Garmin 12-Pin Transducer Y-Cable PortStarboard - 10m Connect a portstarboard pair of thru hull or transom mount transducers to the sonar unit with this 12-pin Y-cable. This cable allows the use of two different transducers to produce the left and right SideVü images to avoid engine lower unit or keelhull shadowing. The right-side starboard transducer is used for Traditional, ClearVü, and right- SideVü images plus water temperature and transducer ID. The left-side port transducer is used for left