Garmin GDT43 Thru Hull Transducer - 8 Pin

The Garmin GDT-43 is a thru-hull transducer that can read depth and water temperature. This transducer only suit certain models of Garmin units. To make sure you have a compatible sounder please use the 'Suits' tab below or check that your unit has an 8 pin plug connection.

This Garmin thru-hull transducer can read water depth and water temperature. It can retrofit an existing Nexus and Silva 43 mm thru-hull transducer (TH43). This unit is also availabe with an NMEA 2000 adapter (see related products)

We recommend you also purchase some marine sealant to stop any water ingress behind the transducer (see related products below).

As under Garmin part no: 010-01749-00

Suits:

The Garmin GDT 43 Transducer suits Garmin GPSMAP units including 1020, 1020xs,
4008, 4010, 4012, 451, 451s, 5008, 5012, 5015, 521, 521s, 527, 527xs, 551, 551s, 556, 556s, 6008, 6012, 7012, 7015, 720, 721, 750, 8008 MFD, 8012 MFD, 8015 MFD, 820 and 820xs

It also suits marine instrument displays from Garmin including:
GMI 10
GMI 20
GNX 120
GNX 130
GNX 20
GNX 21