Humminbird - AS-EC-15E 15' Ethernet Cable - 720073-5. The Ethernet Cable is a 15' cable that allows the connection of two Ethernet capable units to be connected, or connection of a Humminbird control head to an accessory 5 Port Ethernet Switch (AS ETH 5PXG), as part of a multi-unit Ethernet network.. Features:. 15' Ethernet cable. Female connectors on both ends. Use AS ECX 30E for cable extension. For use with Humminbird Ethernet Systems only. Compatibility:. 1100 Series: All models. 900 Series: 958c, 998c SI. 800 Series: 858c, 898c SI. 700 Series: Ethernet Models - 778c HD, 788ci HD, 798ci HD. WARNING: This product can expose you to chemicals including LEAD which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.