WIZnet WIZ550S2E


WIZ550S2E is the serial to Ethernet module using W5500 & Cortex-M0 MCU.  WIZ550SE is the protocol converter that transmits the data sent by serial equipment as TCP/IP data type, and converts back the TCP/IP data received through the network into serial data to transmit back to the equipment.

WIZ550S2E 20pcs / BOX

WIZ550S2E-232 10pcs / BOX

WIZ550S2E-485 10pcs / BOX

Serial Interface
Evaluation Kit

If you use the interface board for RS232 and RS422-485, you can easily connect the module to any serial device.


  • Serial to Ethernet Module based on W5500 & Cortex-M0
  • RJ-45 mounted, Pin-header type module
  • Serial signals : TXD, RXD, RTS, CTS, GND
  • Support the configuration method of AT command & Configuration tool program
  • Configuration tool program operates on Windows, Linux & MAC OS
  • Support data communication using AT command : able to send data without re-configuring and re-boot of the module when changing the destination IP
  • Support the interface board for RS-232 and RS422/485
  • 10/100Mbps Ethernet & Max.230kbps serial speed
  • Support WIZ VSP (Virtual Serial Port) program

Hardware Specification

  • Dmension (mm) : 55(L) x 30 (W) x 23.49 (H)
  • Input Voltage : 3.3V
  • Max. Power Consumption : 179mA @ RS422 mode
  • Operation Temperature : -40~ 85℃
  • RoHS, SVHC Compliant




Specific References

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