This circuit board is here to keep your furnace's drama in check, ensuring it stays in the comfort zone without throwing a fit. Equipped with various connectors and resistors, it's the peacekeeper your heating system needs to avoid those unplanned chilly moments.• Model: F8005030 V1.3• Multiple Connectors• Includes Resistors & Relays• Compatible With Various Furnaces• Measures 9 x 5.5 inches approximately