Seanav Marine

Iridium Certus Maritime Satellite Airtime & GMDSS Safety Activation India

100% Global Pole-to-Pole Coverage IMO Res. MSC.450(99) GMDSS Weather-Resilient L-Band Data
Official Statutory Service Scope

Seanav Marine supplies and activates Iridium Certus global L-band maritime airtime and GMDSS safety services across all Indian ports. With true pole-to-pole coverage, weather-resilient L-band connectivity, and integrated Distress Alerting, we keep vessels compliant and connected in all sea areas (A1 to A4).

Supported OEM Equipment & Multi-Make Coverage

Our marine electronics engineers are factory-trained with proprietary OEM diagnostic interfaces, software keys, and genuine spare parts for leading bridge manufacturers:

Furuno VR-3000 / VR-7000 / FAR-2xx8 / FMD-3x00 JRC JCY-1800 / JCY-1900 / JMR-9200 / JAN-9201 Sperry Marine VisionMaster FT / Navigat 100/200 Tokyo Keiki TG-8000 / BR-3200 / PR-9000 Sailor / Cobham 6000 GMDSS / FleetBroadband Raytheon Anschütz Synapsis / Standard 22 Danelec Marine DM100 / DM200 / DM300 Consilium S-VDR / F2 / Salwico FDAS MacGregor VDR G4 / Baldwin

Technical Specifications & Operational Coverage

Terminals Supported Lars Thrane LT-3100S (GMDSS), Iridium Certus 200 (Thales VesseLINK 200), Iridium Certus 700 (Sailor 4300)
Coverage 100% Global Coverage including Sea Area A4 (Arctic & Antarctic polar waters)
Services GMDSS Distress Alert, Safety Voice, Maritime Safety Information (MSI), High-Speed Crew Data

Standard 4-Step Iridium Certus Commissioning SOP

Our Class-approved technicians execute this standardized procedural workflow to ensure first-time compliance with attending Class surveyors and Indian Port State Control (PSC) inspectors:

  1. SIM Card Provisioning & Account Creation

    Provision marine Iridium SIM cards with chosen monthly data pool and high-priority voice lines.

  2. Antenna Coaxial Feeder Loss Measurement

    Measure insertion loss and VSWR on L-band antenna coaxial cable to ensure optimal satellite link margin.

  3. GMDSS Distress Telephony & MSI Polling Test

    Perform test distress voice call to Maritime Rescue Coordination Center (MRCC) via Iridium satellite constellation.

  4. Class Safety Radio Survey Documentation Handover

    Issue Iridium GMDSS activation certificate for endorsement into vessel Safety Radio Certificate.

24/7 Port & Anchorage Attendance Across India

Seanav Marine provides rapid shore-based and offshore launch boat boarding across all 170+ Major and Minor Indian Ports, including:

Jawaharlal Nehru Port (INNSA) Berth attendance in 2 hours; Mumbai Floating Light (BFL) outer anchorage attendance via Belapur launch pier.
Deendayal Port Kandla (INIXY) Full cargo terminal & Kandla Roads outer anchorage coverage; fast spares transit from Gandhidham warehouse.
Adani Mundra Port (INMUN) Private port fast-track gate clearance; Mundra Roads anchorage rendezvous and SPM tanker support.
Cochin Port / ICTT (INCOK) Willingdon Island depot; OPL East-West international shipping route rendezvous launch service.
Chennai Port & Ennore (INMAA) Coromandel Coast gateway; 3-hour gate pass SLA; Chennai Roads outer anchorage attendance.
Visakhapatnam & Paradip East Coast bulk and container hub; 24/7 shore technician boarding and pilot launch dispatch.

Download Iridium GMDSS Sea Area A1-A4 Compliance Sheet

Regulatory comparison between Inmarsat and Iridium GMDSS carriage requirements for polar transits.

View Iridium GMDSS Compliance Sheet ✉️ Email Technical Desk