Description
Product Overview
This HP NB02 28Wh battery is a genuine replacement power solution designed specifically for compatible HP devices. With 28Wh capacity, it delivers reliable performance for your mobile computing needs.
Specifications
- Capacity: 28Wh
- Chemistry: Lithium-Ion
- Condition: Brand new
- Compatibility: See detailed list below
Compatibility Information
Part Numbers (P/N)
- 722232-005
- 726241-851
- HSTNN-YB5K
- TPN-Q128
- HP-NB02-28Wh
Compatible Models
- HP Pavilion 11 x2
- HP Pavilion 11-h000
- HP Pavilion 11-h100 x2
- HP Pavilion 11t-h100 CTO x2
When to Replace Your Battery
| Symptom | Description |
|---|---|
| Short Battery Life | Device powers off quickly even when fully charged |
| Swelling/Bulging | Battery appears physically expanded or deformed |
| Overheating | Battery becomes unusually hot during use or charging |
| Charging Issues | Battery won’t charge fully or charges intermittently |
| System Warnings | OS displays “Replace Battery” or similar alerts |
| Age | Battery is over 2-3 years old with reduced performance |
Important Compatibility Note
The compatibility list shown represents only a portion of supported devices. If your specific model or part number isn’t listed, please leave your device model or current battery part number in the order notes during checkout. We will verify compatibility before shipping to ensure you receive the correct battery.
Purchase Benefits
- Ships within one business day
- 30-day money-back guarantee
- 1-year manufacturer warranty
- In stock, ready to ship
- Free shipping included
- 100% brand new product




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