Amazon.com: ASI ASI-M12-RJ45-11103 M12 3 Meter M12 to RJ45 ethernet Cable with a M12 4-pin Connector D-Coded Male to RJ45 Male Shielded Cable Assembly, Cat5e SFTP 24 AWG with Black PUR Jacket,
M12-RJ45 Adapters - Amphenol LTW | Mouser
Industrial Pre-Wired M12 4-Pin D-Coding Male Connector to RJ45 E4 Plug – VELLEDQ