Inmarsat IsatPhone Satellite Phone Prepaid SIM Card

Product Description

The Inmarsat IsatPhone Prepaid SIM Card is a non-contract satellite service solution designed for Inmarsat’s IsatPhone handsets (such as the IsatPhone 2 and IsatPhone Pro). It allows users to load airtime in advance, use the service as needed, and avoid monthly bills. With global coverage (excluding extreme polar regions), this prepaid SIM card is ideal for voice and SMS communication in remote or off-grid locations.

Key Features & Highlights

• Prepaid, contract-free: Purchase airtime upfront and use it as needed.

• Near-global coverage: Operates in most of the world, excluding the extreme polar regions.

• Free incoming calls and SMS: Only outgoing communications consume airtime units.

• Flexible usage: Units can be used for calls, SMS, or voicemail access.

• Rechargeable: Airtime can be refilled before expiry to extend service and preserve units.

• Online activation: Simple activation and management options through many resellers.

• No roaming charges: The global satellite network avoids conventional roaming costs.

Typical Uses

• Remote travel or expeditions: Ideal for explorers, hikers, and adventurers.

• Maritime communication: Useful for sailors, offshore workers, and maritime crews.

• Emergency and disaster response: A dependable backup when local infrastructure fails.

• Field operations: Used by NGOs, journalists, or researchers in remote regions.

• Seasonal users: Great for users who don’t need a year-round contract.

Specifications & Technical Information

Compatibility

• Compatible with IsatPhone 2 and IsatPhone Pro satellite handsets.

• Not compatible with other satellite phone networks (Iridium, Thuraya, Globalstar).

Coverage

• Global coverage between approximately 82°N and 82°S latitudes.

• Requires a clear, unobstructed view of the sky for a reliable signal.

Airtime Units & Validity Examples

Unit Usage (Typical Rates)

• Outgoing voice calls: ~1.3 to 1.5 units/minute (to landlines or mobiles)

• SMS (outgoing): ~0.5 to 0.6 units per message

• Incoming voice calls and SMS: Free

• Calls to other satellite networks: Up to 12 units/minute or more

Activation and Expiry

• SIM cards are generally sold inactive and can be activated later.

• Validity period starts once the airtime is activated.

• Unused units may be rolled over if recharged before expiry (depending on the provider).

• Failure to top up before expiry may result in SIM deactivation and loss of number/units.

Highlights

• Flexible and cost-controlled with no long-term commitments

• Dependable communications where no cellular network exists

• Free incoming calls and messages

• Easy to manage and top up

Summary

The Inmarsat IsatPhone Prepaid SIM Card offers a reliable, pay-as-you-go solution for voice and SMS communications via satellite. It is best suited for users in remote areas, emergency planners, maritime professionals, and travelers who need dependable off-grid communication without committing to long-term contracts. While not cost-effective for heavy daily use, it’s an excellent tool for safety, coordination, and emergency communication when cellular coverage is unavailable.