The Garmin Threaded Power/Data Cable (Model: 010-12938-00) is designed specifically for your ECHOMAP Ultra series. This reliable 4-pin cable ensures a secure connection for both power and data transfer, making it essential for seamless navigation and chart plotting. Its threaded design provides added stability, preventing accidental disconnections during use. Whether you're out on the water or setting up your device, this cable is built to withstand the elements, ensuring your ECHOMAP Ultra stays powered and ready for action. Upgrade your boating experience with this essential accessory!