions

Lennox 49K61 Limit Switch making it ideal for protectingThe Lennox 49K61 Limit Switch is a critical OEM replacement part engineered for precise thermal regulation in high temperature HVAC applications. This 300F CO Auto Limit Switch is a normally closed SPST disc style control that provides essential safety by opening the circuit upon a temperature rise to its 300 degree Fahrenheit set point. This high limit protection prevents heat exchanger damage and ensures safe operational parameters for Lennox