Marine Sonar Modules & Black Box Sounder Units for Chartplotters

Shop marine sonar modules from Egret Marine — Garmin black box sonar modules including the GSD 26 and GSD 27 for adding CHIRP, DownVü, and SideVü sonar to compatible Garmin chartplotters without replacing the display, Humminbird HELIX and SOLIX network sonar modules for expanding sonar capability across networked fishfinder and chartplotter systems, Navico and Simrad black box sounder modules for adding CHIRP and broadband sonar to compatible Simrad and B&G MFDs, Garmin Panoptix LiveScope sonar systems for real-time live sonar imaging below and around the boat, and sonar module transducers, power cables, and network cables for complete installation. All items in stock and ready to ship.