Lars Thrane LT-3100S GMDSS/LRIT/SSAS terminal

** Now available direct from CLS UK. Special introductory offers available. **

The world’s first IMO-approved Iridium GMDSS terminal with full global coverage for distress, voice, data, and tracking (LRIT, SSAS, Fleet)

Tailored Bundles

We can create a tailored package that combines the LT-3100S terminal with essential compliance and safety services, ensuring your vessel is fully equipped:

  • LRIT Testing – Compliance testing and setup for Long Range Identification and Tracking (authorised Flags only)
  • SSAS – Ship Security Alert System (requires additional hardware)
  • Fleet Tracking – Monitor your vessel through our globally recognised Themis Fleet Monitoring System
  • GMDSS Services – Maintenance, support, and certification to keep your vessel compliant
  • Create a customised solution that provides both equipment and services, making it a cost-effective way to keep your vessel safe and compliant worldwide.

Key Features

  • 100% Global Iridium GMDSS Coverage
  • SOLAS & IMO Approved (Sea Areas A1–A4)
  • Distress Alert, Safety Voice, Maritime Safety Info
  • Non-priority Voice, SMS, and Data Services
  • Built-in GNSS/GPS Tracking with NMEA Output
  • Expandable with SSAS, Alarm Panels, Printer
  • 500m Coax Cable Option for Antenna Mounting
  • IP67 Antenna | Rugged Marine Design

Technical Specifications

  • Control Unit (LT-3110S): 224 × 120 × 70 mm / 658g | IP32 | 12–24V DC
  • Handset (LT-3120): 208.8 × 52.8 × 38.2 mm / 290g | IP32
  • Antenna (LT-3130): Ø149.5mm × 151.1mm / 687g | IP67 | -40°C to +55°C
  • Cable Support: Up to 500m Coaxial (Single N Connector)
  • Certifications: MED, Wheelmark, RED, FCC, RoHS2


📄 Download PDF Datasheet

Request a Quote or Bundle Package

Contact our marine electronics team today for pricing, availability, and bundle options including LRIT, SSAS, and GMDSS services alongside your LT-3100S terminal. We respond within 24 hours (business days).