Garmin 19 Pin Power/Data Cable + Sonar Plug for GPSMAP 420-546

<p>Connect or power your fishfinders and sounders with this power/data cable.</p> <h3>Compatible Devices</h3> <ul> <li>Fishfinder 300C</li> <li>Fishfinder 400C</li> <li>GPSMAP® 420/420s</li> <li>GPSMAP® 451s</li> <li>GPSMAP® 521s</li> <li>GPSMAP® 551s</li> <li>GPSMAP® 556s</li> </ul>