Caribbean · plug & voltage guide
Cayman Islands plug type and voltage
The Cayman Islands uses Types A and B outlets at 120 V and 60 Hz. U.S. plugs fit the outlets in the Cayman Islands.
Verified Oct 17, 2026By Steven MoHow we check Report a correction
All are used; check your hotel
U.S. outlets: 120 V
U.S.: 60 Hz
No converter needed
Quick answer
The Cayman Islands uses Types A and B at 120 V. U.S. plugs fit the outlets in the Cayman Islands. The Cayman Islands uses 120 V, the same as the United States.
- Plug types
- Type A, Type B
- Voltage and frequency
- 120 V, 60 Hz
- Adapter from the U.S.
- No adapter needed
- Converter
- No converter needed
Do I need a plug adapter?
- Plugs
- Types A and B
- Voltage
- 120 V
- Frequency
- 60 Hz
U.S. plugs fit the outlets in the Cayman Islands.
The Cayman Islands uses 120 V, the same as the United States.
The outlets you'll find in the Cayman Islands
Type A
Two flat parallel pins
Not grounded · also used in U.S., Canada, Mexico, Japan
Type B
Two flat pins and a round grounding pin
Grounded · also used in U.S., Canada, Mexico
What to pack for the Cayman Islands
- No plug adapter: your U.S. plugs fit.
- A small U.S. power strip, so one outlet charges everything.
Check the label first
Look for the input line on your charger or device. INPUT: 100–240V means it works anywhere with just a plug adapter. A single number such as 120V means it only works at that voltage.
Plugs in other Caribbean destinations
- AnguillaA, B · 110 VNo adapter
- Antigua and BarbudaA, B · 230 VNo adapter
- ArubaA, B, F · 127 VSometimes Type C
- BahamasA, B · 120 VNo adapter
- BarbadosA, B · 115 VNo adapter
- Bonaire, Sint Eustatius and SabaA, B · 127 VNo adapter
- British Virgin IslandsA, B · 110 VNo adapter
- CubaA, B, C, L · 110 VSometimes Type C
- CuraçaoA, B, F · 127 VSometimes Type C
- DominicaD, G · 230 VType D
- Dominican RepublicA, B, C · 120 VSometimes Type C
- GrenadaG · 230 VType G
- GuadeloupeC, E · 230 VType C
- HaitiA, B · 110 VNo adapter
- JamaicaA, B · 110 VNo adapter
- MartiniqueC, E · 220 VType C
- MontserratA, B · 230 VNo adapter
- Puerto RicoA, B · 120 VNo adapter
- Saint MartinC, E · 220 VType C
- Sint MaartenA, B · 120 V or 220 VNo adapter
- St. Kitts and NevisA, B, D, G · 230 VSometimes Type D
- St. LuciaA, B, G · 240 VSometimes Type G
- St. Vincent and the GrenadinesA, B, G · 230 VSometimes Type G
- Trinidad and TobagoA, B · 115 VNo adapter
- U.S. Virgin IslandsA, B · 110 VNo adapter
Cayman Islands plug FAQ
The Cayman Islands uses Types A and B.
Sources
Last verified Oct 17, 2026. Plug types and voltages rarely change, but hotels sometimes have older or international outlets.
- IEC: World Plugs, plug types and voltages by country
- Wikipedia: Mains electricity by country (compiled from IEC data)
Read how we collect and check this data, or tell us if something's out of date.
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