2 layers39.4 × 29.2 mm

Teensy Ethernet
sparkfun/SparkFun_Teensy_Ethernet_Adapter
The SparkFun Teensy Ethernet Adapter lets you easily connect a Teensy 4.1 to the Internet via an Ethernet connection.
36 parts3
Boards in 1 GitHub repository, designed in KiCad, that use the RC01812 by RCH (-40℃~+70℃ 1 Gold Laminated board Non-PoE Phosphor bronze RJ45 Jack Shielded With LED SMD Ethernet Connectors / Modular Connectors (RJ45 RJ11) ROHS). See how each wires it, with its parts, size, README and files; the RC01812’s symbol, footprint and pinout are on its own page.

sparkfun/SparkFun_Teensy_Ethernet_Adapter
The SparkFun Teensy Ethernet Adapter lets you easily connect a Teensy 4.1 to the Internet via an Ethernet connection.