NAIS-500 Class B Transceiver
The Simrad NAIS-500 is a Class B AIS Transceiver designed for seamless integration with marine electronics. It offers essential vessel tracking and collision avoidance capabilities, featuring dual receivers for enhanced situational awareness. This unit includes an internal GPS for accurate positioning and supports multiple data interfaces like USB, NMEA 0183, and NMEA 2000. Built to withstand harsh marine environments with an IPX7 waterproof rating, it ensures reliable operation and connectivity for safe navigation.
$699.95
Owner Satisfaction
4.5
/ 5
Category Rank
121
/ 178
#121 in Marine Radios
Price vs Category Average
+40%
Above average
Power Supply Voltage
12249.631.2
/ V to V DC (V - V)
Who it's for
- Superior Collision Avoidance
- Advanced SOTDMA Technology
- Seamless Network Integration
Who should skip it
- High Initial Cost
- Complex Antenna Requirements
- Limited Transmission Power
Key Specs
Power Supply Voltage
12V to 24V DC (9.6V - 31.2V)
GPS Receiver
50-Channel IEC 61108-1 compliant
Electrical Interfaces
USB, NMEA 0183 (4800/38400 Baud), NMEA 2000
Output Power
33 dBm ± 1.5 dB (2.0 Watts maximum)
Water Resistance
IPX7
NMEA 0183 Baud Rates
38,400 k Baud and 4,800 k Baud
Operating Temperature
-25ºC to +55ºC
Antenna Connectors
SO-239 (VHF) and SMA (External GPS)
Features
- Essential vessel tracking and collision avoidance.
- Integrates with Simrad and compatible marine systems.
- Dual AIS receivers for enhanced awareness.
- Internal certified GPS antenna included.
- Multiple data interface options including USB.
- Built to withstand harsh marine conditions.
- Compatible with DSC for shared channel use.
- IPX7 waterproof rating for durability.
What customers say
Mariners overwhelmingly praise the Simrad NAIS 500 for its superior reliability and essential safety function. A key strength is its seamless plug and play integration with existing NMEA 2000 networks, efficiently displaying vital vessel data and AIS targets on MFDs. Its compact size and low power draw are significant benefits for space constrained vessels. While performance consistently meets expectations for a Class B unit, some users note initial setup complexity, especially regarding GPS antenna configuration. Despite a premium price point, experienced boaters agree the dependable performance makes this transceiver a worthwhile investment for enhanced situational awareness and collision avoidance.
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