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The B400 Series delivers enhanced AIS Class B performance with greater range and reliability, even in congested ports and open seas.
The B400 series combines high-power 5W SOTDMA AIS transmission with advanced onboard functionality in a compact, ruggedised form. Certified for global use and designed for the real-world demands of commercial and leisure vessels alike, it ensures stronger signal range, faster updates and enhanced visibility.
The B400 series integrates a high-performance colour display with intuitive controls, multilingual menus, and night mode for safe and simple operation in all conditions. With built-in GPS, WiFi, and plug-and-play NMEA connectivity, installation is fast, and integration with bridge systems is seamless.
Whether operating in busy harbours or offshore environments, the B400 series gives you complete control, full AIS functionality, and total confidence at sea.
AIS SOLUTIONS
The B400 Class B offers a superior performance and is certified for both SOLAS and Inland Waterway. With seamless integration and comprehensive AIS features, it ensures reliable tracking and collision avoidance, making it the best value option on the market.
The B400 series delivers powerful Class B SOTDMA transmission for superior signal priority and range. AIS targets can be displayed directly on ENC charts (C-MAP) via the integrated screen, offering live visualisation of nearby vessels and enhanced decision-making…
Commercial fishing over 15m, Commercial work boat, Offshore sailing, Rib, Sport fishing, Superyacht
High-power transmission with faster updates and higher priority in congested areas.Â
High-performance GPS receiver and antenna for accurate, reliable positioning.Â
Includes Collision Alerts, CPA, MOB tracking, SAR support, vessel lists, weather data, AIS text messaging, and active monitoring.Â
C-MAP electronic charts with AIS overlay for real-time situational awareness.Â
Disable transmissions when needed while retaining full receive functionality.
Integrated WiFi, NMEA 0183/2000, pilot plug cable, and optional junction box for easy system integration.
Rotary knob and ergonomic buttons with configurable multilingual menus and night mode.Â
The B400 is easy to install and will seamlessly connect to your ECDIS and other bridge systems. The A200 delivers comprehensive AIS functionality, such as alerts, target filters, vessel information lists, real time weather and more.
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
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
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
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
VHF antenna – SO-239
GNSS – TNC
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
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)
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)
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
All em-trak products are supplied with a comprehensive three-year global warranty for complete peace of mind.
Customers may return unused products for a full refund within 48 hours of receipt, provided the product and packaging are complete, undamaged, and notification is received in writing within this timeframe. Returns cannot be accepted if the product has been used, damaged, or if any packaging components are missing.
In the unlikely event of a fault, em-trak’s Customer Support team is available 24/7 at support@em-trak.com. Our specialists will assist in diagnosing the issue and, where appropriate, arrange repair or replacement under warranty. Please note that the warranty does not cover products that have been misused, damaged through improper handling, or tampered with.
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