Black Box DB9 8-Port USB-to-RS-232 Converter

The USB to RS232 converter allows you to connect eight non-USB RS232 DB9 devices to your USB bus. The USB Hubs are ideal for connecting factory automation devices, such as data loggers and industrial machinery, or any device that depends on links that aren't affected by excessive noise or spikes in voltage. Why install an internal serial adapter to get extra COM ports when using an external USB connection makes more sense? This USB Hub converts your serial RS-232 devices to USB-adaptable peripherals without sacrificing serial connection speeds. The hub features high-speed UARTs with 128-byte FIFO transmit buffers and 384-byte ...