Replacement Part Numbers: 6536A3351, 65363451, 65353451, 6759B3451, 73303401 Sub Base, 6759B3451, 73303411 Sub Base Key Features and Benefits: Compatibility The 6536A3351 twostage digital thermostat is designed for wall mounting and works seamlessly with both heat pump and gas furnace systems. It provides advanced control options to improve comfort and energy efficiency. The clear digital display allows easy temperature reading and quick adjustments, ensuring precise climate regulation for your space. Easy Installation The thermostat body features a 9pin plugthrough connection for the heat pump and a 3pin plugthrough connection for the socket. A detailed wiring manual is included to guide you through a fast and straightforward installation process, making it suitable for both professional and DIY setups. Quality and Performance Constructed from quality materials with precise welding technology, it includes SR waterproof coating for durability. The design is insulated, moistureproof, and leakproof, ensuring long service life even in demanding environments. Dualstage functionality allows finetuned control of heating and cooling, maintaining steady indoor temperatures for comfort. The programmable digital interface offers schedules to match your lifestyle and help reduce energy consumption. Practical Applications: 1. Ideal for RV climate control, allowing you to maintain comfortable temperatures in different weather conditions while traveling. 2. for residential use, ensuring your heat pump or gas furnace operates efficiently throughout the year. 3. Suitable for vacation homes or cabins where reliable, programmable heating and cooling control is to protect property and enhance comfort. Specifications: Model: 6536A3351 Type: Twostage digital wall thermostat Compatibility: Heat pump and gas furnace systems Connections: 9pin plugthrough for heat pump, 3pin plugthrough for socket Material: quality construction with SR waterproof coating Features: Clear digital display, programmable schedules, moistureproof and leakproof design