Furuno RSB-0055 24" 4 kW Radome Radar Transceiver
Best replacement radar for owners of legacy marine navigation systems.
Upgrade your vessel's navigation with the Furuno RSB-0055, a 24-inch, 4.0 kW Radome Radar Transceiver. This unit, removed from a boat during an electronics refit, is in very good physical condition and guaranteed to be working. It offers direct compatibility with legacy Furuno systems like the 1731 and 1831 series, and pairs with displays such as the RDP-113. It's an excellent choice for enhancing or replacing existing radar components, providing reliable performance for safe marine navigation.
$399.95
Owner Satisfaction
4.7
/ 5
Category Rank
8
/ 176
#8 in Marine Radar
Price vs Category Average
-85%
Below average
Type
4.0
/ kW Radome Radar Transceiver
Who it's for
- Navigators needing reliable detection in poor visibility
- Boaters with limited mounting space on deck
- Captains prioritizing professional-grade durability and brand trust
Who should skip it
- Owners of non-Furuno marine electronics ecosystems
- Users requiring precise separation of closely spaced targets
- Offshore sailors needing long-range detection capabilities
Performance breakdown
Legacy System Integration
Seamlessly bridges the gap for older Furuno navigation setups.
Signal Penetration
The 4 kW output provides reliable target detection in coastal conditions.
Form Factor
Compact 24-inch footprint fits well on smaller vessel hardtops.
Build Durability
Rugged construction stands up to harsh marine environments over time.
Target Resolution
Standard pulse technology offers clear returns for basic navigation needs.
Installation Versatility
Flexible mounting options simplify the refit process for most boaters.
Key Specs
Type
4.0 kW Radome Radar Transceiver
Antenna Size
24 inches
Peak Power
4 kW
Transmission Technology
Pulse
Compatibility
Furuno 1731, 1831, 1831MK2, M841 systems
Display Compatibility
RDP-099, RDP-104, RDP-113
Model Number
RSB-0055
Mount Type
Radome
Features
- Compact 24-inch radome design
- Powerful 4.0 kW output
- Direct legacy system compatibility
- Guaranteed working condition
- Ideal for system upgrades
- Versatile mounting options
What customers say
Owners consistently value the Furuno RSB 0055 for its outstanding reliability and superior build quality, crucial for serious offshore navigation. Key highlights include the sharp target definition and rapid acquisition speed, ensuring flawless performance even when weather becomes difficult. Setup is simple, and the unit connects easily with existing compatible displays. This dependable performance makes the radar a worthwhile investment that truly justifies its cost.
Know before you buy
The RSB-0055 is designed to integrate with Furuno RDP-099, RDP-104, and RDP-113 display units. It is also fully compatible with legacy system series including the 1731, 1831, 1831MK2, and M841.
This unit was removed from a vessel during an electronics refit and has been thoroughly tested. We guarantee that the transceiver is in full working condition and ready for installation.
No, the RSB-0055 does not feature built-in target tracking or AIS capabilities. It is a traditional pulse-based radar transceiver focused on providing reliable navigation and collision avoidance data.
The 24-inch radome offers a balance between compact sizing for smaller vessels and a 4.0 kW power output. This provides a clear, reliable radar picture while maintaining a manageable footprint for mounting on most radar arches or masts.
Yes, this unit is an excellent choice for replacing a failed transceiver on compatible legacy systems. Because it is designed for direct compatibility with the 1731 and 1831 series, it serves as a straightforward drop-in replacement for those specific setups.
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Ready to buy?
$400