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From Montserrat to Jamaica

Some plugs match

When travelling from Montserrat to Jamaica: Some of your Montserrat plug types fit in Jamaica (A, B). Bring a compact adapter for the others. Voltage is different (230V → 110V). Check your charger label; if it doesn’t list 110V you’ll also need a voltage converter. Frequency differs (60Hz → 50Hz). Modern phone and laptop chargers are usually fine, but some clocks, motors, and appliances may behave incorrectly.

MontserratMontserrat
JamaicaJamaica

Your plugs

Plug A

Type A

Fits

Plug B

Type B

Fits

Plug G

Type G

No fit

Accepted in Jamaica

Plug A

Type A

Plug B

Type B

2 of 3 plug type(s) match

You: A, B, G • Jamaica: A, B

No fit for: G

Voltage: 230V → 110V

Different voltage

You may need a voltage converter.

Frequency: 60Hz → 50Hz

Different frequency

Check device supports both 50/60 Hz.

You will need an adapter and likely a converter

Adapters you may need

Your plug shape does not fully match. Voltage differs; check for 100–240V support.

About electricity in Jamaica

Jamaica is 110V at 50Hz. An unusual combination, with Type A and B sockets.

JM

Grid & history

Jamaica’s grid runs on a mix of natural gas, heavy fuel oil, and growing solar/wind (Wigton wind farm, Content solar). The 110V/50Hz combination is a legacy quirk that can affect 60Hz-tuned US gear (motors and clocks).

Availability

Reliable in Kingston and tourist areas; outages can occur during hurricane season.

Sockets & hotels

Standard North American Type A/B sockets.

Energy mix

Renewables20%
Fossil80%

Practical tips

  • US plugs fit Jamaican sockets directly.
  • Voltage is 110V like the US, but frequency is 50Hz, so US clocks and some motors will run ~17% slow.

Need an adapter?

Find reliable travel adapters for JM on Amazon.

Browse adapters on Amazon →

Frequently asked questions

Will my Montserrat plug work in Jamaica?
Partly. Some of your Montserrat plug types (Type A, Type B) fit Jamaica sockets, but others do not. Bring a compact adapter for the rest.
What plug type does Jamaica use?
Jamaica uses Type A, Type B. The supply is 110V at 50Hz.
Do I need a voltage converter for Jamaica when travelling from Montserrat?
Jamaica runs on 110V, while Montserrat uses 230V. Check your charger label for a 100 to 240V rating; if it does not list 110V you will also need a voltage converter.
Is the electrical frequency in Jamaica the same as Montserrat?
Frequency in Jamaica is 50Hz, while Montserrat uses 60Hz. Modern phone and laptop chargers handle either, but clocks, motors, and some heating appliances may behave incorrectly.