The TC500A-N utilizes Sylk bus and 10K Ohm NTC Type II sensors

The P250AF is equipped with an adjustable flame spreader

High-Durability Construction: Designed as a heavy-duty limit switch to manage the rigorous thermal stresses found in modern furnace plenums

and LP gas applications

Precision-engineered for flame sensing and ignition feedback

Fireye YP300 Module 323613-751 The TC500A-N utilizes Sylk busThe Fireye YP300 Module is a high performance BurnerLogix programmer module engineered for precise burner management in industrial and commercial heating applications. This plug in module integrates seamlessly into YB110 or ZB110 chassis, defining essential operational sequences including recycle operation and low fire start. Designed for reliability in complex combustion environments, it provides a 4 second Flame Failure Response Time (FFRT),