As a direct Williams furnace replacement part

standard for most fire life safety equipment installations

For high-performance commercial and industrial refrigeration systems

Common causes include liquid slugging

BASO Y75AS-2 Flame Sensor As a direct Williams furnaceThe BASO Y75AS 2 is a high performance flame sensor replacement kit designed to provide precise flame rectified signal detection for residential and commercial gas fired equipment. As an essential safety component, this sensor ensures the ignition module or furnace control board accurately identifies the presence of a pilot or burner flame, preventing hazardous unburned gas buildup. This Y75AS 2 model serves as the direct 62 20719 01 cross reference,