The GM-HU32ES is a rugged, high-speed 2-Port USB 3.2 Gen 1 hub that goes beyond simple expansion. Along with two SuperSpeed USB-A ports delivering up to 5Gbps, it integrates a DB9 RS-232 serial port and a Gigabit Ethernet port for maximum versatility. Built with a durable metal chassis, this hub is ready for industrial-style setups with included wall, surface, and DIN-rail mounting options. Power input options include both a DC barrel adapter and a 3-pin terminal block, while each port is safeguarded with 15kV ESD surge protection. With wide 9–48V DC input, per-port power up to 2A, and plug-and-play support across Windows and macOS, the GM-HU32ES is a compact yet powerful hub designed to keep your essential devices connected and protected.