SKU: 96417642245

em-trak B954 Class B AIS Transceiver - 5W SOTDMA w/WiFi, Bluetooth, & VHF Antenna Splitter

Sale price$587.17 Regular price$652.41
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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31

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Description

em-trak B954 Class B AIS Transceiver - 5W SOTDMA w/WiFi, Bluetooth, & VHF Antenna SplitterB954 Class B AIS Transceiver 5W SOTDMA with WiFi, Bluetooth, VHF Antenna Splitter **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 B954 is the most

B954 Class B AIS Transceiver - 5W SOTDMA with WiFi, Bluetooth, VHF Antenna Splitter

**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 B954 is the most feature-rich high transmit power (5W SOTDMA) AIS transceiver in the B900 range. The B954 combines Wi-Fi 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.

Lightweight and completely weatherproof, the B954 delivers the very best AIS receive and transmit performance with increased range and transmission priority. 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 5W SOTDMA

  • 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

  • Fail-safe VHF radio operation

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: 2.5A

  • 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

  • Wi-Fi: 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 VHF radio accessory cable

  • 1 x FLEXI-FIT mounting bracket

  • Complete with screws optional fixing tape

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 96417642245

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4.1 ★★★★★
Based on 25 reviews
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K
Verified Purchase
Karin Conover-Lewis
Lexington, US
★★★★★ 1
Ceramic burr destroyed itself
Color: Silver
For the first two-plus months it worked fine -- the perfect grind and the perfect amount with a full barrel for my oversized coffee mug. I've been using it once daily, more or less, on a medium grind setting of 25, and this morning the ceramic burr started to eat itself. This is not acceptable. Follow up: Circle Joy contacted me and offered to give a full refund on this purchase, which was gratefully accepted. This is outstanding customer service.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026
B
Verified Purchase
Brian
Fort Morgan, US
★★★★★ 5
Best price for better tasting coffee
Color: Silver
I am a coffee snob. I only get beans. I have been using a magic bullet blender to grind, which actually does extremely well, but the grind wasn't quite even enough. So I found the cheapest, ok quality grinder I could and bought this one. I absolutely love it. It take a while to grind, and it only does a little at once, but whatever. This thing works great and my grounds are now even. The burrs seem to be of decent quality and the whole device works smoothly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 18, 2026
J
Verified Purchase
JMB
Battle Creek, US
★★★★★ 5
Mixes my protein shake powder
Color: Blue
My husband and I both drink protein shakes daily. We have vortex mixers that work great, but they are plastic and getting old, and really needed to be replaced. In an effort to reduce microplastics in our lives, I am trying to use less plastic mixing cups. I couldn't find anything small enough (other than regular blenders) with glass and metal parts that would work well for us. During my search on here, several frothers showed up. This one caught my eye because of the amount of sales, quick delivery, and of course, decent pricing. Some of the reviews had me a little skeptical, and time will tell regarding the longevity, but so far I am pleased. My protein powders are on the heavy side, but this little frother really gets the job done. Instead of having to use separate mixing cups (saving me on dishwashing), I just use my morning coffee cup (it's big enough) to mix my protein shake in. My husband just uses a regular glass. Neither of us can believe the power this little thing has. We are getting smooth shakes! Here is what I really like about it: It is powerful and mixes well; the frother is metal and not plastic; it cleans extremely easy; after making several shakes the battery has not died; can be used in glasses, coffee cups, even disposable cups (when we buy donut shop coffee); and I love the little stand which takes up barely any counter space. Less plastic, less clean-up, dependable (so far), and small, making it convenient even for travel. I'm really glad I got this, and hope it will last. One last thing, do not turn it on while cleaning under running water. (Yes, you can laugh.)
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Reviewed in the United States on April 20, 2026
D
Verified Purchase
David A.
Massapequa, US
★★★★★ 5
Powerful frother with a long rechargeable battery life
Color: Black
After purchasing three of the battery operated frothers. I finally found this amazing frother. It is very powerful so you do have to be careful not to slosh liquid out of your cup when you’re using it. But I have found it helps if you rotate the frother in a stirring motion while you are using it. That really helps keep the liquid from overflowing out of the cup. It has a sleek design and is rechargeable and the charge less about two weeks.I love this one so much. I take it with me when I travel. I actually left my original one at my mother’s house the last time I visited her and have ordered another one for my house. Highly recommend.
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Reviewed in the United States on May 27, 2026
M
Verified Purchase
MJFinds
Lake Worth, US
★★★★★ 5
Great Power and Creamy Foam
Color: White
This frother is amazing and has really good power. It creates creamy, smooth foam in seconds and works perfectly for iced lattes, cappuccinos, and matcha. I love that it’s rechargeable and lightweight, but still feels strong and high quality. As someone who loves coffee, this has become one of my favorite tools for making café-style drinks at home. Easy to use, easy to clean, and looks beautiful on my coffee station.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2026

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