SOLAS Chapter IV

SOLAS Chapter IV: Radiocommunications

226 products · 20 manufacturers · 6 categories

Requirements for GMDSS (Global Maritime Distress and Safety System) equipment including EPIRBs, SARTs, VHF/MF/HF radios, and AIS devices. Ensures ships can communicate distress alerts and receive safety information.

Key regulations

  • Regulation 7
    Radio equipment -- General
    VHF radio, MF/HF radio, Inmarsat, NAVTEX, EPIRB, SART based on sea area
  • Regulation 8
    GMDSS watch-keeping
    Continuous DSC watch on VHF Channel 70 and MF 2187.5 kHz

Product categories under Chapter IV

VHF Radios
75 products
Very High Frequency radios for ship-to-ship and ship-to-shore communication.
Pyrotechnics & Flares
42 products
Visual distress signals including parachute rockets, hand flares, and smoke signals.
Distress Signals
38 products
Audible and visual distress signaling devices.
EPIRBs
37 products
Emergency Position Indicating Radio Beacons for satellite distress alerting.
SART Transponders
15 products
Search and Rescue Transponders for location identification.
AIS Devices
14 products
Automatic Identification System transponders and receivers.

Manufacturers with Chapter IV products

ACR Electronics
United States
AMI Marine
United Kingdom
Cobham SATCOM (SAILOR)
Denmark
Comet
Germany
Daniamant
Denmark
Furuno Electric
Japan
Hansen Protection
Norway
Icom
Japan
Intellian Technologies
South Korea
JRC
Japan
Jotron
Norway
Kannad Marine
Netherlands
LALIZAS
Greece
MASCYF
Spain
McMurdo
United Kingdom
Ocean Safety
United Kingdom
Ocean Signal
United Kingdom
Orion Safety Products
United States
Pains Wessex
United Kingdom
Samyung ENC
South Korea