4G Stick Logger Global 4G LTE FDD/TDD WCDMA GSM Data Logger for Solar Inverter Monitoring and Remote Firmware Update. Enables real-time solar inverter monitoring, secure data transmission via RS485 & USB, and over-the-air firmware updates. Supports global LTE/WCDMA/GSM networks with external antenna for enhanced signal. Ideal for PV systems, energy storage, and remote renewable energy sites requiring reliable, industrial-grade connectivity and data logging in harsh environments (-30°C to +70°C).More
