Lars Thrane LT-3100S Iridium GMDSS Terminal (plus voice, data, tracking; SSAS & LRIT Options)

A Complete Maritime Communication and Safety System

The Lars Thrane LT-3100S Iridium GMDSS Terminal is a modern and reliable solution for maritime communication. It is built to meet the high standards of the Global Maritime Distress and Safety System (GMDSS). This terminal ensures strong and consistent communication across the world’s oceans.

Key Features

• Global Coverage:
  The system works in Sea Areas A1 to A4. It even covers polar regions, thanks to the Iridium satellite network.
• GMDSS Approved:
  The LT-3100S supports all GMDSS functions, including Distress Alert, Safety Voice, and Maritime Safety Information (MSI). It is approved for SOLAS vessels.
• Multiple Functions in One Device:
  This system provides voice calls, SMS, data, vessel tracking, SSAS, and LRIT. All these services are available through one compact unit.
• Accurate Tracking:
  It includes a high-quality GNSS/GPS receiver. This helps in precise vessel tracking and location updates.
• Simple Installation:
  A single antenna cable connects the control unit and antenna. You can run this cable up to 500 meters, which simplifies installation on large ships.
• Durable Design:
  The system is built to withstand tough marine environments. The antenna has an IP67 rating, and the control and handset units are IP32 rated.
• Easy Setup and Maintenance:
  You can access the system through a web interface. This makes configuration and routine checks much easier.

Technical Specifications

Certified for Safety and Compliance

The LT-3100S is fully certified for international use:

• MED (Wheelmark – Module B & D)
• CE (RED Directive)
• FCC, ISED, ANATEL
• RoHS2 compliant
• Iridium Network certified

These approvals ensure the device is safe, legal, and ready for global deployment.

Easy Installation and Support

The system is designed for fast and simple installation. All parts and mounting kits are included. Thanks to the single antenna cable design, installation takes less time and effort. Furthermore, the built-in web interface helps with both setup and future updates.

Ideal for All Types of Vessels

This device is suitable for many types of marine operations:

• Cargo ships
• Offshore platforms
• Navy and defense vessels
• Ferries and cruise liners
• Commercial fishing boats

In every case, it improves safety, communication, and tracking.

Why Choose SEANAV?

SEANAV is an official provider of the LT-3100S terminal. Our certified marine engineers handle installation and support. We ensure the system runs smoothly—no matter where your vessel sails.

Frequently Asked Questions (FAQs)

1. What areas are covered by the LT-3100S?
It offers full global coverage—including polar regions—via the Iridium satellite network.

2. Is it approved for GMDSS?
Yes. It meets SOLAS GMDSS requirements for all Sea Areas (A1–A4).

3. Can I use this for SSAS and LRIT?
Yes, when paired with the LT-3140 interface unit.

4. What communication types are supported?
It allows voice calls, SMS, data, and vessel tracking.

5. Is the system hard to install?
No. It uses one long antenna cable, which makes installation easier.

6. What is the operating temperature?
Control/handset: -15°C to +55°C
Antenna: -40°C to +55°C

7. Is it waterproof?
Yes. The antenna is fully waterproof (IP67), and the control/handset units are splash-resistant (IP32).

8. Do I need a printer?
No printer is needed. The system uses digital storage for alerts and logs.

9. Can crew members use it to call home?
Yes. It supports voice and SMS services for crew welfare.

10. How do I maintain the system?
Use the web interface to run checks and make updates easily.