EM TRAK B921 Class B AIS Transceiver – 2W CSTDMA
The EM TRAK B921 Class B AIS Transceiver is a 2W CSTDMA device designed for reliable vessel tracking and communication. This unit is installed on boats to enhance situational awareness and safety through accurate AIS data transmission.
Compatibility & Applications
- Pairs with NMEA 2000 networks for seamless data integration.
- Mounts in various locations on vessels, including helm stations and bridge consoles.
- Replaces older AIS models, enhancing performance and reliability.
- Fits vessels ranging from 20 to 50 feet in length.
- Integrates with multifunction displays for real-time tracking and navigation.
- Wires to existing 12V DC systems for straightforward installation.
The unit provides essential AIS functionality for improved navigation safety and situational awareness. It serves as a drop-in replacement for outdated AIS transceivers, ensuring compliance with the latest maritime standards and providing robust protection against water ingress with its IP67 rating.







