Do I need a power plug adapter for Sao Tome and Principe?

Yes, traveling to Sao Tome and Principe requires a power plug adapter. Sao Tome and Principe uses Type C & F electrical outlets, which may not be compatible with your device plugs. We recommend purchasing universal adapters that support Type C & F plugs.

Do I need a voltage converter for Sao Tome and Principe?

Sao Tome and Principe's standard voltage is 220V with 50Hz frequency. If your device is labeled "100-240V 50/60Hz", you only need a plug adapter. If the device only supports single voltage (like 110V or 220V devices), you'll need a voltage converter to protect your device from damage.

What should I be aware of when using power adapters in Sao Tome and Principe?

When using power adapters, please note: 1) Check adapters and devices for damage before use; 2) Avoid use in humid environments; 3) Don't overload outlets; 4) Choose safety-certified adapters; 5) Immediately disconnect power if devices overheat or behave abnormally. Choose reputable brand adapters for better safety and reliability.

Sao Tome and Principe Voltage and Power Plug Guide - Electrical Standards

Sao Tome and Principe Standard Voltage

220V

Alternating Current (AC)

Sao Tome and Principe Power Frequency

50Hz

Standard

Sao Tome and Principe Electrical Socket Types

Type C Power Plug Type F Power Plug

Multiple Standards Supported

Will my power plugs work in Sao Tome and Principe?

Sao Tome and Principe uses Type C、F electrical outlets with standard voltage of 220V and 50Hz frequency.

If your device plugs don't match Sao Tome and Principe's standards, we recommend purchasing suitable travel adapters in advance to ensure proper use.

What power plug types are used in Sao Tome and Principe?

Type C Power Plug

Two round pins

Type C plugs consist of two round pins and have no grounding. It is one of the most widely used non-grounded plugs in the world.

Type F Power Plug

Two round pins with grounding clips on the sides

Type F plugs have two round pins and grounding clips on the sides of the socket. They are used for grounded circuits of 220-240V and are common in Europe (e.g., Germany, the Netherlands, etc.).

Do you need a voltage converter for Sao Tome and Principe?

Sao Tome and Principe's voltage standards may differ from your device requirements.For devices not supporting wide voltage ranges, we recommend using dedicated voltage converters to protect your device safety.

If you need to address both plug adaptation and voltage conversion, consider combination converter adapters to solve both problems at once.

Electrical Device Compatibility Guide for Sao Tome and Principe

São Tomé and Príncipe has a standard voltage of 220V and a frequency of 50Hz. The commonly used plug types are Type C and Type F. Most travelers will need to carry a plug adapter to fit the local sockets. Major mobile network operators include Unitel and Movicel, which support 4G networks, providing good coverage in urban areas for visitors.

Safety Reminders for Using Electrical Devices in Sao Tome and Principe

⚠️ Important Reminder:In São Tomé and Príncipe, the voltage is 220V and the frequency is 50Hz. Ensure your devices can support this voltage to avoid damage. Use adapters for plug types C or F to connect your devices properly. Be aware that power sockets may differ from those in your home country, so it's advisable to bring an adapter. In case of emergency, dial the local emergency service number: 222.

Power preparation guide for traveling to Sao Tome and Principe

In São Tomé and Príncipe, the standard voltage is 220V with a frequency of 50Hz. Make sure your electronic devices can support this voltage and frequency. Bring a converter suitable for type C or F plugs for charging and using your devices. Check if your devices require a transformer to avoid damage. When using electrical appliances, be aware of local electrical safety and avoid using them in damp environments.

Additional Notes：Sao Tome and Principe operates on a voltage of 220V and a frequency of 50Hz. Before traveling, it is advisable to check whether your electrical devices are compatible with 220V. If your devices only work on 110V, you may need to bring a transformer or adapter. Additionally, the plug types used in the country are types C and F, so ensure you have the appropriate plug converter to use your electronic devices. Given that the power supply may be unstable, it is recommended to carry a backup power source or a power bank in case of power outages during your trip.

Frequently Asked Questions

Do I need a power plug adapter for Sao Tome and Principe?
Yes, traveling to Sao Tome and Principe requires a power plug adapter. Sao Tome and Principe uses Type C、F electrical outlets, which may not be compatible with your device plugs. We recommend purchasing universal adapters that support Type C、F plugs.

View Travel Adapters on Amazon
Do I need a voltage converter for Sao Tome and Principe?
Sao Tome and Principe's standard voltage is 220V with 50Hz frequency. If your device is labeled "100-240V 50/60Hz", you only need a plug adapter. If the device only supports single voltage (like 110V or 220V devices), you'll need a voltage converter to protect your device from damage.

View Voltage Converters on Amazon
Which devices need voltage converters in Sao Tome and Principe?
The following devices typically need voltage converters: hair dryers, straighteners, irons, some small appliances. The following devices typically only need plug adapters: phone chargers, laptops, tablets, camera chargers, electric toothbrush chargers. Check the voltage range on device labels before use. If you need to address both plug adaptation and voltage conversion, consider purchasing combination converters.

View Combination Converters on Amazon
What should I be aware of when using power adapters in Sao Tome and Principe?
When using power adapters, please note: 1) Check adapters and devices for damage before use; 2) Avoid use in humid environments; 3) Don't overload outlets; 4) Choose safety-certified adapters; 5) Immediately disconnect power if devices overheat or behave abnormally. Choose reputable brand adapters for better safety and reliability.
Where can I buy power adapters for Sao Tome and Principe?
You can purchase from: 1) Online before departure for convenience and variety; 2) Airport duty-free or electronics stores; 3) Local electronics stores, convenience stores, or supermarkets in Sao Tome and Principe. We recommend preparing adapters before traveling to avoid search hassles after arrival. Choose universal adapters supporting multiple country standards for better practicality.
What are dual voltage devices? How to identify them?
Dual voltage devices can work under different voltage standards, typically labeled "100-240V" or "110-240V". Identification method: Check labels on device power adapters or chargers - if showing voltage range (like 100-240V), it's dual voltage and only needs plug adapters in Sao Tome and Principe. If showing only single voltage (like 220V), you'll need voltage converters.

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Sao Tome and Principe Voltage Standards and Power Plug Types