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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
This specific L165-30 furnace limit switch is calibrated to open at 165°F (shuting down the burner) and close at 135°F (resuming operation once temperatures stabilize)
Always verify the 190-220F rating before installation
Common Questions Is the Q4100C9048 compatible with propane furnaces
1/2" flare connection for easy installation
Trane FUS0823 Fuse Link This specific L165-30 furnace limitThe Trane FUS0823 Fuse Link is a critical safety component designed for precise thermal protection in commercial and residential HVAC systems. Engineered as an open surface mount fuse link, this device is calibrated to trigger at a 208F opening temperature. When the surrounding environment or equipment surface exceeds this threshold, the internal link interrupts the electrical circuit to protect high value components from thermal damage. As a veteran