TTU: an intelligent fusion terminal device that integrates functions such as power supply and consumption information collection, various collection terminals or energy meter data collection, equipment status monitoring and communication networking, on-site analysis and decision-making, collaborative computing, etc. The terminal is equipped with a State Grid dual channel information security encryption chip, based on the; Hardware platformization and business APP ization; The unified platform design architecture and distributed edge computing Internet of Things technology are adopted to support business functions such as fault prediction, fault repair, load forecasting, new energy access control, etc. This terminal is developed and designed using mainstream hardware platforms in the industry, with leading technical indicators, including a main frequency of 1.2GHz, 2GB of memory, and 8GB of Flash capacity. It can meet various advanced expansion functions of the current and future power distribution IoT applications.