Reznor 122858 Limit Switch 321702-401 designed to monitor inducer motor

designed to monitor inducer motor performance and confirm proper airflow before the ignition sequence initiates

Advanced Safety Logic: Integrated thermostat/power-off reset and microprocessor-based timing provide repeatable and safe ignition sequences

this specific model is configured for a 115Vac line voltage input

ensuring proper clearance and airflow

offering superior chemical resistance compared to standard nitrile components

Reznor 122858 Limit Switch 321702-401 designed to monitor inducer motorThe Reznor 122858 Limit Switch is a critical safety component designed for precise thermal regulation in Reznor unit heaters and makeup air systems. This 135F M R Limit Switch serves as a primary high limit safeguard, engineered to interrupt the electrical circuit if the burner inlet or discharge air temperature exceeds the fixed 135F threshold. As a manual reset limit switch, it requires a physical inspection and manual intervention by a qualified