The SAYKAL Premium Seat ECU Family is a comprehensive system enabling control of every function related to passenger comfort and seating intelligence. Comprising modular components—Seating ECU, User Controller, Reading Lamp, and Gateway—it facilitates fully adjustable heating, cooling, lumbar support, lighting, and even mobile application connectivity. Built with FDCAN and Bluetooth/OpenThread support, it enables distributed and user-friendly interfaces in high-end and public transportation vehicles. This family represents a core solution for modern smart seating architectures.