SIIGs 7-Port Industrial USB 2.0 Hub with 15KV ESD Protection quickly and easily adds 7 USB 2.0 ports to your system from a single USB port for multiple additional USB device connections. It supports high-speed data transfer rate of up to 480Mb/s, and backwards compatible with USB 1.1 devices. This 7-Port Industrial USB Hub features built-in 15KVDC ESD protection, supports independent over-current protection and 600W power input surge protection on each port to safeguard your connected USB devices and the hub itself from unforeseen power surges, providing smooth and reliable data transferring performance. And it is wall and DIN rail-mounted supported for easy integration to expand your USB capability in harsh industrial environment.