94W83 is a replacement part specifically designed for single-stage furnaces. This control board manages critical furnace operations, including ignition sequence, flame sensing, and blower control, ensuring safe and efficient system performance. It operates within a voltage range of 18-30VAC. The 94W83 replaces older part numbers such as 81W11, 103085-01, 103085-02, and 103085-103. Before replacement, compatibility with your furnace model and adhere to all safety protocols during installation. This control board is critical for maintaining the reliable operation of your heating system. 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 * Replacement Furnace Control Board 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.