Garmin GPSMAP 923 Chartplotter

Overview Garmin GPSMAP 923 Chartplotter

Garmin GPSMAP 923 Chartplotter is a non-sonar chartplotter built for mariners who need fast chart handling, clear screen visibility, and reliable system integration at the helm. It combines 9-inch, 1280 x 720 pixels (WXGA), approximately 2x processing power over the previous generation, with support for NMEA 2000, NMEA 0183, Garmin Marine Network.

The Garmin GPSMAP 923 serves as a dedicated navigation station for cruisers and sailors who prioritize mapping and vessel control over dedicated sonar hardware. Because this is the non-sonar version, it is an ideal choice for secondary helm stations or for vessels that already utilize a dedicated black-box sonar module or network-shared sonar from a primary unit.

Key Features

• Display and visibility: 9-inch, 1280 x 720 pixels (WXGA). This supports clear chart viewing and better readability at the helm.
• Processing platform: approximately 2x processing power over the previous generation. It helps keep menu response, chart redraws, and split-screen operation smooth.
• User interface: Edge-to-Edge Glass Touchscreen. This gives the operator direct access to navigation functions and connected system control from the main screen.
• Networking and integration: NMEA 2000, NMEA 0183, Garmin Marine Network. Compatible networking helps the unit share charts, radar, sensors, cameras, and other onboard data where supported.
• Position data: High-Sensitivity Internal 10 Hz. This supports accurate vessel positioning and update speed for navigation tasks.
• System expansion: J1939 Connectivity (Yamaha Compatible). This is useful when the display is part of a broader helm installation with engine or digital-switching integration.

Applications

The Garmin GPSMAP 923 serves as a dedicated navigation station for cruisers and sailors who prioritize mapping and vessel control over dedicated sonar hardware. Because this is the non-sonar version, it is an ideal choice for secondary helm stations or for vessels that already utilize a dedicated black-box sonar module or network-shared sonar from a primary unit.

Its small unit footprint and slim design allow it to be retrofitted into tight dash spaces that previously could only accommodate smaller screens.

Specifications

What’s Included

• 1x Garmin GPSMAP 923 Chartplotter
• 1x microSD™ Card (Preinstalled)
• 1x Power Cable and NMEA 2000 Drop Cable (2m)
• 1x NMEA 2000 T-connector
• 1x Bail Mount Kit with Knobs and Flush Mount Kit with Gasket
• 1x Protective Suncover and Trim Piece Snap Covers
• 1x Comprehensive Documentation and Installation Guide