em-trak B924 Class B AIS Transceiver with WiFi, Bluetooth, and VHF Antenna Splitter - 2W CSTDMA

B924 Class B AIS Transceiver with WiFi, Bluetooth VHF Antenna Splitter - 2W CSTDMA

**As the FCC requires all units sold in the US to be programmed by a qualified technician. Please submit the form below for programming at the time of purchase. A copy of the MMSI registration or FCC Ship Station License is required along with the vessel master or owner's signature on the completed programming form.**

Click here to download form.

The most feature-rich 2W CSTDMA AIS transceiver in the B900 range. The B924 includes WiFi Bluetooth for seamless wireless connectivity and AIS data streaming to any mobile device, PC, or wearable, with an integrated VHF antenna splitter to enable your transceiver to share your existing VHF antenna without any loss of performance. Like all B900 transceivers, it also includes an integrated next-generation GPS receiver and antenna and is designed for em-trak's unique FLEXI-FIT bracket system to make installation as easy as possible.

Exceptionally lightweight and completely weatherproof, the B924 delivers the very best (2W) AIS receive and transmit performance, so you see all AIS information and targets, even at maximum range. Your transceiver will also work with our CONNECT-AIS mobile phone app to make programming, configuration, and transceiver health monitoring simple and convenient.

Features:

• Certified AIS Class B 2W CSTDMA
• Integrated WiFi and Bluetooth
• Integrated VHF antenna splitter
• Global certification - USCG / FCC / Canada / Europe
• SRT-AIS Transceiver Engine for superlative proven performance
• FLEXI-FIT bracket system for easy, convenient, and secure installation
• Internal high-performance GPS receiver and antenna (external antenna optional)
• Water, pressure spray, and damp proof (IPx6, IPx7 certified)
• Protected from vibration, shock, and extreme temperatures
• Small and lightweight
• Ultra-low power consumption best in class
• Guaranteed connectivity and interoperability with any app, chart plotter, smartphone, tablet, or PC
• NMEA 0183 NMEA 2000
• Automated health and performance monitoring
• Silent mode (transmit-off) function
• Enhanced RF screening to protect against electromagnetic interference
• Built-in power surge protection

Physical Environmental Specifications:

• Size (H x W x D): 150 x 115 x 45mm
• Weight: 425kg
• Operating temperature: -25C to +55C
• Storage temperature: -25C to +70C
• Ingress protection: IPx6 and IPx7

Electrical Specifications:

• Supply voltage: 12V or 24V DC
• Supply voltage range: 9.6V - 31.2V DC
• Average current (at 12V): 280mA
• Average current (at 12V) (wireless off): 245mA
• Peak current: 2A
• Average power consumption (at 12V): 3.4W
• Average power consumption (at 12V) (wireless off): 2.9W
• Galvanic isolation: NMEA 0183 inputs only, NMEA 2000, VHF antenna port

Connectors:

• VHF antenna: SO-239
• VHF radio: SO-239
• GNSS: TNC
• Power: 12-way circular multipole
• NMEA 2000: 5-way Micro-C connector
• USB: USB Micro-B

Data Interfaces:

• NMEA 0183: 2 x bi-directional ports
• NMEA 2000: NMEA 2000 Ed 3.101, LEN=1
• USB: PC virtual com port for NMEA 0183 data
• WiFi: IEEE 802.11 (a/b/g), client and access point mode supported (2 connections in access point mode)
• Bluetooth: BT Classic 4.0, 7 concurrent connections

Standards Compliance:

• AIS standards: IEC 62287-1 Ed. 3, ITU-R M.1371.5
• Product safety standards: EN60950-1 2006 +A11:2009 +A1:2010 +A12:2011 +A2:2013 EN62311:2008
• 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

GNSS:

• Systems supported: GPS, GLONASS, BeiDou, Galileo (two of any combination, three including GPS, Galileo)
• Channels: 72
• Internal/external antenna: Internal or optional external antenna
• Time to first fix from the cold start: 26s

VHF Transceiver:

• VDL access scheme: CSTDMA
• Operating frequency: 156.025MHz - 162.025MHz
• Channel bandwidth: 25kHz
• Receivers/transmitters: 2 x receivers, 1 x transmitter
• AIS receiver sensitivity (20% PER): -111dBm
• AIS transmitter power: 2W (+33dBm)

User Interface:

• Indicators: Power, transmit timeout, error, silent mode

In the Box:

• 1 x AIS transceiver
• 1 x Power and data cable (2M)
• 1 x VHF radio accessory cable
• 1 x FLEXI-FIT mounting bracket
• Complete with screws optional fixing tape

The em-trak B924 Class B AIS Transceiver is a highly advanced marine communication device designed for reliable, real-time vessel tracking and data sharing. Featuring integrated WiFi and Bluetooth connectivity, this transceiver enables seamless wireless streaming of AIS data to smartphones, tablets, PCs, or wearable devices, simplifying onboard monitoring and configuration. Its compact, lightweight, and weatherproof design ensures durability and ease of installation, making it suitable for various maritime environments. The built-in VHF antenna splitter allows sharing of an existing VHF antenna without performance loss, optimizing space and reducing setup complexity.
The B924 model supports the latest CSTDMA protocol at 2W power output, delivering exceptional AIS transmit and receive capabilities over ranges typical for vessel safety and navigation. Equipped with an advanced GPS receiver and antenna, it provides accurate positioning data, essential for collision avoidance and navigational accuracy. The device's flexible installation options, including the innovative FLEXI-FIT bracket system, facilitate quick and secure mounting on different vessel types.
Designed in compliance with international standards such as IEC 62287-1, ITU-R M.1371.5, and various environmental certifications (IPx6/IPx7), the B924 is built to withstand harsh marine conditions. Its comprehensive suite of connectivity options includes NMEA 0183 and NMEA 2000 protocols, ensuring compatibility with existing marine electronics and chart plotters. Power consumption is optimized for efficiency, with low average power draw even during active wireless connections.
The transceiver supports multiple GNSS systems, including GPS, GLONASS, BeiDou, and Galileo, providing fast and reliable position fixes with a cold start time of approximately 26 seconds. User-friendly features such as status indicators, silent mode, and automated health monitoring make operation straightforward. The package includes all necessary mounting hardware, cables, and accessories for a complete installation, with optional external antenna support for enhanced GPS performance. Certified by USCG, FCC, and other international bodies, the em-trak B924 ensures compliance and trusted performance for safety-conscious mariners.

Features:

• Certified AIS Class B 2W CSTDMA with high-performance SRT-AIS engine

• Integrated WiFi and Bluetooth for wireless data streaming and device connectivity

• Built-in VHF antenna splitter shares existing VHF antenna without signal loss

• Global certification including USCG, FCC, Europe, and Canada standards

• FLEXI-FIT mounting system for quick, secure installation

• Internal high-performance GPS receiver with optional external antenna

• Weatherproof design with IPx6 and IPx7 ratings for harsh marine environments

• Lightweight and compact for versatile installation

• Ultra-low power consumption for extended operation

• Supports NMEA 0183 and NMEA 2000 data interfaces

• Includes automated health and performance monitoring

• Silent mode function for transmit-off operation

• Enhanced RF shielding against electromagnetic interference

• Built-in power surge protection for safety

• Supports multiple GNSS systems for reliable positioning