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Chartplotters are GPS-based marine navigation displays that plot your vessel's real-time position over electronic charts. This collection covers standalone chartplotter units, chartplotter/sonar combo displays — including models with CHIRP sonar, side imaging, and down imaging built in — and multifunction displays (MFDs) that integrate with radar, autopilot, and NMEA 2000 networks. Brands carried include Garmin, Humminbird, Raymarine, Furuno, and Lowrance.
A GPS chartplotter combo is the navigation core of most fishing boats, showing depth contours, waypoints, and hazard data alongside sonar returns on a single screen. Units in this range suit center consoles, walkarounds, and cabin boats running inshore, offshore, or on large freshwater lakes where accurate positioning and chart detail matter.