Lenovo GX21X40215 180W Laptop Charger
- Wattage
- 180 W
- Connector
- Barrel
- Works with
- Lenovo
- Released
- 2026

90 W W · Barrel
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HP 90W AC is a 90 W laptop charger with a Barrel plug. Use the same or a higher wattage than the charger that came with your laptop. It came out in 2026.
Check the manufacturer's page before buying.
Provide optimal power and help offset power fluctuations to your HP notebook with a HP 90W Smart AC Adapter. Now available with a new right-angled (90°) connector that reduces cable stress and an optional 4.5mm to 7.4mm conversion dongle. As a replacement or back-up adapter, be prepared with the right connection. Features Operate with confidence with optimal performance using smart-pin technology and reduce the risk of power surges, while drawing only minimal power as needed. Connection versatility with a specially designed dongle allowing for simple conversion from the new standard 4.5mm connector to HP predecessor notebooks with 7.4mm connectors. Tight access made convenient - the new right-angled (90°) 4.5mm connector allows for connecting in limited spaces and reduces cord bending providing better cable management and longevity.
| HP 90W AC | 2-Power ALT281905B 90W Laptop Charger | 2-Power ALT282016B 90W Laptop Charger | 2-Power ALT282125B 90W Laptop Charger | |
|---|---|---|---|---|
| Wattage | 90 W | 90 W | 90 W | 90 W |
| Connector | Barrel | Barrel | Barrel | Barrel |
| Released | 2026 | 2024 | 2024 | 2024 |
90 W W, Barrel.
90 W.
It was released in 2026/03 (HP).
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