Tech Specs
In The Box
- GPSMAP 923xsv chartplotter
- 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
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.
Manual & Warranty
Reviews
Ask a Question
Tech Specs
In The Box
- GPSMAP 923xsv chartplotter
- 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
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.
Manual & Warranty
Overview
Garmin GPSMAP 923xsv Marine Chartplotter with Ultra HD Scanning Sonar
Introduction
The Garmin GPSMAP 923xsv delivers advanced marine navigation through a combination of ultra-high-definition scanning sonar, preloaded coastal and inland charts, and a high-resolution touchscreen display. Built for boaters who demand clarity and precision in challenging water conditions, this chartplotter integrates real-time sonar imaging, intelligent routing, and multi-network connectivity into a single dashboard-mounted system that reduces navigation time while improving fishing and waterway awareness.
Key Features
- Ultra High-Definition SideVü and ClearVü scanning sonar with high-contrast color palettes for distinguishing fish from underwater structures
- Scanning frequency up to 1.2 MHz for detailed underwater imaging and object detection
- 50% more pixels than previous-generation models with enhanced IPS display technology for superior sunlight readability and wide-angle visibility
- Preloaded BlueChart g3 coastal charts and LakeVü g3 inland maps with integrated Garmin and Navionics content
- Auto Guidance technology for optimized route planning and stress-free navigation across mapped waterways
- NMEA 2000 and NMEA 0183 network connectivity for integration with compatible autopilots and third-party marine devices
- Built-in Wi-Fi support for ActiveCaptain mobile app access, software updates, and community data sharing
- Panoptix LiveScope compatibility (transducer sold separately) for real-time 360-degree sonar imagery around your vessel
Data Insights
The GPSMAP 923xsv's 1.2 MHz sonar scanning frequency delivers detailed underwater mapping capabilities essential for serious anglers and professional mariners. The device's enhanced pixel density—50% higher than previous iterations—directly improves target identification in bright sunlight and from various viewing angles, reducing operator fatigue during extended navigation sessions. Auto Guidance technology streamlines trip planning by calculating optimal routes, enabling faster transit times and reduced fuel consumption on familiar and unfamiliar waters alike.
Usage Instructions
Mount the GPSMAP 923xsv in a location with clear sightlines and easy accessibility for operational control. Connect compatible marine devices through NMEA networks and establish Wi-Fi connectivity to activate the ActiveCaptain app for real-time software updates and community insights. Deploy sonar features to scan surrounding waters, reference preloaded charts for waypoint navigation, and use Auto Guidance to confirm your intended route before departure. Regularly update firmware through ActiveCaptain to ensure peak performance and access to the latest mapping data.
Design & Material
The GPSMAP 923xsv features a compact, dashboard-integrated profile that combines professional-grade durability with intuitive control. Its slimline construction accommodates retrofit installations across various vessel types, while the responsive touchscreen interface remains operational in demanding marine environments including direct sunlight and sea spray exposure.
- High-quality marine-grade materials engineered to withstand saltwater and freshwater corrosion
- Weather-resistant housing rated for reliable performance in open-water and coastal conditions
- Responsive touchscreen interface with glove-friendly operation and fast processing speed
- Compact footprint designed to fit constrained dash configurations without sacrificing display functionality
- High-resolution color display with enhanced contrast and wide viewing angles for operator convenience
- Slimline dock-style mounting bracket for quick installation and secure positioning
Final Verdict
The Garmin GPSMAP 923xsv combines scanning sonar sophistication, integrated mapping, and wireless connectivity into a single device that eliminates the guesswork from marine navigation. For boaters prioritizing underwater awareness, route efficiency, and system integration, this chartplotter delivers the performance and reliability required for confident operation across variable water conditions. Upgrade your navigation suite today and gain the sonar clarity and mapping intelligence that serious mariners depend on.







