NSS® 4 Chartplotter and Fishfinder redefines what’s possible out on the water. With a trio of hybrid controls, a lightning fast Qualcomm® 8-core processor, and built-in dual channel CHIRP sonar, NSS 4 is our premium, all-in-one offering for sportfishing enthusiasts and cruisers.
Next-gen design, inside and out
Lightning quick user experience
Advanced angling
NSS 4 looks stunning from the moment you lay eyes on it. A trio of hybrid control options revolutionize the way you interact with your display, with touch, rotary dial and keypad all working in harmony for control in all conditions.
An updated glass-to-edge design delivers a more premium look and feel to the helm, revolutionizing dashboards instantly. The sleek design continues when you boot up, with a streamlined interface optimized for ease of use.
At the heart of NSS 4 lies our most powerful Qualcomm® 8-core processor, delivering unimaginably fast speeds throughout the user experience. NSS 4 brings smoother page transitions, faster auto-routing and, ultimately, faster boating.
Speed is also built into the latest operating system, which is quicker at every touchpoint with a refreshed, more streamlined UI.
The new Custom Keys give you instant access to your favorite functions and apps. The buttons are completely customizable, with multiple press options to maximize the number of things you can do with a single touch.
The new Custom Keys give you instant access to your favorite functions and apps. The buttons are completely customizable, with multiple press options to maximize the number of things you can do with a single touch.
NSS 4 is built for the most ambitious anglers, boasting all our most advanced sport fishing capabilities. It all begins with built-in dual channel 1kW CHIRP sonar and support for the stunning Active Imaging™ HD. And when your line is dropped, NSS 4 takes sonar feed customization to a new level.
For the first time ever, NSS 4 lets users view up to four sonar sources on a single display from networked modules like S5100, S3100, and SonarHub, offering ultimate sonar flexibility.
Built-in integration with FishCast® powered by ROFFS®, brings real-time, science-based fishing forecasts directly to your NSS display so you can find nearby hotspots faster and fish smarter*
*Subscription required, sold through C-MAP®
Including Simrad® RECON™, Rhodan®, and Motorguide.
Never forget a killer catch spot. Add a species icon to your saved waypoints to help filter spots based on what you caught.
NSS 4 delivers powerful built-in sonar, including CHIRP, DownScan, and SideScan, plus support for Active Imaging™ HD with SideScan FishReveal™* - helping you identify fish amongst cover.
*S3100H sonar module required
Our latest OS has integration at its core, with seamless networking across the full Simrad® suite. Connect effortlessly with our most powerful HALO® radars, auto-pilot systems and the incredible Simrad® app. For a better picture under the surface, anglers benefit from compatibility with a ride range of 1kW transducers. NSS® 4 works with the S5100 or the S3100H sonar modules to unlock features like heave compensation*.
NSS® 4 also boasts extensive (and always expanding) support for third party tech such as Mercury® SmartCraft Connect, SiriusXM® WM-4, CZone® digital switching, Omnisense, FLIR, and much more.
*S3100H sonar module required
Our latest OS has integration at its core, with seamless networking across the full Simrad® suite. Connect effortlessly with our most powerful HALO® radars, auto-pilot systems and the incredible Simrad® app. For a better picture under the surface, anglers benefit from compatibility with a ride range of 1kW transducers. NSS® 4 works with the S5100 or the S3100H sonar modules to unlock features like heave compensation*.
NSS® 4 also boasts extensive (and always expanding) support for third party tech such as Mercury® SmartCraft Connect, SiriusXM® WM-4, CZone® digital switching, Omnisense, FLIR, and much more.
*S3100H sonar module required
C-MAP® X-Gen charts deliver the cutting-edge of navigation. Explore the stunning DISCOVER® X charts, zooming in and out in an instant. Or unlock a real fishing superpower with an upgrade to the stunning REVEAL® X, adding incredible shaded relief and satellite imagery to your arsenal.
For flexibility, NSS 4 is also compatible with a wide range of third party charts, such as CMOR Mapping, Standard Mapping, and more to come. Switching between charts is made simple by the front-loading dual SD card slots.
C-MAP® REVEAL™ X charts with shaded relief sold separately.
The redesigned OS is a game-changer for ease of use, giving instant access to the right data at the right time.
Integration with the SiriusXM® WM-4 Satellite Receiver brings live weather updates, radar, music, and fish mapping, to know where fish are biting**
**Subscription required, sold through SiriusXM.
Nobody connects with Mercury® better than we do. Get best-in-class integration with SmartCraft Connect, and outstanding compatibility with other leading propulsion brands like Honda and Suzuki.
The revolutionary C-MAP® Safety Alerts use built-in chart data to automatically alert boaters to hazards up ahead, from shallow waters to buoys.
The Simrad® Companion App lets you plan adventures from anywhere. Explore charts, back-up waypoints, and manage updates – all from your mobile or tablet.
The X-Chart Manager lets users manage C-MAP® chart updates and upgrades directly from the device, with the ability to choose custom areas for a near-instant download.
Have eyes where you need them with integration for up to four IP cameras on a single display. Plus support for a variety of thermal cameras.
Easily find the best fishing spots with Heat Trails, which highlights temperature differences often tied to fish activity. Color Tracks displays these temperature shifts across your entire track, guiding you to the perfect areas to fish.
The razor sharp IPS touchscreen is viewable from all angles, even in polarized sunglasses. And a sleeker glass-to-edge design creates more screen for the overall size of your product.
NSS 4 is designed to work exclusively with C-MAP® X-gen charts. Look for charts with an “X” next to them, such as C-MAP® DISCOVER® X and REVEAL® X.
If you're using third-party charts, make sure to get a chart card specifically for NSS 4. Don't hesitate to reach out to your chart provider for guidance on the best card for your needs.
Compatible charts: C-MAP DISCOVER® X and REVEAL® X, CMOR Mapping, Standard Mapping, and more to come.
Navionics is not supported.
NSS 4 seamlessly integrates with a variety of Simrad products, including:
HALO® dome and open array radars (all sizes and options)
Simrad autopilot systems
Seamless integration to other NSS 4, NSX, and NSX ULTRAWIDE devices onboard
S3100 and S5100 sonar modules
Simrad RECON™ trolling motor
VHF radios
All current instruments and compasses available for sale
A range of transducers (see our transducer section for more details)
IP cameras
AIS Devices
You can enjoy peace of mind with a standard 2-year warranty on your NSS 4. For additional coverage, consider the Simrad 5-year upgrade program. This extends your warranty to 5 years from the date of purchase, covering repairs and parts replacement beyond the initial 2 years. This extended warranty provides added support and ensures long-term reliability, giving you even more confidence in your NSS 4.
For more information about the 5-year upgrade program and its benefits, visit the Simrad Warranty Support page.
NSS 4 is perfect for offshore sportfishing boats, center consoles, cruisers, bay boats, RIBS and those looking for comprehensive vessel-wide integration.
NSS 4 offers rear mount installation, so please check the new dimensions if you're upgrading from a previous NSS model. You can also choose a bracket mount option. The bracket mount is sold with the NSS 4 10” and 12” screens. Bracket is sold separately for the NSS 4 16” screen.
NSS 4 16” bracket part number: 000-16458-001.
NSS 4 supports a wide range of transducers to suit various fishing and sonar needs:
Active Imaging™ and Active Imaging™ HD transducers for high-resolution SideScan, DownScan, and CHIRP sonar.
High-frequency CHIRP transducers for traditional sonar with enhanced target separation.
Medium and low-frequency CHIRP transducers, ideal for deeper water fishing and broader coverage.
Airmar® transducers, including dual-channel 1kW CHIRP transducers (e.g., Airmar B275LHW) supported via the built-in sonar.
xSonic® transducers, including 600W and 1kW options for various applications.
Imaging transducers up to 1kW for SideScan and DownScan support through the built-in sonar.
For higher power needs, transducers up to 3kW can be supported via the S5100 Sonar Module.
Active Imaging™ HD Fish Reveal™ transducers are compatible using the S3100 Sonar Module.
