Features: Effective FunctionThe ignitions control circuit board is a key component of your furnace. It manages the ignitions process and ensures that the furnace is lit. Our Stove ignitions Control Boards make it easy to replace damaged parts. Fitment31501 ignitions Control Board Kit replaces 33488 33727, and is Suitable for & Hydro Flame Furnaces: 7912-II, 7916-II, 7920-II, 8012-II, FA79D, HF80D, DC82 25-32, DC82 35-41, FA76D, FA78 25-32, FA72D. FitmentSuitable for AFSD12, AFSD16, AFSD20, AFMD20, AFMD25, AFMD30, AFMD35, DFMD20111, DFMD25111, DFMD30111, DFMD35111 DFSD12111, DFSD16111 and DFSD20111,8500IV , 8500-III , 85-II , 85-I , 8900-I , 8900-II , 8900-III Series. Sturdy And Made from high specification materials for stable and performances, the circuit board is waterproof coated for safety and peace of mind and a long service life. Security InstructionsPlease check if it is the model you need before purchase and replace and repair under professional guidance, incorrect installation may lead to danger. Specifications: Material: PCB Size: about 8x10.67cm/3.15x4.2inch Part Number: 31501,33488,33727 Note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 set Heating Circuit Board