Garmin GT15M-TM

Garmin GT15M-TM

GT15M-TM transducer is perfect for fishermen who want clear bottom definition under the boat as well as crisp, clear and wide fish arches with excellent target separation to depth up to 1,900 feet.

The 8-pin transducer features mid-band CHIRP traditional sonar (85-165 kHz) and has a power rating of 600 W. It can be mounted on the transom.

Follow the included installation instructions carefully to avoid damaging your boat.

  • Garmin GT15M-TM Transducers
  • Garmin GT15M-TM Transducers
  • Garmin GT15M-TM Transducers


FrequencyCHIRP Mid-band (85-165 kHz)
Power600 W
Maximum depth1,900 ft. freshwater
Depth/Speed/TemperatureDepth and Temperature
Number of pins8-pin
Cable length20 ft.
Supported deadrise/Transom angles0°- 70° degree transom
Weight: 1.00 lb (0.45 kg)
Cable length: 30 ft
Number of pins on connector: 8
Dimensions: Transducer
Frequency:Traditional: CHIRP 85-165 kHz
Transmit power: Traditional: 600 W
Max Depth:Traditional: 1,900 ft
Beam Width (°) LF/HF (-3dB):Traditional: 24/14
Read water temperature: Yes

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