Condition: 100% brand , with all components tested and qualitycontrolled before shipment for reliable performance and durability. Compatibility: Designed as a direct replacement for control board models 31501, replacing part numbers 33488, 33727, and 30575. Fully compatible with Dometic and Atwood furnace models including: 7916II, 7920II, 8012II, 8520IV, 8525IV, 8531IV, 8535IV, 8531III, 8535III, 8525II, 8531II, 8535II, 8520I, 8525I, 8531I, 8535I, AFMD25, AFMD30, AFMD35, DFMD30111, and more. Ideal for replacing worn or malfunctioning control boards to restore proper furnace operation. Key Features and Benefits: Manufactured with precision craftsmanship for consistent and reliable performance. Surface coated with a waterproof layer for added protection against moisture damage. Corrosionresistant materials enhance longevity and maintain stable function over time. Builtin short circuit protection for safety and reliability. Designed for long service life, reducing maintenance requirements and downtime. Package Includes: 1 x Circuit Board Replacement unit (as pictured). Practical Applications: 1. RV Owners: a failed furnace control board to quickly restore heating functionality in recreational vehicles during cold weather trips. 2. Home or Mobile Workshop: Ensure continuous operation of Dometic or Atwood heating systems in mobile setups where temperature control is essential. 3. Seasonal Maintenance: Use as a preventative replacement before winter to avoid furnace breakdowns in remote or ontheroad situations. Specifications: Directfit replacement for specified models. performance materials and protective coatings for demanding environments. Tested to meet OEM standards for fit, function, and durability.