802.11 a/b/g/n Wireless Serial Device Server

The SD-320AN serial device server provides the easiest method to connect, access, and monitor RS232 serial devices over a Wi-Fi network.

High Performance Dual Band Wi-Fi

The Silex SD-320AN is designed to easily connect and share RS-232 serial devices over a wireless network.  Industrial automation, building automation, medical devices, security access and control, point of sale devices, LED signs, bar code/label and other specialty printers, or virtually any other device with a serial port can now be enabled with secure, robust wireless network capability.

Easily connect and share RS-232 serial devices on wireless networks. Access, monitor and control equipment over Ethernet or Wi-Fi. It supports multiple Serial Port Modes and Wireless Modes for maximum flexibility in any environment.
  • Easily connect and share RS-232 serial devices on wireless networks
  • Multiple Serial Port Modes
  • Serial Port Emulation Mode
  • Raw TCP Connection Mode
  • Serial data can be tunneled over the network
  • Wireless Station (Client) Mode
  • Wireless Access Point Mode allows
  • communication in the 2.4 GHz and 5 GHz bands
  • SD-320AN provides optimized roaming
  • Model number: SD-320AN
  • Wired LAN: 10/100
  • Wireless standard: IEEE802.11a/b/g/n
  • Security: WPA-PSK (AUTO) WPA2-PSK (AES),
  • Device interface: RS-232C
  • StorageTemperature: -20 ~ + 70 ℃
  • Humidity: 20 ~ 90% RH
  • OperatingTemperature: 0 ~ + 50 ℃
  • Humidity: 20% ~ 80% RH (non-condensing)
  • Maximum power consumption: 2.5W (DC5V/0.5A)
  • Regulatory Compliance
  • VCCI Class B, FCC Class B, ICES-003 Class B, CE Class B


Click on the Software Application to download the latest software file for your product.

Serial Device Server Setup

ExtendView Software

SX-Virtual Link for Serial


SD-320AN Version 2.0.4

Release Note: Better stability

Warranty and RMA's

Limited Warranty and RMA (Return Merchandise Authorization) Policy