Em-Trak B400 AIS Class B High Powered Priority Transmit with 5″ Color Display

Original price was: $2,275.00.Current price is: $1,749.95.

Out of stock

SKU: 427-0003 Category:


Introducing the B400, a high-powered priority transmit AIS Class B transceiver that delivers ultimate reliability, enhanced range and advanced performance across the busiest waters and open ocean.

Designed for serious sailors and commercial applications, the B400 is a self-contained, fully integrated plug-and-play unit. Suitable for internal or external installation, it has been certified weather and waterproof, and offers a integrated colour display to remove the need for additional screens. Easy to install and use, the B400 can be integrated with all common bridge systems, as well as offering a full range of advanced AIS functionality including alerts, target filters, vessel information lists, real time weather updates and more.

  • Certified high powered AIS Class B (5W SOTDMA)
  • High Performance latest generation GPS
  • Ruggedized and impervious to extreme environments – water (IP67), damp, shock, vibration, temperatures.
  • Suitable internal or permanent external installation
  • Robust ergonomic button and rotary-knob user interfaces with configurable multi-lingual menu options
  • Integrated high definition colour display with night mode
  • ENC chart (C-MAP) with configurable AIS target overlay
  • Multiple Functionality – Collision, CPA, MOB, SAR, Vessel Lists, Text Messaging, Weather, Active Monitoring, Silent Mode, plus much more
  • Professional live AIS AtoN information display
  • Plug & Play Connectivity – Integrated WiFi, NMEA0183 & NMEA2000
  • Enhanced RF screening to protect against electromagnetic interference
  • Built-in power surge protection

Size (w x h x d) – 152 x 165 x 95mm
Weight – 1.1kg
Operating temperature – -25°C to +55°C
Storage temperature – -25°C to +70°C
Ingress protection – IPx6 and IPx7

Supply voltage – 12V or 24V DC
Supply voltage range – 9.6V – 31.2V DC
Average current (at 12V) – 480mA
Peak current – 4A
Average power consumption (at 12V) – 5.8W
Galvanic isolation – NMEA 0183, NMEA 2000, Power supply, VHF antenna port

VHF antenna – SO-239
Power – 2 way circular multipole
NMEA 0183/silent mode – 14 way circular multipole
NMEA 0183/alarm relay – 18 way circular multipole
NMEA 2000 – 5 way Micro-C connector

NMEA 0183 – 3 x input ports. 3 x bi-directional ports
NMEA 2000 – NMEA 2000 Ed 3.101, LEN=1
Wi-Fi – IEEE 802.11 (a/b/g), client and access point mode supported (5 connections in access point mode)

AIS standards – IEC 62287-2 Ed. 2.  ITU-R M.1371.5
Product safety standards – EN60950-1 2006 +A11:2009 +A1:2010 +A12:2011 +A2:2013
Environmental standards – IEC 60945 Ed. 4
Serial data interface standards – IEC 61162-1 Ed 5.0.  IEC 61162-2 Ed 1.0
NMEA 2000 – NMEA 2000 Ed 3.101
GNSS performance standards – IEC 61108-1 Ed 2.0.  IEC 61108-02 Ed 1.0

Systems supported – GPS, GLONASS, BeiDou, Galileo
(two of any combination, three including GPS, Galileo)
Channels – 72
Internal/external antenna – External only
Time to first fix from cold start – 26s


VDL access scheme – SOTDMA
Operating frequency – 156.025MHz – 162.025MHz
Channel bandwidth – 25kHz
Receivers/transmitters – 3 x receivers, 1 x transmitter
AIS receiver sensitivity (20% PER) – -111dBm
AIS transmitter power – 5W (+37dBm)

Screen – 5″ 800 x 480 full colour LCD
Buttons – Rotary encoder for selection and entry, 4 menu keys and 4 direction keys
SD card interface – Micro SD card interface for logging and chart cards (not available from em-trak)

Size –  85 x 70mm
Weight – 470g
Ingress protection – IPx6 and IPx7
Mounting – 1 inch 14 TPI pole mount required
GNSS systems supported – GPS, GLONASS, Galileo, BeiDou