Do I need a Travel Adapter?
Are you traveling to a different country and want to know if you need a travel adapter for your electronic devices to work with local sockets and plugs? Check it right now with our travel guide:
Power Plugs and Electricity in Guam
Guam uses plugs and sockets (=outlets) of Type A and B. The sockets are designed to be compatible with plugs of Type A, B.
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Be careful because of the difference in frequency.
Power Plugs and Electricity in Guam
Plugs & Sockets
Guam uses plugs and sockets (=outlets) of Type A and B. The sockets are designed to be compatible with plugs of Type A, B.
Electricity Specification
Voltage: The standard voltage in Guam is 110 V.
Frequency: The electrical frequency in Guam is 60 Hz.
The following sockets are available in Guam:
B
A
What plugs from Japan can I use in Guam?
In Japan Type A and B plugs are common. These are designed to work with Type A, B sockets.
Guam uses sockets of type A and B. These sockets are compatible with plugs of type A, B
Therefore, you can use the following plugs from Japan when traveling within Guam:
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✓
compatible
yes/no
yes/ no
X
What travel adapter do I need for Guam?
While you won't need a power adapter for your devices from Japan when traveling within Guam, it's always a good idea to have a universal travel adapter on hand. Especially, if you travel frequently. You can find a selection of high-quality universal power adapters on online.
travel adapter
Do I need a Voltage Converter in Guam?
The standard voltage in Guam (110 V) matches more or less the voltage supply in Japan (100 V). Generally, this should not be a problem for your devices.
Additionally, be aware that the frequency in Guam differs.
Japan
100
50
V
Hz
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Guam
110
60
V
Hz
Finding a suitable voltage converter can be challenging. It is essential to be aware that not all converters can adjust the frequency of electricity, and using an incompatible voltage converter can pose several risks:
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Overheating and Reduced Lifespan: Incorrect voltage may cause your devices to overheat, potentially damaging them and shortening their lifespan.
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Unexpected Behavior: Devices might not operate correctly if the frequency does not match their design specifications. This is particularly risky for devices with motorized components or electronic chips, such as clocks, shavers, and medical equipment.
Caution Advised: If you choose to use your electronic devices without a compatible converter, do so at your own risk. It's particularly important to exercise caution with devices that rely heavily on correct voltage and frequency to operate safely.
Safe Practice Recommendation: To avoid these risks, it's advisable to always use a voltage converter that matches your device's specifications. This ensures safe operation and protects your devices while abroad.
Find power adapters on:
Frequently asked questions
What type of power plugs are used in Guam?
Guam uses power plugs and sockets of type A and B.
What voltage is used in Guam?
Guam operates on a supply voltage of 110 V and a frequency of 60 Hz.
Can I use Japan plugs in Guam?
All of the plugs Type A and B that are used in Japan should be compatible in Guam.
Yes, Japan and Guam use exactly the same plugs.
Do Japan and Guam use the same plugs?
What travel adapter is best for Guam?
We recommend the use of a universal travel adapter, since you will be able to use it on all your future travels. You can easily find one online.