GARMIN GMR xHD3 4′ Antenna Array
The GARMIN GMR xHD3 is a 4-foot radar antenna array designed for marine applications, weighing 20 lbs (9.07 kg). It enhances target detection and tracking capabilities, intended for installation on vessels exceeding 30 feet.
Compatibility & Applications
- Mounts on vessels with radar arches or masts.
- Pairs with GARMIN multifunction displays for integrated navigation solutions.
- Fits yachts and sportfish boats over 30 ft requiring advanced radar capabilities.
- Replaces GARMIN GMR 404 and GMR 406 models without requiring additional hardware.
- Wires to 12V DC systems, facilitating straightforward installation.
- Integrates with NMEA 2000 systems for enhanced connectivity.
The unit delivers superior target resolution and can be installed on yachts over 30 feet, enhancing navigation safety. Its IPX6 rating protects against water ingress, making it more durable compared to generic radar antennas.







