Lars Thrane LT-4100 Satcom System

Product Type: Midband Terminal
MODEL #: LT-4100

The Lars Thrane LT-4100 Satcom System, from Lars Thrane A/S, is a maritime satellite communication product that operates on the Iridium® satellite network using Iridium Certus® 100 services. The LT-4100 system is designed for the professional market (deep sea, fishing, and workboats), but can be used for the leisure markets as well. It’s built for the demanding and rough environment at sea and has all standards and certification requirements needed for worldwide maritime satellite communication equipment. More than 40 years of experience have been put into the design and construction of the LT-4100 system, with an exceptional performance and specification level.

Key Features:

  • Two (2) High Quality Voice Lines
  • Firewall and User Authentication for Security
  • High Performance GNSS/GPS Receiver
  • Web Server for Configuration and Maintenance
  • Prepared for Iridium® GMDSS When Available

SERVICES: Iridium Certus® 100


  • Crew Welfare
  • Maritime Safety & Compliance
  • On-Board Communications
  • VSAT Companion



  • Fisheries & Commercial Fishing
  • Leisure Boating
  • Merchant Shipping
  • Workboat

Personal Communications

  • Leisure Boating


  • Size / Dimensions:
    — Antenna: 162mm x 182mm
    — Control Unit: 224.0 x 120.0 x 70.0 mm
  • Weight:
    — Antenna: 1390 g
    — Control Unit: 658 g
  • Ingress Protection:
    — Antenna: IP67
    — Control Unit: IP32
  • Operating Temperature: -15 to +55°C
  • Data Speed:
    — Transmit Up to 22 Kbps
    — Receive Up to 88 Kbps