From Tonga to Saint Martin
When travelling from Tonga to Saint Martin: None of your Tonga plug types fit in Saint Martin. You will need a travel adapter. Voltage is different (240V → 230V). Check your charger label; if it doesn’t list 230V you’ll also need a voltage converter. Frequency differs (50Hz → 60Hz). Modern phone and laptop chargers are usually fine, but some clocks, motors, and appliances may behave incorrectly.
Tonga
Saint MartinYour plugs
Type I
No fit
Accepted in Saint Martin
Type C
Type E
0 of 1 plug type(s) match
You: I • Saint Martin: C, E
No fit for: I
Voltage: 240V → 230V
Different voltage
You may need a voltage converter.
Frequency: 50Hz → 60Hz
Different frequency
Check device supports both 50/60 Hz.
You will need an adapter and likely a converterAdapters you may need
Your plug shape does not fully match. Voltage differs; check for 100–240V support.
About electricity in Saint Martin
Saint Martin (French side) is 230V/60Hz with Type C and E sockets. French electrical standards.
Grid & history
EDF Saint-Martin supplies the French side, primarily from heavy fuel oil with growing solar.
Availability
Reliable.
Sockets & hotels
Type E (French) is standard.
Energy mix
Practical tips
- European C/E adapter works.
- Voltage is 230V, but frequency is 60Hz, unlike most 230V countries.
- Different from the Dutch side (Sint Maarten). See that page.
Frequently asked questions
- Will my Tonga plug work in Saint Martin?
- No. None of your Tonga plugs (Type I) fit in Saint Martin sockets (Type C, Type E), so you will need a travel adapter.
- What plug type does Saint Martin use?
- Saint Martin uses Type C, Type E. The supply is 230V at 60Hz.
- Do I need a voltage converter for Saint Martin when travelling from Tonga?
- Saint Martin runs on 230V, while Tonga uses 240V. Check your charger label for a 100 to 240V rating; if it does not list 230V you will also need a voltage converter.
- Is the electrical frequency in Saint Martin the same as Tonga?
- Frequency in Saint Martin is 60Hz, while Tonga uses 50Hz. Modern phone and laptop chargers handle either, but clocks, motors, and some heating appliances may behave incorrectly.