The wireless communicaion solution of photovoltaic array is based on LoRa technology, which provides a fexible and cost-effective device communication network. Through wireless communication, photovoltaic power stations can realize data transmission,control and information sharing between devices, reducing the cost and maintenance complexity of cable wiring. The solution hasstable and reliable operaion characteristics, supports edge computing and insulation detection functions, provides more possibili.ties for the operation and management of photovoltaic power stations, and ensures safety.