SKU: GAR0100279700
UPC: 753759330309
MPN: 010-02797-00
The Garmin GSD28 Sonar Module is a high-powered black box transducer designed for serious anglers and professional boat operators who demand advanced fish-finding capabilities on the water. This sonar module transforms a compatible Garmin chartplotter into a precision imaging system that reveals what lies beneath, making it ideal for targeting various fish species in diverse environments.
Built by Garmin, the marine electronics leader, the GSD28 delivers the signal strength and frequency options needed to fish effectively in both shallow freshwater lakes and deeper saltwater environments. This sonar module functions as a dedicated processing unit that integrates seamlessly with Garmin's ecosystem, converting raw transducer data into real-time sonar imagery on your helm. Its architecture supports dual-frequency and high-definition sonar capabilities, allowing anglers to switch between frequencies for optimal clarity and target separation.
The GSD28 is engineered with marine-grade construction to withstand saltwater exposure and temperature extremes, making it a reliable choice for long days on the water. Installation requires integration with a compatible Garmin chartplotter system, ensuring that users can maximize the sonar module's capabilities for effective fishing.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
