CAD CELL / PHOTO EYE / FLAME SENSOR 45610
This is a honeywell cad cell / flame sensor. If your wiring is still good you can just replace this photo eye. It has a 2 prong plug. For use with the C554A cad cell by Honeywell. Fits all models.
Can be used on waste oil furnace brands including; Clean Burn, Clean Energy, Blackgold, Energylogic, Firelake, Kagi, Shenandoah, Supreme Heat, and Wedco