Categorized by Regional Standards
Chinese Standard (GB) Plug: Features two or three flat, parallel pins; rated for 220V and 10A/16A; suitable for all domestic household applications in China.
European Standard (EU) Plug: Characterized by two round pins (some include a grounding pin); rated for 230V; used in EU countries such as Germany and France.
US Standard Plug: US/Canadian standard featuring one round pin and two flat pins; rated for 120V; used in North America, Japan, and other regions.
UK Standard Plug: UK/Hong Kong standard featuring three flat, rectangular pins; rated for 230V; includes a built-in fuse for enhanced safety.
Other Regional Standards: Includes Australian standard (flat pins in a "V" or "figure-8" shape), South African standard (three round pins), Italian standard, Swiss standard, and other specialized regional types.
Categorized by Structure and Manufacturing Process
Molded Power Plug:The plug and cord are formed as a single unit using high-temperature, high-pressure injection molding; non-detachable, highly stable, and safe; accounts for over 80% of market volume.
Assembled Power Plug: Uses screws to secure the cord; detachable and flexible; suitable for DIY wiring scenarios; widely used in regions like the UK.
Adapter Plug: Used for cross-standard compatibility; converts one country's plug configuration to another to resolve socket compatibility issues during international travel; changes only the physical interface, not the voltage.
