Amazon.com: SunFounder Ethernet Shield W5100 Compatible with Arduino UNO R3 Mega 2560 1280 A057 : Electronics
Amazon.com: DEVMO W5100 Ethernet Network Shield LAN for Ar-duino Expansion Board Module with SD Card Slot Compatible with Ar-duino UNO MEGA2560 UNO R3 ATMega 328 MEGA 1280 : Electronics
W5100 Ethernet Shield for Arduino — PMD Way
Ethernet shield with W5100- This Ethernet Shield allows an Arduino board to connect to t
Amazon.com: DEVMO W5100 Ethernet Network Shield LAN for Ar-duino Expansion Board Module with SD Card Slot Compatible with Ar-duino UNO MEGA2560 UNO R3 ATMega 328 MEGA 1280 : Electronics
Arduino Ethernet Shield with W5100
Ethernet Shield for Arduino - W5500 Chipset : ID 2971 : $39.95 : Adafruit Industries, Unique & fun DIY electronics and kits