Convert a USB port into 16 RS232 serial ports in an industrial rack-mountable chassis - and daisy chain multiple hubs for a scalable solution Here's an easy and cost-efficient way to add RS232 serial capability to your industrial setting. This 16-port USB-to-serial adapter hub features a sturdy, rack-mountable chassis, and supports daisy chaining, so you can connect multiple hubs together to increase your serial device port count. A scalable solution for changing needs This rack-mountable USB serial hub lets you add 16 serial ports (RS232), with full control from your desktop or laptop computer system using a single USB port. The daisy-chain function gives you a cost-effective and scalable way to increase your serial port count and expand as your needs grow, without investing in a higher cost serial hub. Providing full control of your serial components from a single device, the USB serial hub is ideal for a multitude of applications including: industrial automation, self-serve automated kiosks, and monitoring of cameras and security systems. Built-in convenience The hub features COM port retention, which retains the assigned serial COM port values. This ensures that the same values are automatically re-assigned to the port provided by the adapter, in the event it is disconnected and re-connected to the host computer. Meets the demands of industrial environments With its all-metal chassis, this rugged, rack-mountable hub fits into standard 19-inch server storage racks to provide an efficient industrial serial solution. It supports an extended operating temperature range of -4°C to 85°C (-4°F to 185°F); ensuring reliable performance even in the harshest environments. The USB-serial hub includes both an AC adapter and terminal block power, providing versatile power options. The StarTech.com Advantage * Gain 16 RS232 serial port interfaces through a single USB port * Connect multiple hubs together through daisy chain functionality * 921.6Kbps baud per port * 256-byte transmit, 128-byte receive FIFO * Rack-mountable design * COM port retention * Extended operating temperature range: -4°C to 85°C (-4°F to 185°F) * Durable all-metal chassis * Low USB bandwidth consumption * USB 2. compatible