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Garmin GSD™ 28 Sonar Module


Price Match

$3,599.00 $3,999.00

Garmin GSD™ 28 Sonar Module – THE DEPTHS. REVEALED.

See what’s down there. Catch what’s down there. Take your sport fishing to extreme depths with a high-powered sonar module with the features you need to improve your chances for success.

ENGINEERED FOR OFFSHORE SPORT FISHING
SEE SONAR FASTER WITH GARMIN RAPIDRETURN TECHNOLOGY
CRISP AND CLEAR FISH TARGETS WITH xCHIRP TECHNOLOGY
EXCELLENT TARGET SEPARATION WITH xCHIRP TECHNOLOGY1
GREATLY REDUCE WAVE AND SWELL FROM BOTTOM RETURNS WITH HEAVE COMPENSATION2

WHAT YOU’LL LOVE

GARMIN RAPIDRETURN SONAR

This high-performance technology provides our fastest deep-water scrolling sonar with 2 to 6 times the ping rate1 of our GSD 26 sonar. This allows captains to make fast and informed decisions based on what is below their boats.

XCHIRP TECHNOLOGY

Easily distinguish bait from sport fish with our clearest traditional sonar fish arches and excellent target separation. Get smooth bottom returns and precise targeting at extreme depths1.

HEAVE COMPENSATION

When the seas get rough, use the MSC 10 external satellite compass (sold separately) to greatly reduce wave and swell from your sonar returns.

SUPERCHARGED SONAR

COMPATIBILITY

TRANSDUCER SUPPORT: This sonar module is compatible with a wide range of Garmin and AIRMAR® transducers (sold separately).
RETROFITTING: The GSD 28 module is ideal for retrofitting to boats with existing bare wire transducers.

PERFORMANCE

SONAR POWER: GSD 28 can output 300 watts to 3 kW at extreme depths1.

CHIRP SUPPORT: The module supports dual-channel CHIRP (up to 3 kW per channel).

OPERATION RANGE: The GSD 28 sonar module can operate in the 25 to 250 kHz frequency range1.

 BUILT TO LAST: GSD 28 is rated for harsh marine environments and water-resistance with an IPX7 rating.

What’s in the box

  • GSD 28
  • Power cable
  • Garmin BlueNet marine network cable (1,8 m/6 ft) with legacy network adapter
  • Field installable adapter kit for the Garmin BlueNet network
  • Mounting hardware
  • Documentation

View Installation Instructions

Weight 6.5 kg
General
Case material Fully gasketed, aluminum housing, steel back panel, plastic access panel
Physical dimensions 27.06 cm x 36.66 cm x 10.01 cm (10.7″ x 14.4″ x 4″)
Weight 6.4 kg (14.13 lbs)
Water rating IPX7
Temperature range From -15° C to 70° C (from 5° F to 158° F)
Electrical Features
Power input 10-32 V
Power Usage 120 W maximum
Fuse 15 A
Sonar features
Frequencies supported Dual channel CHIRP: 25-250 kHz (tranducer dependant)
Transmit power 300W–3kW rms (transducer dependant)
Maximum depth 3,048 m (10,000 ft)
xCHIRP Yes
Rapid return Yes
Connections
Garmin Marine Network ports 1 (Garmin BlueNet)
Sonar connections 2 bare wire

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