Description
Product Overview
This HP NB02 28Wh battery is a genuine replacement part designed specifically for compatible HP devices. Manufactured to meet original specifications, it ensures reliable performance and safety.
Specifications
- Battery Capacity: 28Wh
- Chemistry: Lithium-ion
- Compatibility: See detailed lists below
- Condition: Brand new, factory fresh
Compatibility Information
Part Numbers (P/N)
- 722232-005
- 726241-851
- HSTNN-YB5K
- TPN-Q128
- HP-NB02-28Wh
Model Compatibility
- HP Pavilion 11 x2
- HP Pavilion 11-h000
- HP Pavilion 11-h100 x2
- HP Pavilion 11t-h100 CTO x2
Note: This list represents common compatible models and part numbers. If your specific model or part number isn’t listed, please leave it in the order notes during checkout and we’ll verify compatibility for you.
When to Consider Battery Replacement
| Situation | Description |
|---|---|
| Short Runtime | Battery drains significantly faster than original capacity, lasting less than 1-2 hours |
| Swelling/Bulging | Battery case appears swollen or deformed, creating safety hazard |
| Charging Issues | Battery won’t charge fully or requires frequent recharging |
| System Warnings | Laptop displays “Replace Battery” or similar system alerts |
| Age | Battery is 2-3 years old with noticeable performance degradation |
| Random Shutdowns | Device powers off unexpectedly even with remaining charge |
Estimated Battery Life by Usage
| Usage Scenario | Estimated Duration |
|---|---|
| Web Browsing | 3-4 hours |
| Document Editing | 4-5 hours |
| Video Streaming | 2-3 hours |
| Gaming | 1-2 hours |
| Standby/Idle | 6-8 hours |
Note: These are conservative estimates for a new battery used with older hardware. Actual runtime may be shorter than original performance due to increased software demands and natural hardware aging.
Purchase Benefits
- Next business day shipping
- 30-day money back guarantee
- 1-year manufacturer warranty
- In stock, ready to ship
- Brand new genuine product
- Free shipping included





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