Single phase cost controlled smart energy meters are a new generation of smart energy meters developed based on the overall requirements of the "Unified and Strong Smart Grid" construction of State Grid Corporation of China, and the smart meter series standards of State Grid Corporation of China.

This electric energy meter adopts advanced technologies such as ultra large scale digital signal processing chip, permanently stored information memory, fully isolated standard RS485 communication interface and infrared communication, large screen wide temperature liquid product display, and information security encryption ESAM module. The electric energy meter adopts advanced 5MT surface mount technology, and the shell is made of high-strength, flame-retardant and environmentally friendly materials, with a novel and aesthetically pleasing design. It has high insulation strength and corrosion resistance. This meter integrates numerous functions, including electric energy measurement, information storage and processing, real-time monitoring, automatic control, and information exchange, which can effectively prevent overdue behavior and meet the requirements of the power department for modern and scientific management of users in a timely manner.