W5100 Ethernet Shield on Mega 2560, UNO R3


QuantityDiscountDiscounted Price
5 - 9 5% £13.21
10 + 10% £12.51

Ethernet Shield W5100 UNO and UNO R3
W5100 Ethernet Shield on Mega 2560, UNO R3 £13.90
royal mail.jpg

FREE Shipping with Royal Mail for orders over £25


If ordered before 3 p.m.



Unleash the true potential of your Arduino projects with Kunkune’s W5100 Ethernet Shield. Designed meticulously for both the Mega 2560 and UNO R3, this shield is your ticket to the vast world of the internet. Whether you’re looking to set up a server or operate as a client, this shield has got you covered. Let’s dive into its standout features:

W5100 Ethernet Shield Key Features:

  • Seamless Internet Connection: Easily connect your UNO R3 board to the internet using the W5100 Ethernet Shield.
  • Versatile Use: Can function both as a server or client, catering to your specific needs.
  • Plug & Play: No soldering, no fuss! Just plug in the shield and you’re good to go.
  • Official Arduino Support: Directly backed by the official Arduino Ethernet Library.
  • Micro-SD Card Slot: Store files conveniently and serve them over the network.
  • Broad Compatibility: Works harmoniously with Arduino Duemilanove, Uno, and Mega (1280/2560). Accessible using the SD library.
  • High-Speed Connection: Boasts a connection speed of 10/100Mb.
  • Integrated Reset Button: Resets both the W5100 and the Arduino board, ensuring smooth operations.
  • Advanced Networking: The W5100 chip comes with an internal 16K buffer and supports both TCP and UDP with up to four simultaneous socket connections.
  • Dimensions: Compact size of 70 x 54 x 24 mm.

Additional Insight for W5100 Ethernet Shield:

  • Based on the renowned Wiznet W5100 Ethernet Chip.
  • Operates at a voltage of 5V, sourced directly from the Arduino Board.
  • Connects with Arduino using the SPI port.
  • Compatible with a range of Arduino/Genuino boards, including Arduino mega 2560 and R3.

In a Nutshell: Kunkune’s W5100 Ethernet Shield is not just a shield; it’s a bridge between your Arduino projects and the vast digital realm of the internet. Whether you’re a seasoned Arduino enthusiast or a budding hobbyist, this shield is a must-have in your toolkit. Dive into the world of connected devices and limitless possibilities with Kunkune!

The estimated delivery time:

  • Standard (Free for orders over 25£ or 1.90£ Service) – Estimated 1-2 working days
  • Tracked 24H – Estimated 1-2 working days with tracking
  • Next Day Special Guarantee- Next Working Day before 1 p.m. (if ordered before 3 p.m.)

Items are normally dispatched within 24 hours (the same day if ordered before 3 p.m., excluding weekends) in 99.9% of cases.

When you place an order, and it is successful, you will receive an email confirmation for the received order. When the order is dispatched, you will receive an email confirming that your order is complete. Please note that if the order is placed with the standard service, tracking will only show when a delivery attempt is made or when the order is delivered.