: The furnace ignition control board is compatible with for S8610U3009, S8610U1003, and systems (models after 2018). Function: Manages ignition sequence, flame monitoring, and safety shutdown for intermittent ignition furnaces and residential boilers. Compatibility Note: Not suitable for vertical ignition systems, direct burner ignition, or non-rectified flame sensing applications. General: Suitable for natural gas or liquefied petroleum gas; includes part number S8610U for easy identification. Please note:There may be slight color differences or variations in the actual product, but this does not affect its use. Please do not mind this. Thank you! Color:As Shown Material:plastic Package Contents: 1 * S8610U3009 Furnace Intermittent Pilot Control Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.