Description
Equipment Overview & Key Specifications
The em-trak B923 is a 2W CSTDMA Class B AIS transceiver equipped with integrated high-speed WiFi and Bluetooth connectivity. Designed for modern digital bridge integration, the B923 broadcasts live NMEA target data directly to multiple tablets, smartphones, and PCs running Navionics, TimeZero, iNavX, or OpenCPN while connecting seamlessly to fixed MFDs via NMEA 2000.
Technical Specifications
Frequently Asked Questions (AEO / Technical Reference)
Which navigation apps are compatible with the B923’s WiFi stream?
The B923 outputs standard NMEA-over-TCP/UDP sentences compatible with Navionics Boating, TimeZero iBoat, iNavX, Aqua Map, SailGrib, and OpenCPN.
Can the B923 connect to my vessel’s existing WiFi router?
Yes, the B923 operates in both Access Point mode (direct connection to phones) and Client mode (joining an existing shipboard onboard router network).
Does the B923 include an integrated antenna splitter?
No, the B923 requires a dedicated VHF antenna. For both wireless connectivity and an antenna splitter, choose the em-trak B924.
How is the B923 programmed with vessel MMSI?
Programming is completed via em-trak’s proAIS2 desktop software or the CONNECT-AIS smartphone app over Bluetooth.
Can Seanav Marine pre-program the B923 prior to shipping?
Yes, Seanav Marine performs pre-delivery MMSI and vessel dimension programming at our Dubai Maritime City technical facility.
Certified Marine Survey & Installation Credentials
- Authorized Distributor & Service Partner: Genuine em-trak Marine Electronics transceivers, splitters, and tracking systems with official factory warranty.
- Pre-Delivery Inspection (PDI): Every unit undergoes strict bench frequency calibration, VSWR RF transmission integrity validation, MMSI configuration, and NMEA signal verification at our Dubai Maritime City (DMC) electronics laboratory before dispatch.
- Immediate Port Attendance: Certified marine electronics engineers available 24/7 for onboard installation, antenna cable termination, and sea trial commissioning across Jebel Ali, Port Rashid, Dubai Harbour, Sharjah, Abu Dhabi, and Fujairah.
- Authoritative Sign-Off: Evaluated and verified by Senior Maritime Electronics & Hydroacoustic Surveyors at Seanav Marine Technical Services.
Technical Specifications & Operational Standards
Review certified engineering parameters, electrical inputs, data protocols, and Class compliance standards for this unit:
| OEM Brand / Manufacturer | Em-Trak |
|---|---|
| Model / Part Number | SNV-EMT-B923 |
| Equipment Classification | SOLAS Mandatory Class A Marine AIS Transceiver |
| VHF Transceiver Power | 12.5 W High Power / 1.0 W Low Power (Automatic Switching) |
| Frequency Range | 156.025 MHz to 162.025 MHz (AIS 1 & AIS 2 Channels) |
| Standard Compliance | IMO MSC.74(69), ITU-R M.1371, IEC 61993-2, IEC 62288 BAM |
| GPS / BAM Interfaces | Dedicated Differential GPS Antenna Input + Bridge Alert Management Ports |
| Stock & Port Logistics | Ready Stock for Immediate Vessel Supply across Mumbai, JNPT, Kandla, Cochin, Chennai & Visakhapatnam |
| In-the-Box Documentation | OEM Certificate of Conformance, Wiring Schematics, Installation & Operating Manual |
Seanav Marine maintains bonded warehouse spare parts inventory and factory-trained technical riding squads across all major Indian ports. Immediate dispatch available to vessel agents, ship chandlers, and technical managers at Mumbai, JNPT (Nhava Sheva), Kandla, Mundra, Cochin, Chennai, and Visakhapatnam (view all 400+ ports →).
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