Tech Specs

In The Box
microSD™ card preinstalled
Power cable
NMEA 2000® T-connector
NMEA 2000 drop cable (2 meters)
8-pin transducer to 12-pin sounder adapter cable
Bail mount kit with knobs
Flush mount kit with gasket
Protective cover
Trim piece snap covers
Documentation
GMR 18 HD3 dome radar
Power cable (49.21 ft)
Network cable (49.21 ft)
Mounting hardware kit and template
Installation instructions
Manual & Warranty
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
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Tech Specs

In The Box
microSD™ card preinstalled
Power cable
NMEA 2000® T-connector
NMEA 2000 drop cable (2 meters)
8-pin transducer to 12-pin sounder adapter cable
Bail mount kit with knobs
Flush mount kit with gasket
Protective cover
Trim piece snap covers
Documentation
GMR 18 HD3 dome radar
Power cable (49.21 ft)
Network cable (49.21 ft)
Mounting hardware kit and template
Installation instructions
Manual & Warranty
Trade-In
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
Overview
WIDEN YOUR HORIZONS
Offering a sleek aesthetic in an ultrawide edge-to-edge glass format, this advanced 15-inch chartplotter clearly expands your perspective at the helm. It is 74% wider and boasts more pixels than a standard 9-inch chartplotter, providing enhanced viewing clarity.
ULTRAWIDE IN-PLANE SWITCHING (IPS) 15-INCH DISPLAY FITS A VARIETY OF HELM LAYOUTS, INCLUDING “FLOATING DISPLAY” CONFIGURATIONS
CONNECT TO COMPATIBLE THIRD-PARTY DEVICES WITH DIGITAL SWITCHING AND ONEHELM™ INTEGRATIONS
EASILY BUILD YOUR MARINE SYSTEM BY USING OUR ADVANCED NETWORK CONNECTIVITY
NAVIGATE WATERS CONFIDENTLY WITH PRELOADED GARMIN NAVIONICS+™ CHARTS ON SELECT MODELS
SEE BELOW YOUR BOAT WITH BUILT-IN SONAR CAPABILITIES
MANAGE YOUR MARINE EXPERIENCE FROM NEARLY ANYWHERE1
Gain a panoramic perspective.

SLEEK MODERN DESIGN
Offering a stunning display, with minimal trim borders and edge-to-edge glass, the GPSMAP 15x3 chartplotter features an ultrawide, high-resolution touchscreen interface with the familiar, easy-to-use functionality of our existing GPSMAP x3 series chartplotters.

BRIGHT AND CLEAR OPTICS
This versatile chartplotter’s ultrawide IPS display provides wider viewing angles, accurate colors, superior clarity and sunlight readability — even with polarized sunglasses.

SPLIT TO FIT
Experience the benefits of dual screens with the convenience of seamless control. Split-screen functionality lets you size and organize your display configuration to put the data you need right where you want it.

TWO MOUNTING OPTIONS
A bail-mount option with inset knobs and a bracket supports unique “floating display” installations, while a rear-mount option is provided for secure flush- and flat-mount helm solutions.
See the world below.

TRADITIONAL AND SCANNING SONAR SUPPORT
Get built-in support for 1 kW CHIRP traditional sonar for superior target separation. Plus, Ultra High-Definition ClearVü™ and SideVü™ scanning sonars feature vivid, high-contrast color palettes to help distinguish fish from structure (transducer required; sold separately).

LIVE SONAR SUPPORT
Pair with Panoptix™ or LiveScope™ easy-to-interpret live sonar (transducer required; sold separately) to see all around your boat in real time.
Made for your helm.

PRELOADED MAPPING
Experience unparalleled coverage and detail with built-in Garmin Navionics+ integrated coastal and inland mapping that includes Auto Guidance+™ technology2 and a 1-year subscription for downloadable daily updates and more on select models.

OPTIONAL CHARTS AND MAPS
Bring premium chart features to your chartplotter with an optional upgrade to a Garmin Navionics Vision+™ subscription, featuring downloadable high-resolution relief shading, satellite imagery, sonar imagery and more.
Sail and navigate with ease.

GARMIN SAILASSIST™ SAILING FEATURES
View laylines, race start line guidance, enhanced wind rose, heading and course-over-ground lines, true wind data fields and tide/current/time slider, wind angle, set and drift, wind speed and more.

SAILING POLARS
Use the polar table to see key data, including how fast you should go at a certain wind angle and speed — so you know whether you need to adjust sail trim.

GARMIN MARINE NETWORK
If you have multiple compatible Garmin devices on your boat, you can share information — such as maps, user data, radar and IP camera video — among them.

NMEA 2000® AND NMEA 0183 NETWORKS
Connect to compatible autopilots, digital switching, weather, the Fusion® audio system, media, VHF, AIS and more from one screen.

ACTIVECAPTAIN® APP
Built-in Wi-Fi® connectivity pairs with the free all-in-one mobile app for access to the OneChart™ feature, smart notifications (when paired with your smartphone), software updates, Helm™ app, Garmin Quickdraw™ Community data and more1.

INTEGRATED ANT® TECHNOLOGY
Connect with some of your favorite devices, such as quatix® marine watches, gWind™ Wireless 2 transducers, GNX™ Wind marine instruments and wireless remote controls.

ENGINE CONNECTIVITY
You can connect your chartplotter to different engines, including select Yamaha® and Mercury® engines.

ONEHELM FEATURE
This feature brings together all of the operations and capabilities of EmpirBus™ digital switching and other third-party devices on one screen.

SEND INREACH® DEVICE MESSAGES
Pair your inReach satellite communicator3 to your chartplotter, and type custom messages by using your MFD’s on-screen keyboard. Access your contact list, or enter an email, inReach address or phone number. You can also group messages by conversation for a texting-like experience.
Connect with additional boat control options.

POWER-POLE® SHALLOW WATER ANCHOR
By networking the GPSMAP 15x3 chartplotter with your Force® trolling motor and your compatible Power-Pole shallow water anchoring system, you can access advanced boat control features4 from your plotter, including smart anchor auto-deployment, smart anchor jog, auto stow, anchor drag detection and end-of-route anchoring. Spend more time fishing, less time positioning.

TROLLING MOTOR INTEGRATION
Get support and integration for your Force series trolling motor (sold separately) to gain more control while you fish.