Power Plug Type A
100–127 V • 60 Hz • Not grounded – no earth pin, just two parallel flat blades.
Type A power plug, also known as the North American plug, has two flat parallel pins. It is standardized by NEMA (NEMA 1-15) and is widely used in the US, Canada, Mexico, and parts of Central/South America.
Key facts
- Grounding: Not grounded – no earth pin, just two parallel flat blades.
- Voltage: 100–127 V
- Frequency: 60 Hz
Where it’s used
USA, Canada, Mexico, Japan, Central America
History
Developed in the early 20th century in North America. Still widely used but gradually being replaced by grounded Type B for safety.
Frequently asked questions
- Where is Type A used?
- Type A sockets are common in USA, Canada, Mexico, Japan, Central America.
- What voltage and frequency does Type A use?
- Type A is rated for 100–127 V at 60 Hz.
- Is the Type A plug grounded?
- Not grounded – no earth pin, just two parallel flat blades.