Garmin GPSMAP 1643xsv Chartplotter with Ultra High-Definition Sonar and Marine Network Integration

GPSMAP 1643xsv Chartplotter

GET A SHARPER VIEW FROM A CONNECTED HELM

With its sleek design, powerful processing, and upgraded IPS display, this advanced 16 chartplotter integrates seamlessly into a Garmin marine system.

• Easily integrate with more engines.


• Connect to compatible third-party devices with digital switching and OneHelm integrations.


• Easily build a marine system by using our advanced network connectivity.


• Navigate any waters with preloaded Garmin Navionics+ charts


• See below a boat with built-in sonar capabilities


• Manage the marine experience from nearly anywhere¹.

Ultra High-Definition Scanning Sonar

Get built-in Ultra High-Definition SideV and ClearV scanning sonars with vivid, high-contrast color palettes to help distinguish fish from structure. GPSMAP X3 series also supports 1 kW CHIRP traditional sonar capabilities.

Live Sonar Support

Pair with Panoptix or LiveScope easy-to-interpret live sonar (transducer required, sold separately) to see all around the boat in real-time.

Faster, Sharper, Smarter

With its added processing power and slimline design featuring edge-to-edge glass, its easy to fit this plotter in a wider range of dash configurations.

Bright and Clear Optics

High-resolution IPS display chartplotter offers improved sunlight readability and visibility from any angle.

Preloaded Mapping

Experience unparalleled coverage and detail with built-in Garmin Navionics+ integrated coastal and inland mapping that includes Auto Guidance+ technology3 and a 1-year subscription for downloadable daily updates and more on select chartplotters.

Optional Charts and Maps

Bring a fresh new look and feel to the chartplotter with an optional upgrade to a Garmin Navionics Vision+ premium chart subscription, featuring downloadable high-resolution relief shading, satellite imagery, sonar imagery, and more.

Power-Pole Shallow Water Anchor

By networking select Garmin chartplotters with a Force trolling motor and a compatible Power-Pole shallow water anchoring system, users can access advanced boat control features3 from the plotter, including smart anchor auto-deployment, smart anchor jog, auto stow, anchor drag detection, and end-of-route anchoring. Spend more time fishing and less time positioning.

Trolling Motor Integration

Get support and integration for a Force trolling motor (sold separately) to gain complete control while fishing.

Charge Integration From Power-Pole

CHARGE Marine Power Manager from Power-Pole integrates with compatible Garmin chartplotters to help keep battery power going longer and stronger on the water. Users can charge batteries on the run, monitor power use, select where power is allocated, control emergency starts, and even transfer power between battery banks all from the chartplotter display.

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 users should go at a certain wind angle and speed so users know whether the sail trim needs to be adjusted.

Garmin Marine Network

If users have multiple compatible Garmin devices on the boat, users 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.

Activecaptian APP

Built-in Wi-Fi connectivity pairs with the free all-in-one mobile app for access to the OneChart feature, smart notifications, software updates, Helm app, Garmin Quickdraw Community data, and more1.

Integrated ANT Technology

Connect with some of the favorite devices, such as quatix marine watches, gWind Wireless 2 transducers, GNX Wind marine instruments, and wireless remote controls.

Engine Connectivity

Users can connect a chartplotter to different engines, including select Yamaha engines.

OneHelm Feature

This feature brings together all the operations and capabilities of select third-party devices, such as EmpirBus digital switching, on one screen.

Send InReach Device Messages

Pair an inReach satellite communicator4 to the chartplotter, and type custom messages by using the MFDs on-screen keyboard. Access the contact list, or enter an email, inReach address, or phone number. Users can also group messages by conversation for a texting-like experience.

In the Box:

• Chartplotter


• microSD preinstalled


• Power cable


• NMEA 2000 T-connector


• NMEA 2000 drop cable


• Flush mount kit with gasket protective cover


• Trim piece snap covers

Connections

• NMEA 2000 Ports: 1


• NMEA 0183 Input Ports: 1


• NMEA 1083 Input (TX) Ports: 1


• Video Input Ports: 1 (BNC composite)


• Video Output Ports: 1 HDMI


• J1939 Ports: 1


• Garmin Marine Network Ports: 2


• 12-Pin Transducer Port: 1


• USB Ports: 1


• Bluetooth Pairing


• ANT+ (Connectivity)


• Garmin Wi-Fi Network (Local Connection)

Specifications:

• Unit Dimensions: 15.1" x 10.3" x 3" (38.4 cm x 26.2 cm x 7.6 cm)


• Unit Weight: 9.7 lbs (4.4 kg)

¹RequiresActiveCaptain appon yourcompatible smartphonepaired to your chartplotter

²Auto Guidance+ is for planning purposes only and does not replace safe navigation operations

³Integration of these features requires the purchase of a C-MonsterGATEWAY through Power-Pole

⁴Active satellite subscription required. Some jurisdictions regulate or prohibit the use of satellite communication devices. It is the responsibility of the user to know and follow all applicable laws in the jurisdictions where the device is intended to be used.

Wi-Fi is a registered trademark of the Wi-Fi Alliance.

Engineering enhancements are ongoing and may not be reflected in the pictures, videos, and specifications.

WARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.

The Garmin GPSMAP 1643xsv Combo GPS/Fishfinder GN+ offers a comprehensive marine navigation solution designed for precision and connectivity. Featuring a sleek, edge-to-edge high-resolution IPS display, this chartplotter provides a clearer view in direct sunlight and from any angle, ensuring optimal visibility during your voyages. Its powerful processing capabilities enable faster, sharper map rendering and seamless integration with Garmin’s marine network, allowing you to share data effortlessly across multiple devices. Preloaded with Garmin Navionics+ charts, it delivers detailed coastal and inland mapping, complete with Auto Guidance+ technology for easier route planning and navigation. Users can also upgrade to Garmin Navionics Vision+ for enhanced mapping features such as high-resolution relief shading and satellite imagery, elevating your marine experience.

This model supports ultra high-definition SideV and ClearV scanning sonars, allowing you to distinguish fish from underwater structures with vivid, high-contrast color palettes. Pairing with Panoptix or LiveScope transducers (sold separately) gives real-time, all-around sonar views to improve fishing success. Its compatibility with optional Power-Pole shallow water anchors and Force trolling motors enables advanced boat control directly from the display, such as smart anchoring and route management, reducing the time spent on maneuvering. Integration with Power-Pole’s Charge Marine Power Manager extends battery life by monitoring and managing power consumption on the go.

Designed for versatility, the Garmin GPSMAP 1643xsv supports various connectivity options including NMEA 2000, NMEA 0183, Bluetooth, ANT+, and Wi-Fi, facilitating connection to autopilots, radar, VHF, AIS, and wireless accessories. The built-in ActiveCaptain app enhances your experience with smart notifications, software updates, and access to Garmin Quickdraw Community data. Its compatibility with the Garmin Marine Network allows multiple devices to share maps, radar, and camera feeds for a cohesive onboard system. For serious anglers, the device supports integration with Garmin’s Sailassist features, providing laylines, wind data, and racing tools.

Constructed with durable materials, the unit measures approximately 15.1 inches in length, 10.3 inches in width, and 3 inches in height, with a weight of about 9.7 pounds. Included in the package are a microSD card, power cable, NMEA connectors, mounting kit, and necessary covers. Whether you’re navigating complex waterways, fishing, or sailing, the Garmin GPSMAP 1643xsv provides a reliable, feature-rich solution tailored for serious maritime enthusiasts and professionals alike.

Features:

• High-resolution IPS display for sunlight readability and wide viewing angles

• Preloaded Garmin Navionics+ charts with Auto Guidance+ technology

• Ultra High-Definition SideV and ClearV scanning sonar for detailed underwater views

• Supports live sonar with Panoptix and LiveScope (transducer sold separately)

• Seamless network connectivity with Garmin Marine Network, NMEA 2000, and Wi-Fi

• Compatibility with Power-Pole shallow water anchors and Force trolling motors

• Advanced boat control features including smart anchoring and route management

• Built-in ActiveCaptain app for notifications, updates, and community sharing

• Supports Sailassist features such as laylines, wind data, and racing tools

• Multiple input/output ports for versatile integration with marine electronics