Marshall Islands to South Korea: Complete Plug & Adapter Guide (2026) Adapter Needed

Getting ready for your journey from Marshall Islands to South Korea? Electrical compatibility is easy to overlook, but bringing the wrong plug or forgetting an adapter can leave you scrambling at your hotel. Here's what you need to know.

Your Marshall Islands plugs (Type A, B) won't fit South Korea's outlets (Type C, F). You'll want to grab a universal travel adapter or one specifically designed for South Korea before you depart.

Be aware that Marshall Islands runs on 120V at 60Hz, while South Korea uses 220V at 60Hz. This voltage difference matters for appliances like hair dryers, curling irons, and electric shavers that aren't dual-voltage. Check the label on your devices. If it says "100-240V," you're fine. Otherwise, you'll need a voltage converter.

Don't forget that South Korea hotel rooms sometimes have a universal shaver socket in the bathroom, but these low-wattage outlets aren't suitable for high-draw devices. For reliable charging, use the standard wall outlets with a proper adapter.