For laptop power setups, “2-pin” refers to two distinct parts of the charging system: the AC power cord (from the wall to the adapter brick) and the DC adapter tips (from the brick to the laptop).
Accessories
POWER CABLES-Laptop All 2-Pin adaptors
Fr 35,000
+ Free Shipping1. 2-Pin AC Power Cords (Wall to Brick)
These are universal cables used by many double-insulated laptop power bricks that do not require a ground pin.
- IEC C7 / C8 (“Figure-8” or “Shotgun”): The most common 2-pin laptop cord. It features two round holes side-by-side.
- Non-Polarized: Both sides of the “8” are rounded.
- Polarized: One side is flat and the other is rounded to ensure it is plugged in a specific way.
- NEMA 1-15 (Wall Plug): The standard North American 2-prong plug that connects these cables to the wall.
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2. Universal 2-Pin DC Adapter Tips (Brick to Laptop)
If you are looking for the connector that plugs into the laptop itself, universal kits often use a 2-pin “tip” system to swap between different laptop brands. Common 2-pin barrel sizes include:
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| Tip Size (Outer x Inner) | Common Brand Compatibility |
|---|---|
| 6.3 x 4.0 mm | Sony, Fujitsu, Samsung |
| 5.5 x 2.5 mm | Asus, Acer, HP, Dell, Lenovo, Toshiba |
| 5.5 x 1.7 mm | Acer, Sony, Dell |
| 4.8 x 1.7 mm | HP, Asus |
| 4.5 x 3.0 mm (with pin) | HP, Dell |
| 3.0 x 1.0 mm | Acer, Asus |
| Yellow Square | Lenovo (USB-style 2-pin) |
3. Buying Guide for 2-Pin Adapters
When replacing a 2-pin charger, you must match three critical specs from your original brick:
- Voltage (V): Must match exactly (e.g., 19V).
- Amperage (A) / Wattage (W): Can be equal to or higher than the original, but never lower.
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