RepairClinic Item #2754621 | White Rodgers Part #21D83M-843
Furnace control board kit. This single stage control board is designed to replace Lennox part number 83M00. The control board regulates the supply of power to the furnace components. Be sure to test more commonly defective parts before replacing the control board.
Order now and choose FedEx 2Day or FedEx Overnight shipping and this item will ship out tomorrow