Garmin 010-12445-33 Y-cable 12-pin + 8-pin Ducer To 12-pin
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Garmin Y-cable (12pin transducer + 8-pin transducer to 12 pin Sounder)Model: 010-12445-33
Connect a Garmin GT30 transom mount scanning transducer and a Garmin GT8HW-IH, GT15M-IH, Airmar P72 or Airmar P79 in-hull mount traditional transducer to a compatible ECHOMAP Plus™, echoMAP CHIRP chartplotter/sonar combo or a GPSMAP 10X2xsv/12X2xsv chartplotter.
This adapter cable allows the ECHOMAP Plus, echoMAP CHIRP or GPSMAP 10X2xsv/12X2xsv to continue to display water depth from the in-hull transducer in instances when the transom mount transducer loses depth reading due to cavitation.