Signet Scientific SL425 Navigation Information Module
Best central hub for sailors integrating complex marine navigation systems.
This module acts as the central nervous system for your marine electronics, effortlessly bridging the gap between your sensors, autopilots, and navigation displays. It’s a powerful, no-nonsense solution for streamlining data flow, though you’ll need to be comfortable with legacy NMEA 0183 connectivity to get the most out of its performance analysis tools.
$199.95
at
Second Wind Sales
Who it's for
- Skippers needing centralized navigation data in one unified display
- Serious sailors prioritizing long-term durability in harsh marine environments
- Captains requiring clear, high-contrast visibility in all lighting conditions
Who should skip it
- Owners upgrading to modern NMEA 2000 network systems
- Users preferring intuitive, touch-based contemporary marine interfaces
- Boaters seeking reliable manufacturer support and readily available replacement parts
Performance breakdown
System Integration
Seamlessly bridges disparate marine sensors into one cohesive data stream.
Protocol Versatility
NMEA 0183 support ensures compatibility with a wide range of legacy hardware.
Data Connectivity
Reliable RS-232 interface allows for essential PC-based performance analysis.
Autopilot Coordination
Directly feeds critical wind and heading data to keep steering precise.
Modern Compatibility
Requires adapters for modern USB devices, showing its older design roots.
Navigation Reliability
Provides a rock-solid foundation for GPS and radar data distribution.
Key Specs
Communication Protocol
NMEA 0183 serial
Interface Port
RS-232 serial port
Data Output
GPS/Satnav information, apparent wind angle, speed, heading
PC Connectivity
Requires RS-232 to USB adapters
Model Number
Information Module
Network Compatibility
NMEA 0183
Preloaded Charts
Worldwide Basemap
Warranty
14 day policy
Connectivity Type
NMEA 0183
Radar Compatibility
True
Know before you buy
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