SKU: 17331550879

GSD™ 25 Premium Sonar Module

Sale price$2445.30 Regular price$2717.00
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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2

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Description

GSD™ 25 Premium Sonar ModuleGarmin GSD 25 Premium Sonar Module Product Description The GSD 25 premium sonar module is a remote network solution that provides outstanding fishfinding and bottom tracking capabilities. It offers dual channel 1 kilo Watt CHIRP, plus Garmin CHIRP ClearV and Garmin CHIRP SideV sonar scanning for the clearest scanning images on the water. The images sent to your compatible Garmin chartplotter have target details so clear and precise, you can actually

Garmin GSD™ 25 Premium Sonar Module Product Description

The GSD 25 premium sonar module is a remote network solution that provides outstanding fishfinding and bottom tracking capabilities. It offers dual-channel 1 kilo Watt CHIRP, plus Garmin CHIRP ClearVü ™ and Garmin CHIRP SideVü ™ sonar scanning for the clearest scanning images on the water. The images sent to your compatible Garmin chartplotter have target details so clear and precise, you can actually distinguish between small and closely spaced fish at key fishing depths all the way down to 5,000 feet. CHIRP is the most sophisticated sonar technology available for use by the fishing and boating public. CHIRP is an acronym for Compressed High-Intensity Radiated Pulse. What it means to you is much better target resolution, clarity and crispness than any other sonar system. Having Garmin true dual 1 Kilo Watt CHIRP as your traditional sonar allows you to adjust CHIRP frequencies to low or medium, low or high, medium or high to further optimize your sonar performance. Adding CHIRP technology to ClearVü and SideVü scanning sonar further enhances the resolution, target separation and clarity of the sonar images of fish and structure that pass below and to the sides of your boat. Built-in to our new GPSMAP xsv combos and GSD 25 Premium Sonar Module, it uses 1 transducer for traditional CHIRP HD-ID sonar and CHIRP ClearVü and SideVü scanning sonar.

Garmin 100115900 Attributes

  • Size: 9.9 Inch Length X 7.6 Inch Width X 2.6 Inch Depth
  • Frequency: 50 kHz
  • Input Voltage: 10 To 35 Volt
  • Temperature Range: 5 Degree Fahrenheit To 158 Degree Fahrenheit
  • Material: Polycarbonate
  • Waterproof: IPX7 Rating Waterproof
  • Includes: With Right Angle Power Cable/ Right Angle Network Cable/ Mounting Hardware

Garmin 100115900 Features & Benefits

  • Premium Remote Network Sonar Solution
  • Provides Serious Sport Fishers Outstanding Fishfinding And Bottom Tracking Capabilities
  • Helps Distinguish Between Small And Closely Spaced Fish At Key Fishing Depths
  • Features True Dual-Channel 1 KW CHIRP, Plus CHIRP SideVü And ClearVü Scanning Sonar For The Clearest Images On The Water
  • Depth Capability To 5,000 Feet
  • Limited 2 Year Warranty

Garmin 100115900 Installation Instructions

Garmin 100115900 Warranties

Garmin 100115900 Technical Bulletins


GSD™ 25 Premium Sonar Module

The GSD 25 premium sonar module is a remote network solution that provides outstanding fishfinding and bottom tracking capabilities. It offers dual-channel 1 kW CHIRP, plus Garmin CHIRP DownVü and SideVü sonar scanning for the clearest scanning images on the water. The images sent to your compatible Garmin chartplotter have target details so clear and precise, you can actually distinguish between small and closely spaced fish at key fishing depths all the way down to 5,000 feet.For the serious offshore sportfisherman, this "one-box" remote network sonar solution provides outstanding fishfinding and depth sounder capabilities for vessels with networked MFD installations.

True Dual-Channel 1kW CHIRP

CHIRP is the most sophisticated sonar technology available for use by the fishing and boating public. CHIRP is an acronym for Compressed High-Intensity Radiated Pulse. What it means to you is much better target resolution, clarity and crispness than any other sonar system. Having Garmin true dual 1 kW CHIRP as your traditional sonar allows you to adjust CHIRP frequencies to low/medium, low/high, medium/high to further optimize your sonar performance. Transducer sold separately.

Clearest Scanning Sonar Images on the Water

Adding CHIRP technology to DownV resolution, target separation and clarity of the sonar images of fish and structure that pass below and to the sides of your boat. Built-in to our new GPSMAP xsv combos and GSD 25 Premium Sonar Module, it uses 1 transducer for traditional CHIRP HD-ID sonar and CHIRP DownVü and SideVü scanning sonar. Transducer sold separately.

Choose a Garmin Transducer

This sonar is so unique Garmin has developed their own proprietary transducers that are specially designed to work with the sonar to provide the very best performance.

Features:

  • Offers dual-channel 1kW CHIRP
  • SideVü and DownVü sonar scanning for the clearest images on the water
  • Target detail so precise you can actually distinguish between small and closely spaced fish at key fishing depths
  • Depth capability to 5,000 feet

Compatible Devices:

  • GPSMAP® 8000 Glass Helm Series
  • GPSMAP® 7400/7600 Series Displays

In The Box

  • GSD 25
  • Right-angle power cable (6 feet)
  • Right-angle network cable (6 feet)
  • Mounting hardware
  • Documentation

Connections

  • Transducer pin numbers: 8 Pin and 12 Pin
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 17331550879

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4.5 ★★★★★
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Paige
Omaha, US
★★★★★ 5
Definitely worth the price
Size: 6.5, Color: Black/Black
Absolutely love these boots! I originally bought them to wear in NYC in December & they did not disappoint. They were comfortable, cute, durable and worked well in the slush/snow. The traction on the bottom is also nice! They kept me warm with wool socks. I wear them almost daily now. Perfect for everyday. easy to wear with variety of outfits. Good every day shoe.
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Reviewed in the United States on January 3, 2026
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Kimberly
Grantham, US
★★★★★ 5
Snagged a deal
Size: 7, Color: Redwood/Gum 10
I waited and waited to get these boots! I knew I was chancing it, but they went on sale, and I snagged them! I am a size 7, and they fit nicely with socks. a little loose, barefooted, but what psycho wears boots without socks? They are comfortable and really well-made.
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Reviewed in the United States on April 8, 2026
A
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ashlynnk
Boise, US
★★★★★ 4
Cute, comfortable waterproof boots (a little snug to put on)
Size: 7, Color: Velvet Tan/Gum 2
These are really cute Chelsea-style boots and feel very comfortable once they’re on. The waterproof material is great for wet weather and the sole feels sturdy with good traction. They look stylish enough to wear casually but still feel practical for rainy days. The only downside is they can be a little difficult to put on at first because the opening is somewhat snug, but once they’re on they fit well and feel supportive. Overall they’re a great waterproof boot and I’ve enjoyed wearing them.
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Reviewed in the United States on March 17, 2026
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Verified Purchase
Abby B
Port Orchard, US
★★★★★ 5
Surprisingly great for my wide feet and high instep!
Size: 10.5, Color: Velvet Tan/Gum 2
So thrilled I took a chance on these. Finding boots is impossible for me. I have wide feet, a super high instep, a bunion on one foot, and I wear a hard to find size (10.5). I ordered the 10.5 and 11 in these expecting I might need to size up for width (if I could even get them on). It was a struggle getting the 10.5s on the first time, and once I did they were somewhat uncomfortable on the top of my left foot. But I read that they would relax so decided to give it a go because I need waterproof boots for an upcoming trip and the 11s felt too long. After two days of light wear, they are already breaking in and I have no more discomfort. Getting them on is already easier and they are plenty wide enough and very comfortable to walk in. These are true to size. Super happy and worth a day of mild discomfort to break them in!
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Reviewed in the United States on March 7, 2026
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EE
Boise, US
★★★★★ 5
Comfortable, sturdy, waterproof
Size: 9.5, Color: Black/Black
Loce, love, love these boots. Have walked ten miles with no foot pain around NYC. They go with everything and and are so comfortable. As they are waterproof/resistant, they get a little warm in high temps, but perfect three-season boots.
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Reviewed in the United States on May 17, 2026

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