Thrane LT-3100 Iridium Communications System

Thrane LT-3100 Iridium Communications System

The Thrane LT-3100 is an Iridium communications system designed and built for the demanding and rough environment at sea.
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The Thrane LT-3100 Iridium Communications System is a maritime satellite communication product from Lars Thrane A/S. 

The LT-3100 system can be used as the primary satellite communication product on vessels, covering the basic communication needs in terms of connectivity between the ship and shore. In addition, the LT-3100 system can be used for crew calling or as a back-up satellite communication product. The LT-3100 system provides voice, SMS, data, vessel tracking, and other Iridium services with competitive airtime rates, making it the perfect satellite communication product on board any vessel

The LT-3100 system is designed for the professional market (deep sea, fishing, and workboats), but can be used for the leisure market as well. The LT-3100 system meets all standards and certification requirements needed for worldwide maritime satellite communication equipment.

Thrane LT-3100 Key Features

  • Voice, SMS, Data and Vessel tracking capabilities
  • High-performance GNSS/GPS receiver
  • Improved voice quality in noisy environments with active noise-canceling microphone
  • Large 4.3” TFT display supporting day and night modes
  • Firewall and user authentication for high level of security 
  • Webserver for configuration and maintenance
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General Specifications
Dimensions 22.4 x 12 x 7 cm
Weight 698 g
Operating Temperature  -15°C to +55°C
IP Rating

IP42 (Front)

IP40 (Back)

Input Voltage 9.6-32.4 VDC
Interfaces Ethernet, auxiliary, power, chassis ground, antenna, handset, Bluetooth, SIM card
Antenna Communication Cable Up to 500m 
Warranty 2 Years 
Maintenance None 
Handset Unit
Dimensions 20.9 x 5.4 x 3.8 cm
Weight 295 g
Operational Temperature -15°C to +55°C
IP Rating IP30
Compass Distance 0.3 m
Antenna Unit
Dimensions 15.1 x 14.9 cm
Weight 882 g
Operational Temperature -25°C to +55°C
IP Rating IP67
Compass Distance 0.3 m
Key Features
Large 4.3” TFT display supporting brightness adjustment and day/ night mode themes
Audio speaker supporting key beep, voice prompt, and alarms
Active noise-canceling microphone 
Responsive keypad with brightness adjustment
Ethernet LAN (RJ45). Connectivity for data, voice (SIP), service and maintenance
Multiple installation options available, including antenna mounting and control unit mounting kits 



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