LB White® Flame Sensor - LP & NG
An integral part of the safety circuit for heaters, the LB White Flame Sensor (LP or NG) indicates the presence of a flame. If the sensor does not detect a flame, it will close the gas valves turning off the fuel source. This replacement part is suitable for Hot Surface Ignition units, model AW250; QC Part #20188 & QC Part #20190. LB #520139.