From Guam to El Salvador
When travelling from Guam to El Salvador: Good news: all your Guam plug types fit in El Salvador. Voltage is different (110V → 120V). Check your charger label; if it doesn’t list 120V you’ll also need a voltage converter. Frequency is the same at 60Hz.
Guam
El SalvadorYour plugs
Type A
Fits
Type B
Fits
Accepted in El Salvador
Type A
Type B
2 of 2 plug type(s) match
You: A, B • El Salvador: A, B
Voltage: 110V → 120V
Different voltage
You may need a voltage converter.
Frequency: 60Hz → 60Hz
Same frequency
Plugs fit, but voltage differsAdapters you may need
Voltage differs; check for 100–240V support.
About electricity in El Salvador
El Salvador runs on 120V/60Hz with Type A and B sockets.
Grid & history
El Salvador’s grid is significantly geothermal (Ahuachapán, Berlín plants) plus hydropower and oil. The country has invested in geothermal expansion since the 1970s.
Availability
Reliable.
Sockets & hotels
Standard North American sockets.
Energy mix
Geothermal is a major source.
Practical tips
- US plugs fit local sockets directly, so US travellers do not need an adapter.
- The supply matches the US 120V, so US chargers work directly.
Frequently asked questions
- Will my Guam plug work in El Salvador?
- Yes. Every Guam plug type (Type A, Type B) fits in El Salvador sockets without an adapter.
- What plug type does El Salvador use?
- El Salvador uses Type A, Type B. The supply is 120V at 60Hz.
- Do I need a voltage converter for El Salvador when travelling from Guam?
- El Salvador runs on 120V, while Guam uses 110V. Check your charger label for a 100 to 240V rating; if it does not list 120V you will also need a voltage converter.
- Is the electrical frequency in El Salvador the same as Guam?
- Frequency in El Salvador is 60Hz, the same as Guam.