SKU: 77230640083

em-trak B953 Class B AIS Transceiver - 5W SOTDMA w/VHF Antenna Splitter

Sale price$425.90 Regular price$473.22
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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27

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Description

em-trak B953 Class B AIS Transceiver - 5W SOTDMA w/VHF Antenna SplitterB953 Class B AIS Transceiver 5W SOTDMA with 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 B953 is a high transmit power (5W

B953 Class B AIS Transceiver - 5W SOTDMA with 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 B953 is a high transmit power (5W SOTDMA) AIS Class B transceiver that is small, and lightweight, yet delivers the very best AIS receive and transmit performance so you see more AIS information and targets at maximum range all achieved with the least power consumption.

The B953 has an integrated VHF antenna splitter which enables the transceiver to share your existing VHF antenna without any loss of performance. With built-in intelligent connectivity, integrated next-generation GPS receiver antenna, and a unique FLEXI-FIT bracket system, safe and secure installation is simple.

Features:


  • Certified AIS Class B 5W SOTDMA

  • 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: 2.5A

  • Average power consumption (at 12V): 2.9W

  • 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

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: 77230640083

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A
Verified Purchase
Amazon Customer
Lexington, US
★★★★★ 2
Not a durable toy.
This only lasted a few minutes before it was destroyed by our dog. Not made well for chewing.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 12, 2026
D
Verified Purchase
D. K. Nichols
Natrona Heights, US
★★★★★ 1
not very sturdy for puppy chewer
The toy was large and it seemed to be made of good material, I was very excited to get this toy for my puppy, but the toy did not even last 24 hours. I was very disappointed. If you buy this product watch your puppy/ dog very carefully so they will not swallow any of the plastic or stuffing
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Reviewed in the United States on November 8, 2024
C
Verified Purchase
Cabhe71
Cuba, US
★★★★★ 4
Not good for aggressive chewers
My pup really likes the noises but it took him less than a day to destroy it. (He’s only 8 months old old)
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Reviewed in the United States on June 28, 2025
T
Verified Purchase
Tracey Thompson
Whiting, US
★★★★★ 5
Great for fetch!!
Great for playing fetch with our labs and holding up well with our super chewers. Gnawsome toys are the best!!
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Reviewed in the United States on May 10, 2020
R
Verified Purchase
Ron
Lake Worth, US
★★★★★ 3
For me this was a waste of money.
I doesn't bite well to my skimmer opening eventually the current will spin it out of angle. I would never buy another one. Maybe its because my opening it tile so it can't bite it hard enough when expanded.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 20, 2024

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