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GARMIN GSD™ 22 Cruising Sonar Module

Model # 7793102Mfg # 010-00397-00

Orig. $499.99

Now  $299.77

Customer Reviews
Limited availability.

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Product Description

Turn your compatible series chartplotter into a powerful 500W to 2kW digital sounder!

Black box network sonar plugs into the Garmin Marine Network displays and CANet® compatible chartplotters to provide fast display scrolling with UltraScroll™ technology and extraordinary target definition. Digital receiver automatically adjusts to water and bottom conditions. Transmit power and receiver gain automatically adjust to produce excellent shallow water performance as well as deep water penetration. Dual-frequency, works with everything from a 500W transom-mount transducer to a monster 2kW thru-hull or in-hull transducer (sold separately). Reaches depths to 5,000'. Please Note: This product does not include a transducer.

  • Transmit Power: Selectable 500W, 1,000W or 2,000W (RMS)
  • Maximum Depth: 5,000'
  • Frequency: 50/200kHz
  • Features: Ultrascroll for faster updates and increased accuracy and detail, auto ranging, 2X and 4X auto or manual zoom, three fish symbol sizes
  • Alarms: Shallow, deep, fish size, low battery
  • Dimensions: 4.75"W x 6.75"L x 2"H
  • Mount: Remote mount, connects with up to two chartplotter displays
  • Cable Length: 6' power, 6' data
  • Power usage: 18W,
  • Fuse size: 2A,
  • Voltage: 10-35V DC
  • Waterproof Rating: IPX7
  • Warranty: Two years

What You’ll Need

The 50/200 kHz Traditional Transducers - 6 Pins  operate with either 500W, 600W or 1kW transducers, sold separately. Depending on the style of the transducer, you’ll get depth, speed and/or temperature readings. To complete your installation, order one of the following transducers: 

Transducer Type Reading(s) Power Material Model
200/50kHz, Transom Mount Transducer (6-pin) (Primary) Depth/Temperature 500W Plastic 5400130
6-pin F to 8-pin M Adapter (Required to use 8-pin transducers below)       13178355
Standard Differential 50/200 kHz Plastic Transom Mount Transducer (8-pin) Depth/Temperature 500W Plastic 13178330
Airmar P66 200/50kHz Plastic Transom Mount Transducer (8-pin) Depth/Speed/
600W Plastic 13178363
Airmar P79 Adjustable 200/50kHz Plastic In-hull Transducer (8-pin) Depth 600W Plastic 13178512
Airmar P319 200/50kHz Plastic Thru-hull Transducer (8-pin) Depth/Temperature 600W Plastic 13178389
Airmar B60 Tilted (20°) 200/50kHz Bronze Thru-hull Transducer (8-pin) Depth/Temperature 600W  Bronze 13178397
Airmar B164 Bronze Tilted (20° tilt, 8-pin) Thru-hull Transducer with Depth & Temperature Depth/Speed/
1kW Bronze 13178454


GSD™ 22 Cruising Sonar Module

Dimensions 4-3/4"W x 6-3/4"L x 2"H
Draw 18W
2A fuse
Frequency 50/200kHz
Features Alarms: Shallow
Fish size
Low battery
Mount Remote mount
connects with up to 2 displays
Maximum Depth 5000'
Transducer Sold Separately
Transmit Power 500W
1000W or 2000W depending on transducer
Warranty Two Years
Waterproof IPX7

West Advisor

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by PowerReviews
Garmin GsdT 22 Cruising Sonar Module

(based on 1 review)

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Reviewed by 1 customer

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(0 of 2 customers found this review helpful)


Nice Unit

By Captain

from Buzzards Bay, MA

About Me Professional

Verified Buyer


  • Compact
  • Easy To Set Up
  • Reliable Performance
  • Strong Construction
  • Waterproof


  • Not Portable

Best Uses

  • Fishing
  • Large Boats
  • Small Boats

Comments about Garmin GsdT 22 Cruising Sonar Module:

This is a great unit at a reasonable price

  • Primary use:
  • Personal

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