Garmin GPS 24xd HVS Antenna
Best high-precision navigation upgrade for serious marine boaters.
This is the gold standard for captains who demand pinpoint accuracy in challenging waters. By integrating a high-precision heading sensor with multi-band satellite tracking, it eliminates the drift that plagues lesser antennas, though you will need to commit to a dedicated NMEA installation to unlock its full potential.
$259.95
at
The GPS Store
Who it's for
- Navigators requiring pinpoint accuracy in challenging signal environments
- Captains needing real-time tracking for fast-moving vessels
- Boaters operating in harsh, unpredictable marine conditions
Who should skip it
- Budget-conscious buyers seeking basic GPS functionality
- Installers lacking compatible high-voltage power systems
- Owners of small vessels with limited mounting space
Performance breakdown
Positional Accuracy
Multi-band reception delivers sub-meter precision for reliable navigation in open water.
Heading Stability
Integrated sensors keep radar overlays and charts steady at any speed.
Signal Reliability
Support for four major satellite constellations ensures consistent global positioning coverage.
Installation Versatility
Multiple mounting options accommodate diverse deck layouts and vessel configurations.
Marine Durability
IPX7 waterproof rating stands up to the harshest saltwater environments.
Data Refresh Rate
The 10 Hz update rate provides fluid, real-time tracking for navigation.
Key Specs
Accuracy
1 meter
Satellite Systems
GPS, Galileo, GLONASS, BeiDou, GNSS, SBAS, WAAS
Heading Accuracy
3 degrees
Position Update Rate
10 Hz
Connectivity
NMEA 0183, NMEA 2000
Waterproof Rating
IPX7
Mounting Options
Pole, Surface, Under Deck
Warranty
Two Year
Type
Antennas
Box Dimensions
7"H x 7"W x 7"L
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