Garmin Garmin 12 & 8 Pin Transducer to 12 Pin Sounder Y-Cable 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. £45.98 inc VAT View product
