Network Modules

Unveil the potential of your projects with our Network Modules. Offering a range of connectivity options, they are the ideal choice for building efficient and scalable network applications.

Network Modules
WIZ810MJ is the network module that includes W5100 (TCP/IP, MAC & PHY) & MAG-JACK (RJ45 with X’FMR) with other glue logics. It can be used as a component and no effort is required to interface W5100 & MAG Jack. The WIZ810MJ is an ideal option for users who want to develop their Internet enabling systems rapidly.



The WIZ810MJ network module is a comprehensive solution for integrating robust Internet connectivity into various applications rapidly and efficiently. It features the W5100 chip, which includes a TCP/IP stack, MAC, and PHY, all in one, to ensure reliable network communication. The inclusion of a MAG-JACK (RJ45 with transformer) simplifies the physical connection process, making it straightforward to interface the W5100 chip with network cables without the need for complex hardware design. This plug-and-play module is particularly suited for projects where speed and ease of development are critical. Key Specifications: Core: W5100 (integrated TCP/IP, MAC & PHY) Interfaces: SPI, 8-bit bus; Ethernet via RJ45 Operational Temperature: -40 to 85°C Size: 52 x 25 x 21 mm Features: Easy integration without hardware design for W5100, supports MCU BUS and high-speed SPI interface, 4 hardware sockets for multiple network connections Description: The WIZ810MJ module facilitates quick and easy Internet connectivity for embedded systems, IoT devices, and other network-enabled projects. By integrating the W5100 chip and MAG-JACK, it offers a streamlined approach to network connection, allowing developers to focus on the application layer without worrying about the complexities of network communication hardware. The support for both MCU BUS and high-speed SPI interfaces provides flexibility in system design, catering to a wide range of microcontrollers and processing environments. With its capability to support up to 4 hardware sockets, the module enables simultaneous network connections, enhancing its utility in multi-connection applications. Applications: Ideal for developers looking to rapidly deploy Internet functionality in devices, the WIZ810MJ is well-suited for smart home devices, industrial automation, IoT solutions, and any application requiring efficient network communication.


  • Plug-in Network Module
  • Usable without H/W design for W5100, transformer & RJ-45
  • Fast evaluation for W5100 & MCU in the target board
  • Support MCU BUS & high speed SPI interface
  • Support 4 hardware sockets
  • Operation Temperature : -40 ~ 85℃
  • H/W design feature : refer the comparison table in the below