The IoT ASD Controller Sub-Assembly by TOTO USA is an essential component for enhancing smart automation systems. This sub-assembly is designed to work seamlessly with the main IoT ASD Controller, providing additional functionality and flexibility. Constructed with high-quality materials, it ensures reliable performance in various environments. The compact design allows for easy integration into existing systems, making it suitable for both new installations and upgrades. This sub-assembly supports multiple communication protocols, ensuring compatibility with a wide range of devices and applications.