The Em-trak B400 is a powerful and rugged Class B AIS transponder that is ideal for offshore and professional mariners. The B400 has a transmit power of 5W instead of the standard 2W, as well as transmit priority in busy areas. This translates into better operational performance.
The B400 is a robust, weatherproof, and fully integrated unit with a high-resolution color screen that displays CMAP charts and a wide range of functions. Flexible connectivity options including WiFi, NMEA0183, and NMEA2000 make installation and integration with your other systems quick and easy.
A wide range of functionalities, such as MOB & SAR alert tracking, alert tracking, real-time AIS AtoN, and much more, make this an important tool for every sailor.

Em-trak B400 AIS transponder specifications:
Certified 5W SOTDMA class B
Water and weather resistant IPx6 and IPx7
Integrated WiFi
High-resolution color display
Integrated mapping (CMAP) with target overlay
Multiple target management functionality
NMEA0183 & NMEA2000




