Safety communications using Fleet 77

Inmarsat Fleet 77 offers voice and the choice of mobile ISDN up to 64kbps or an always-on Mobile Packet Data Services (MPDS) for cost-effective, global communications.

Fleet 77 also meets the distress and safety specifications of the GMDSS for voice communication. Through four-stage voice pre-emption and prioritisation, the service supports the accreditation of ships’ systems and ensures high priority distress and safety needs are met.

Fleet 77 coverage map

The Fleet 77 service will close on 1 December 2020. More details of the end of life schedule can be found here.