Furuno RSB-0071 24" 4kW Radome Radar Antenna
Best radar upgrade for boaters using legacy navigation systems.
Enhance your marine navigation with the Furuno RSB-0071 24" 4kW Radome Radar Antenna. Designed for Furuno NavNET VX1 and VX2 systems, this antenna offers powerful 4kW output for effective detection and broad compatibility with various Furuno displays. It's in excellent physical condition, ensuring reliable performance. While the radar cable requires splicing, the unit is guaranteed to be in good working order and includes a 14-day return policy for your peace of mind. This radome radar antenna is ideal for boaters seeking clear and dependable radar imagery.
$699.95
Owner Satisfaction
4.7
/ 5
Category Rank
8
/ 176
#8 in Marine Radar
Price vs Category Average
-74%
Below average
Antenna Type
Radome
/ Radome
Who it's for
- Offshore navigators needing reliable long-range target detection
- Serious mariners prioritizing long-term equipment durability
- Small boat owners seeking compact and safe radar solutions
Who should skip it
- Budget-conscious owners wanting to avoid periodic maintenance costs
- Captains navigating busy harbors with closely grouped targets
- Boaters with limited battery capacity or power budgets
Performance breakdown
Detection Range
Powerful 4kW output provides reliable target identification up to 36 nautical miles.
Target Tracking
Integrated ARPA and AIS capabilities offer robust situational awareness for busy waterways.
System Compatibility
Optimized for legacy NavNET systems but requires specific hardware matching for integration.
Build Durability
IPX6 rating ensures the housing withstands harsh marine environments and heavy spray.
Installation Ease
Requires cable splicing and technical setup, making it better for experienced installers.
Beam Precision
The 5.2-degree horizontal beamwidth delivers clear, accurate target separation for navigation.
Key Specs
Antenna Type
Radome
Antenna Size
24 inches
Peak Power Output
4 kW
Frequency
X-Band (9410 MHz)
Horizontal Beamwidth
5.2°
Vertical Beamwidth
25°
Maximum Range
36 NM
Minimum Range
25 m
Features
- Clear 24-inch radome radar antenna
- Powerful 4kW output for effective detection
- Designed for Furuno NavNET VX1 and VX2
- Broad compatibility with Furuno displays
- Guaranteed in good working order
- Includes 14-day return policy
- ARPA and AIS target tracking
- Guard Zone and Collision Alarm features
What customers say
Mariners consistently praise the Furuno RSB 0071 for its exceptional reliability and superior target quality. Reviewers frequently highlight the antenna's ability to maintain performance even in challenging weather, confirming its robust build and dependable operation. The clarity of the radar returns is often cited as a significant upgrade, providing crucial navigational confidence. This unit delivers professional grade performance and enduring value, justifying the investment for those who prioritize safety and precision on the water.
Know before you buy
This radome is specifically designed for integration with Furuno NavNet VX1 and VX2 series systems. It utilizes Ethernet connectivity to interface with these displays.
The 4kW output provides a robust signal capable of detecting targets up to 36 nautical miles away. This power level is ideal for coastal and offshore navigation, offering a balance between range and target resolution.
As long as the cable is spliced correctly and the integrity of the shielding is maintained, performance will not be affected. The unit is guaranteed to be in good working order, but you should be prepared to perform this repair upon installation.
Yes, this unit supports ARPA and AIS target tracking, allowing you to monitor the movement of other vessels. It also includes Guard Zone and Collision Alarm features to alert you to potential hazards within a set radius.
The antenna operates on a 12-24 VDC power supply. It consumes approximately 40W during transmission and 20W while in receive mode.
The 5.2° horizontal beamwidth provides a sharp image for target separation, while the 25° vertical beamwidth helps maintain target detection even when the vessel is pitching or rolling in rough seas.
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$700