LARS Thrane LT-3100 System

Lars Thrane LT-3100S GMDSS Terminal

The LT-3100S Iridium GMDSS terminal from Lars Thrane is the first GMDSS solution to be available for the Iridium GMDSS service.

Related Case Studies

The LT-3100S GMDSS terminal from Lars Thrane A/S is the first GMDSS solution to be available for Iridium's 100% global coverage GMDSS service. It provides, not only, the key services for GMDSS compliance - such as Distress Alert and Maritime Safety Information (MSI) - but also incorporates non-GMDSS features - non-priority voice, data and SMS - in one small form factor. The LT-3100S GMDSS terminal utilises the Iridium satellite network.

The LT-3100S Iridium GMDSS Terminal from Lars Thrane A/S is the first GMDSS solution to be available for the Iridium GMDSS service. It provides, not only, the key services for GMDSS compliance - such as Distress Alert and Maritime Safety Information (MSI) - but also incorporates non-GMDSS features - non-priority voice, data and SMS - in one small form factor.

The LT-3100S GMDSS terminal is designed to exceed the requirements of the GMDSS and is an alternative to the Inmarsat C/mini-C terminals and combines voice and data capabilities with 100% global coverage. The LT-3100S GMDSS terminal consists of a control unit, handset, and an antenna unit. A single cable solution connects the control unit with the antenna unit – with cable runs up to 500 meters possible.

The LT-3100S GMDSS terminal is not only designed for GMDSS services, it also offers SSAS (via additional equipment) and LRIT functionalities. It 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, and vice versa via voice, SMS and data. With competitive airtime rates, it’s the perfect satellite communication product onboard any vessel.

Support for:

  • External Alarm Panels
  • GMDSS Printer
  • Bridge Alert Management (BAM)

The LT-3100S Iridium GMDSS terminal is very easy to install; the control unit can be installed using either a bracket mount (included) or flush mount (option), and the antenna unit can be mounted using either a pole mount (1.5″ tube) or angle bracket mount (1″ to 2.5″ tube).

Download Product Sheet




  • Features and Benefits
  • Technical Information

Features and Benefits

Distress Alert & Safety Voice
100% Global GMDSS Coverage (Sea Areas A1 to A4)
Maritime Safety Information (MSI)
Long Range Identification and Tracking (LRIT)
Ship Security Alert System (SSAS), via additional equipment
Voice, SMS, SBD, and Modem Data (non-priority)
Large 4.3″ TFT display on Control Unit
Operational temperature range from -40°C to +55°C (-40°F to +131°F)
Single antenna cable solution (up to 500 m)

Control Unit: IP32 Handset Unit: IP32 Antenna Unit: IP67

687g

Antenna Unit: 15.1 x 0 x 14.9 cm

2.4 kbps and 10 kbps compressed data

Control Unit: 22.4 x 12.0 x 7.0 cm Handset Unit: 20.9 x 5.3 x 3.8 cm

Control Unit: 658g Handset Unit: 290g Antenna Unit: 687g

Control Unit: -15°C to +55°C | Handset Unit: -15°C to +55°C | Antenna Unit: 40°C to +55°C


Are you ready to talk?

CONTACT US
Gear Icon
Dedicated account manager
Spanner Icon
24 / 7 support
Hand Icon
Custom solutions
Email Subscribe
Copyright © 2025 AST Networks Registered in England Company No: 2153172, VAT No: GB 720 1086 83
CHAT WITH SUPPORT
linkedin facebook pinterest youtube rss twitter instagram facebook-blank rss-blank linkedin-blank pinterest youtube twitter instagram