For Humminbird Helix Fish Finders: 720074-12 Ethernet Adapter Cable Fits for Humminbird Fish Finders, for All HELIX 8, HELIX 9, HELIX 10, HELIX 12 and HELIX 15 models, for HELIX 7 G2N & G3N models, 859 models, 899 models, 959 models, 999 models, 1159 models, and 1199 models. Reliable & Stable Connection: 720074-12 AS EC QDE Ethernet Adapter Cable facilitates essential data sharing and control capabilities between devices. Our cable allows you to use an Ethernet cable to network the Ethernet-equipped fish finders, Ethernet accessories, for Minn Kota i-Pilot Link trolling motors, and One-Boat Network compatible trolling motors. High Performance: Installation is a breeze with its plug-and-play design. IP68-rated waterproof connectors, excellent conductivity and high sensitivity ensure a secure and stable connection and provide accurate signal transmission. Please Note: If you are networking two fish finders from the above list together, it will require (2) AS EC QDE cables plus (1) Ethernet cable (not included) of the appropriate length for your boat’s needs. Marine Grade Material: Made of premium plastic, rubber and copper materials. After rigorous testing, oil resistance, seawater resistance, waterproof, anti-rust, anti-corrosion, provides a better connection and longer service life. 720074-12 AS EC QDE Ethernet Adapter Cable for Humminbird HELIX 8, 9, 10, 12, 15 Fish Finders, for HELIX 7 G2N & G3N Models (12 Inches, 5-Pin to 8-Pin)