Condition: 100% brand . Every component is tested and quality checked before shipment to ensure reliable performance. Compatibility: Direct replacement for control board models 31501, 33488, 33727, and 30575. Fully compatible with Dometic Atwood furnace models: 7916II, 7920II, 8012II, 8520IV, 8525IV, 8531IV, 8535IV, 8531III, 8535III, 8525II, 8531II, 8535II, 8520I, 8525I, 8531I, 8535I. Works with AFMD25, AFMD30, AFMD35, DFMD30111 control boards and more. Key Features: Precision engineering ensures accurate operation and dependable control of your furnace system. Waterproof surface coating resists moisture damage for extended durability. Corrosionresistant design helps protect against environmental wear. Builtin prevention against short circuits for enhanced safety. Long service life for reduced maintenance and replacement costs. Package Includes: 1x Circuit Board Replacement (as pictured). Applications: Ideal for replacing faulty or damaged control boards in compatible Dometic Atwood furnaces to restore reliable heating performance. Suitable for RV owners preparing for coldweather trips and needing dependable furnace function. Useful for technicians and service centers performing maintenance or repairs on compatible furnace systems. Performance and Reliability: Maintains efficient furnace operation, ensuring consistent heat output. Designed for straightforward installation in place of the original board, minimizing downtime. Qualitytested to meet or exceed OEM standards.