Connect your Garmin fishfinder/GPS combo to a MotorGuide trolling motor transducer.
This 6' adapter cable is compatible with Garmin's echo™, echoMAP™ and STRIKER™ series devices. It has a four-pin terminal and is designed to provide feedback from your trolling motor transducer.
MotorGuide® Trolling Motor Transducer Adapter (4-pin)
The West Advisor articles have answered boaters' questions and provided solutions to boating problems for more than 20 years. West Marine has compiled one of the Web's most comprehensive collections of technical boating information articles.