This unit utilizes two snap-acting SPDT switches (Number 5 switches) to provide reliable burner cut-off and feed pump activation

designed to break the electrical circuit when the plenum temperature reaches its 260°F opening setpoint

The Q4100C9058 operates on a standard 120 VAC circuit

The 1/4-inch flare connections provide a mechanical gas-tight seal that stands up to vibration and thermal cycling without the need for brazing

For technicians performing gas manifold adjustments or system overhauls

Lennox 56W57 Panel Kit 322838-752 This unit utilizes two snap-actingThe Lennox 56W57 Vest Panel Corbol Kit is a critical OEM component designed to maintain the structural integrity and high performance standards of residential and commercial Lennox HVAC systems. Engineered as a direct fit for the vestibule panel, this kit facilitates precise airflow regulation and provides a secure housing for sensitive electronic furnace parts, including the integrated control board. Built to withstand the high thermal environments