even in complex geometric configurations

When should this part be replaced

As a veteran-grade OEM furnace replacement part

With its universal mounting bracket and standard 1/4-inch quick-connect terminals

undersized ductwork

Amana-Goodman B1370115 Limit Switch even in complex geometric configurationsThe Amana Goodman B1370115 Limit Switch is a critical genuine OEM replacement part engineered for precise thermal protection in residential furnace applications. This 115 150F auto reset limit switch acts as a primary safety control, monitoring the internal plenum temperature to prevent heat exchanger damage. When the temperature exceeds the 150F threshold, the internal bimetal disc opens the circuit to the gas valve, safely terminating the heating