The USBG-SSRS1 is a reliable single-port USB to RS-232 adapter designed to bring legacy serial connectivity to modern systems. Featuring a DB9 male UART port with screw-lock support, it ensures a secure connection in environments where accidental disconnections aren’t an option. Built-in 2500Vrms optical isolation and 500W bi-directional surge protection safeguard both your equipment and data lines from electrical interference and spikes. It requires no external power supply and installs instantly with plug-and-play connectivity. Supporting baud rates up to 921.6Kbps and standard RS-232 communication settings, it’s an ideal solution for connecting serial devices to laptops or PCs that no longer include native COM ports. Compatible with Windows, Linux, and macOS, this compact adapter delivers dependable serial performance in a small, rugged form factor.