Does the NSS4-12 include a transducer?

No. The box has the display, a C-MAP DISCOVER X chart, power cable, mount kit, gimbal bracket and sun cover. You add a compatible CHIRP or Active Imaging HD transducer separately.

Can I use it without touching the screen?

Yes. The rotary dial and keypad let you operate menus and charts without the touchscreen, which helps with wet or gloved hands.

What charts does it use?

It is built for C-MAP X-Gen charts. A DISCOVER X chart is included in the Americas region, and REVEAL X is available as an upgrade.

Is it worth it over a smaller NSS4?

The 12-inch screen gives more split-screen room for charts and sonar, which helps offshore anglers. If dash space is tight, the smaller sizes do the same job with less room.

How does it compare with a Garmin GPSMAP?

Both are premium combo units. The NSS4's edge is its hybrid dial-and-keypad control and built-in 1kW CHIRP; Garmin's line has its own sonar and chart ecosystem, so pick based on the charts and transducers you already own.

The NSS4 unit, C-MAP DISCOVER X chart (Americas), 4-pin power cable and fuse block, rear dash-mount kit and gasket, gimbal bracket and sun cover.

Where can I buy the Simrad Nss4-12 12 Chartplotter Fishfinder Combo?

3 stores we checked sell it, including TWIST, The Twister Group, West Marine.

Simrad Nss4-12 12 Chartplotter Fishfinder Combo

Q: Where is the Simrad Nss4-12 12 Chartplotter Fishfinder Combo cheapest?

At West Marine, for $4,589.99, as of our latest check.

Best price now

$4,589.99at West MarineChecked Nov 9

Compared across 3 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. Price via Klarna.

Visit West Marine

What reviewers say

Owners and reviewers rate the NSS4 line for its bright large screen, fast response and the hybrid control layout that works well in rough water. The built-in CHIRP sounder draws praise for fish and bottom clarity. Complaints center on the learning curve and the extra cost of transducers and premium charts.

What people mention

ControlsPraisedOwners like having a dial and keypad alongside the touchscreen for use with wet hands or in chop.
DisplayPraisedReviewers find the 12-inch screen bright and easy to read in daylight.
SpeedPraisedThe 8-core processor is noted for quick page changes and smooth chart scrolling.
FishfinderPraisedThe built-in 1kW CHIRP sounder is praised for clear fish and bottom returns.
Learning curveCriticisedSome owners say the menu system and settings take a while to master.
Extra costMixedBuyers note that Active Imaging HD transducers and REVEAL X charts are extra purchases.

About the Simrad Nss4-12 12 Chartplotter Fishfinder Combo

The Simrad NSS4 12 is a 12-inch multifunction display that combines a chartplotter and a fishfinder. It can be controlled by touchscreen, rotary dial or keypad. A Qualcomm 8-core processor handles performance and page transitions.

For fishfinding, it has a built-in dual-channel 1kW CHIRP echosounder and supports Active Imaging HD for fish and structure detail. It is designed for C-MAP X-Gen charts, with DISCOVER X and REVEAL X options.

Display size

12 inches

Sizes available

10" and 12"

Controls

Touchscreen, rotary dial and keypad

Processor

Qualcomm 8-core

Echosounder

Built-in dual-channel 1kW CHIRP

Sonar support

Active Imaging HD

Charts

Designed for C-MAP X-Gen: DISCOVER X and REVEAL X

In the box

NSS 4 unit, C-MAP DISCOVER X chart (AMERs region only), 4-pin power cable and fuse block, rear mount dash kit and dash gasket, gimbal bracket (10" and 12" sizes only), sun cover