The GXB3L-ZG is a Zigbee energy monitor circuit breaker with RS485 designed by our factory. This innovative product is ideal for use in smart homes, buildings and factories where energy efficiency is important. It allows remote monitoring and control of electric energy usage, helping to save energy and reduce costs. The circuit breaker is equipped with Zigbee wireless communication technology making it easy to connect with other Zigbee devices, and the RS485 interface allows for easy integration with building management systems. With a compact design, easy installation, and reliable performance, the GXB3L-ZG is the perfect solution for energy management needs in any setting. As a factory, we take pride in delivering high-quality products to meet the needs of our customers.