SKU:98703

em-trak B923 Class B AIS Transceiver with VHF Splitter - 2W CSTDMA

em-trak B923 Class B AIS Transceiver with VHF Splitter - 2W CSTDMA

Regular price $820.71 USD
Sale price $820.71 USD Regular price
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B923 Class B AIS Transceiver with VHF 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.

Get the most from your on-the-water experience with the B923, a 2W CSTDMA AIS Class B transceiver. Small and lightweight, it delivers em-trak's advanced AIS performance to ensure you see all information and targets, even at maximum range, and with the lowest power consumption in its class.

The B923 is equipped with an integrated VHF antenna splitter, which enables your transceiver to share your existing VHF antenna without any loss of performance. It offers quick and simple installation, with built-in intelligent connectivity, including an integrated next-generation GPS receiver and antenna and em-trak's unique FLEXI-FIT bracket system to get you up and running in no time at all. The dual NMEA2000 0183, coupled with serial ports, USB, optional Wi-Fi, and Bluetooth also make connecting to all your tablets, PCs, display, and navigation devices easy and simple.

Features:

  • Certified AIS Class B 2W CSTDMA
  • 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 chart plotter 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
  • Fail-safe VHF radio operation

Physical Environmental Specifications:

  • Size (H x W x D): 150 x 115 x 45mm
  • Weight: 415kg
  • 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): 245mA
  • Peak current: 2A
  • Average power consumption (at 12V): 2.9 W
  • 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

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 FLEXI-FIT mounting bracket
  • Complete with screws optional fixing tape
This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

The em-trak B923 is a compact, lightweight Class B AIS transceiver designed to enhance your on-the-water navigation and safety. Featuring a 2W CSTDMA transceiver engine, it ensures reliable detection of all AIS targets at maximum range while consuming the lowest power in its class. Its integrated VHF antenna splitter allows seamless sharing of your existing VHF antenna without any performance loss, simplifying installation and reducing clutter on your vessel. The built-in GPS receiver, coupled with the FLEXI-FIT mounting system, facilitates quick, secure setup and optimal positioning, ensuring accurate positioning data for your navigation needs. Connectivity options include NMEA 0183, NMEA 2000, USB, Wi-Fi, and Bluetooth, making it compatible with a wide variety of chart plotters, tablets, and PCs. This ensures you can easily integrate the B923 into your existing navigation network, providing real-time AIS data for safer and more informed sailing. The device is certified for use in the US, Canada, Europe, and internationally, with robust environmental ratings (IPx6/IPx7) to withstand water, pressure spray, and damp conditions. Its durable construction protects against vibration, shock, and extreme temperatures, making it suitable for demanding marine environments. The B923 also features automated health monitoring, silent mode for transmit-off operations, electromagnetic interference shielding, and built-in surge protection, ensuring consistent performance and safety during operation. The transceiver’s small footprint and ultra-low power consumption make it an ideal choice for both recreational and commercial vessels seeking reliable AIS functionality without sacrificing space or power efficiency. Included in the package are the transceiver, power and data cable, FLEXI-FIT mounting bracket, and necessary screws or optional fixing tape, enabling flexible installation options. Please note that FCC and other regulatory compliance require professional programming at the point of sale, including submission of the appropriate licensing documentation. The em-trak B923 ensures seamless, safe, and efficient vessel tracking, making it an essential tool for modern marine navigation.

Features:

  • Certified AIS Class B 2W CSTDMA for reliable vessel identification
  • Integrated VHF antenna splitter for sharing existing VHF antennas
  • Global certification including USCG, FCC, Canada, and Europe standards
  • Advanced SRT-AIS transceiver engine for high performance
  • FLEXI-FIT mounting system for easy installation and secure fit
  • Internal high-performance GPS receiver with optional external antenna
  • Waterproof and pressure-resistant (IPx6/IPx7) construction
  • Durable design protected against vibration, shock, and extreme temperatures
  • Compact and lightweight design for space-saving installation
  • Ultra-low power consumption for energy efficiency
  • Guaranteed compatibility with chart plotters, PCs, and navigation devices via NMEA 0183, NMEA 2000, USB, Wi-Fi, and Bluetooth
  • Automated health and performance monitoring system
  • Silent mode (transmit-off) for operational flexibility
  • Enhanced RF screening to mitigate electromagnetic interference
  • Built-in surge protection for electrical safety
  • Fail-safe VHF radio operation ensures continuous communication

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