Serial To Serial Converter: Advantech's serial device servers, Modbus gateways, and USB device servers are easy to install and configure. They also support wired and wireless networking and provide various operation modes to satisfy your rigorous industrial automation needs. Our product line enables monitoring and controlling legacy serial devices via wired and wireless networks. With resource-saving solutions to your connectivity and conversion challenges in industrial automation, our serial device servers transform your serial devices into Ethernet devices with wired/wireless networking ability. The Modbus serial device server acts as an interface between Modbus serial devices and host computers running Modbus/TCP on an Ethernet network. The USB device server allows PC users to connect a serial device via LAN to a system that uses a USB interface. Our serial device server product line can satisfy your industrial automation needs with various self-designed products to ensure connection stability while costing little to upgrade your existing serial devices.