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The new NSO 4 lineup expands with a 22-inch model, allowing you to tailor the chartplotter to your dashboard for a truly premium look. The refreshed design features gently curved edges and a glass-to-edge construction that ensures a clean and durable aesthetic.
A new power light provides instant visibility over the chartplotter's status. When paired with sonar modules, the NSO 4 supports the use of multiple transducers, unlocking unbeatable underwater views and the ability to track multiple depths and angles simultaneously. The NSO 4 is designed to be a complete command center, integrating with everything from audio to lighting.
The largest, brightest display is the perfect match for the latest C-MAP graphics, including DISCOVER X and REVEAL X, which offer vivid, clutter-free presentations and instant, lag-free performance. Compatibility with features like Strike Lines and CMOR Mapping provides complete flexibility, and the NSO 4 even allows running multiple charts simultaneously for the ultimate navigation experience. Integration with the Sirius XM WM-4 Satellite Receiver brings live weather updates, radar, music, and fish mapping to know where fish are biting. Simrad is the world's only chartplotter brand to offer full integration with Fish Cast powered by ROFFS, dialing into world-class angling forecasts directly on your display.
The X-Chart Manager allows you to update charts directly on the device via an internet connection, which is ideal for those who frequently explore new waters.
An expanded hard drive lets you store more waypoints, routes, and tracks than ever before.
Direct integration with Mercury Smart Craft gives you full visibility and control over your engines and fuel.






