Lennox 25W71 Gasket 326058-757 Thermal Protection: Built-in automatic reset

Thermal Protection: Built-in automatic reset thermal overload prevents winding failure during restricted airflow conditions

This HLGP-A manual reset switch features two independent SPDT switch mechanisms housed in a rugged die-cast aluminum enclosure

making it suitable for high-pressure distribution systems

Broad Compatibility: Serves as a direct technical cross for S1-H22J443DBEA

Smith models are compatible with this cleaning kit

Lennox 25W71 Gasket 326058-757 Thermal Protection: Built-in automatic resetThe Lennox 25W71 Gasket is a critical OEM replacement part designed specifically for sealing the collector box cover in high efficiency Lennox furnaces. As a veteran tech knows, a compromised seal at the secondary heat exchanger leads to pressure switch trips and dangerous flue gas leakage. This precision engineered furnace collector box gasket (also indexed under 100742 01) ensures an airtight, negative pressure environment required for the draft