This primary limit control features a factory-calibrated 135-120 temperature range

OEM Compatibility: Exact fit for the Johnson Controls T-4000 series

Its robust construction provides reliable temperature sensing in demanding refrigeration environments

featuring updated internal components

This unit is the direct replacement for the legacy 660911 pilot burner

Lennox 26H61 Damper Switch This primary limit control featuresWhen you're out in the field and dealing with airflow issues, the Lennox 26H61 Damper Switch is a critical component for ensuring the HVAC air damper is positioning correctly within the ductwork. This OEM Lennox part is a high specification snap action micro switch, often referenced as part number 26H6101, designed to monitor the physical movement of the damper blades. By providing precise feedback to the system controller, it allows for accurate