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EZL-300S / Secure Serial to WLAN Converter


EZL-300S was discontinued. Please refer to CSW-H85N for alternative.


EZL-300S is a wireless LAN converter for serial devices. This product helps your system add network connectivity with just serial connection. Applying this product, not only you can reduce cost and risk, but also you can shorten development time to add the network capability. Because EZL-300S allows to extend the distance of your serial communication system, you are able to remotely control and monitor the serial devices over the Internet anywhere you are. Since EZL-300S is designed to be connected with Wireless LAN, it can provide mobility to your system.

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EZL 300S

  • Serial to Wireless LAN Converter
  • IEEE 802.11 b (with PCMCIA Wireless LAN card interface)
  • Infrastrucre and Ad-hoc network
  • 1 x RS232/422/485(up to 115,200bps, DB9-M interface)
  • Multi-Connection (Maximum 8 channels)
  • Access Restriction : IP filtering, Password
  • Security Protocols : SSL3.0/TLS1.0, SSH2.0
  • EAP-MD5
  • Telnet COM Port Control Option (RFC 2217)
  • SLIP (functions as a simple router)
  • Flexible configuration and network communication by 'AT Commands' (patent)
  • 4 Communication modes (TCP server, TCP client, AT Command and UDP)
  • DHCP and PPPoE
  • Firmware upgrade through Network
  • Powerful configuration software for Windows OS (ezConfig, ezSerialConfig)
  • Virtual COM Port Redirector for Windows OS (ezVSP)
  • Environmentally-friendly RoHS compliant