em-trak B952 Class B AIS Transceiver - 5W SOTDMA with WiFi and Bluetooth Connectivity

B952 Class B AIS Transceiver - 5W SOTDMA - WiFi Bluetooth

**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 B952 is a high-power (5W SOTDMA) Class B AIS transceiver, offering unmatched performance and ultra-low power consumption. Small and lightweight, it combines integrated Wi-Fi Bluetooth capabilities for seamless wireless connectivity and AIS data streaming. It is compatible with any mobile device, PC, or wearable ensuring everyone on board gets the most from your transceiver and related onboard equipment every day.

The B952 transceiver works seamlessly with em-trak's CONNECT-AIS app to make programming, configuration, and device monitoring easier than ever before. The class-leading device is engineered to deliver real-time data processing, with increased range and transmission priority and its flexible connectivity means it can be used by up to nine different devices simultaneously.

em-trak's next-gen technology means the B952 is delivered within a compact, easy-to-install, rugged package designed and manufactured to operate reliably without maintenance in the harshest marine environments.

Features:

• Certified AIS Class B 5W SOTDMA
• Integrated WiFi Bluetooth
• 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, smart phone, 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: 385kg
• 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): 170mA

Average current (at 12V) (wireless off): 135mA

Peak current: 2.5A

Average power consumption (at 12V): 2.0W

Average power consumption (at 12V) (wireless off): 1.6W

Galvanic isolation: NMEA 0183 inputs only, NMEA 2000, VHF antenna port

Connectors:

• VHF antenna: 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 62287-2 Ed. 2, 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: SOTDMA
• 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: 5W (+37dBm)

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

The em-trak B952 Class B AIS Transceiver combines high-power performance with advanced wireless capabilities, making it an essential tool for modern marine navigation and safety. Featuring a robust 5W SOTDMA transmission system, this transceiver ensures reliable AIS data exchange with increased range and transmission priority, ideal for both commercial and recreational vessels. Its compact and lightweight design allows for easy installation in tight spaces, while its rugged construction guarantees durability in demanding marine environments. The integrated WiFi and Bluetooth modules enable seamless wireless data streaming and device connectivity, supporting multiple devices simultaneously for enhanced onboard communication and monitoring. The B952 is compatible with the em-trak CONNECT-AIS app, simplifying setup, configuration, and real-time monitoring through your mobile device, PC, or wearable technology. This flexibility ensures that crew members can access critical vessel data conveniently, promoting safety and operational efficiency. Certified by the US Coast Guard, FCC, and international standards, the B952 is built to meet rigorous safety and performance requirements. Its internal GPS receiver provides accurate positioning, with an external antenna option for extended coverage. The device features advanced electromagnetic interference shielding, built-in surge protection, and environmental sealing (IPx6/IPx7), enabling reliable operation in harsh conditions involving water spray, shock, and temperature extremes. The B952 supports multiple data interfaces including NMEA 0183, NMEA 2000, and USB, ensuring compatibility with a wide range of onboard equipment. Easy-to-install with the FLEXI-FIT bracket system, it is designed for quick and secure mounting. The transceiver’s power management includes ultra-low power consumption and silent mode options, optimizing energy efficiency for extended use. Whether used for collision avoidance, vessel tracking, or fleet management, the em-trak B952 provides the performance and connectivity required for safe and efficient maritime operations. Please note that FCC programming must be completed by a qualified technician at the time of purchase, with necessary documentation such as MMSI registration or FCC license. The product is delivered with comprehensive mounting hardware, power and data cables, and detailed instructions to ensure seamless integration into your vessel’s navigation system.

Features:

• Certified AIS Class B 5W SOTDMA for reliable vessel identification and communication

• Built-in WiFi and Bluetooth modules support seamless wireless connectivity with multiple devices

• Global certifications including USCG, FCC, Europe, and Canada ensure compliance worldwide

• Advanced SRT-AIS transceiver engine delivers superior data processing and transmission efficiency

• FLEXI-FIT bracket system for quick, secure, and flexible installation options

• High-performance internal GPS receiver with optional external antenna for accurate positioning

• Water, pressure spray, and damp proof with IPx6 and IPx7 ratings for durability in harsh marine environments

• Compact and lightweight design facilitates easy installation and onboard space optimization

• Ultra-low power consumption with silent mode for energy-efficient operation

• Guaranteed interoperability with any app, chart plotter, smartphone, tablet, or PC

• Multiple data interfaces including NMEA 0183, NMEA 2000, and USB Micro-B for versatile integration

• Automated health monitoring and performance diagnostics for ongoing reliability

• Electromagnetic interference shielding and built-in surge protection for operational security