Communication Sunny WebBox System monitoring, remote diagnosis, data storage and visualization: the Sunny WebBox is the high-performance communication hub for medium- to large-scale solar power plants. £354.02 excl. VAT Sunny WebBox with Bluetooth Wireless Technology No cables needed, simple to configure, extremely user-friendly. That's the Sunny WebBox with Bluetooth. It receives and stores currently measured values and data from PV inverters and Sunny SensorBox devices. £327.36 excl. VAT to top