In San Juan, they use Type A and B power plugs and outlets. The voltage is 120V, and the frequency is 60Hz.
✅ Good news! You won’t need a travel adapter in San Juan. Their plugs and outlets are the same as our standard Type A and B back in the States.
Quick Overview of the Plugs in San Juan:
- Plug type in San Juan: A and B
- Standard voltage: 120V
- Frequency: 60Hz
- Need a travel adapter? No, you don’t need a travel adapter
- Need a voltage converter? No, a converter isn’t needed
All information is gathered from official sources like local power authorities, IEC standards, and firsthand traveler experiences to ensure accuracy.
San Juan is frequently combined with trips to Jamaica, the Bahamas, or the Dominican Republic. Be sure your plugs will work across destinations.
Power Outlets in San Juan
In San Juan, they use Type A and B power plugs and outlets.
Type A
Type A outlets have two flat prongs and no grounding pin.
Type B
Type B outlets have two flat prongs and a grounding pin. Type A plugs will also fit.
Do You Need a Voltage Converter?
You’ll only run into voltage issues if the country’s voltage is different. Luckily, in San Juan, it’s the same as in the U.S., so no converter is needed!
Always check the power label on your device before using it abroad. If it lists “100-240V, 50/60 Hz”, your device is dual voltage and works with both 120V and 220-240V power sources without a converter. This applies to laptops, tablets, smartphones, cameras, and rechargeable toothbrushes.
Which Travel Devices May Need a Converter?
If you’re even a little unsure about foreign power, err on the side of caution and pack this highly praised converter; it keeps everything from phones to hair tools safe in more than 180 destinations.
Device Need Converter? Notes Phone ❌ No Most modern phone chargers are dual voltage (100–240V) Laptop ❌ No Check the power brick label for 100–240V Hairdryer ❌ No (usually) High wattage; many models are not dual voltage Electric toothbrush ❌ No Most models are 110V only Camera / DSLR ❌ No (usually) Most chargers are dual voltage Power bank ❌ No Charges via USB, adapter is enough Electric shaver / trimmer ❌ No Older or cheaper models may not support 230V Tablet / iPad ❌ No All models are dual voltage Portable fan ❌ No Many models are compatible with 110V Game console ⚠️ Check voltage Newer consoles like PS5 and Xbox are often dual voltage — check to be sure Bluetooth speaker ❌ No Charges via USB E-reader (Kindle, etc.) ❌ No USB charging only, no converter needed