Compatibility
Which sockets accept Type O?
Type O is Thailand's earthed standard. Type C Europlugs are commonly accepted, while mixed and older sockets may also be encountered.
Worldwide plug system
Plug type O: Thai system
Three round contacts in a triangular arrangement, designed for Thailand.
with protective earthrecorded in 1 countries
Common regions
Where is Type O used?
Thailand
Safety
What to check
- !A Europlug remains unearthed.
- !Check that older or multi-standard sockets hold the plug firmly.
Countries using Type O
Sources
Sources for plug type O
World Plugs
International Electrotechnical Commission (IEC) · Primary source
IEC country overview of commonly used plug types, nominal voltages and frequencies.
IEC TR 60083
International Electrotechnical Commission (IEC) · Primary source
IEC technical report covering nationally standardised plug and socket systems.
IEC 60884-2-5
International Electrotechnical Commission (IEC) · Primary source
IEC safety requirements for household adapters with or without protective earth.
Plugs and sockets
World Standards · Supplementary source
Supplementary country and territory overview of plug types, voltage and frequency.
The sources describe the systems commonly used in each destination. A particular building, ship or multi-standard outlet can still differ, so the actual socket and device label remain decisive.
All sources and methodology →