Enhance your marine navigation experience with the Garmin Control Unit ECU Power Cable. Designed specifically for the GHP 12 and GHP 20 electronic autopilot systems, this power cable ensures a reliable connection for optimal performance. The threaded collar design provides a secure fit, preventing accidental disconnections even in rough waters. With a part number of 010-11057-30, this durable cable is built to withstand the marine environment, making it an essential accessory for any boating enthusiast. Upgrade your setup with this high-quality power cable and enjoy seamless navigation on your adventures!