Description
Product Overview
This Dell 266J9 51Wh battery is a genuine replacement part designed specifically for compatible Dell laptops. It comes with a 51Wh capacity and ensures reliable performance for your mobile computing needs.
Specifications
- Battery Type: Lithium-Ion
- Capacity: 51Wh
- Voltage: 11.4V
- Condition: Brand New
- Compatibility: See detailed list below
Compatibility Information
Part Numbers (P/N)
- 0266J9
- 0M4GWP
- M4GWP
- OM4GWP
- 266J9
Models
- Dell G3 15 (3500)
- Dell G3 15 (3590)
- Dell G5 15 (5500)
- Dell G5 15 (5500-G7617)
- Dell G5 15 (5500-ND60C)
- Dell G5 15 (5500-R8K5D)
- Dell G5 15 (5500-RVHTJ)
- Dell G5 15 SE (5505)
- Dell Inspiron 14 (5490)
- Dell Inspiron 14 (5490-6C55V)
- Dell Inspiron 14 (5490-71GFK)
- Dell Inspiron 14 (5490-740M5)
- Dell Inspiron 14 (5490-8446)
- Dell Inspiron 14 (5490-H23JG)
- Dell Inspiron 14 (5490-M2RXW)
Note: This is not a complete list of all compatible part numbers and models. If you don’t see your specific model or part number listed, please leave your laptop model or battery part number in the order notes during checkout, and we will verify compatibility for you.
When to Replace Your Battery
| Situation | Description |
|---|---|
| Short Runtime | Battery drains quickly even after full charge, lasting less than 1 hour |
| Swelling/Bulging | Battery appears physically swollen or deformed |
| Charging Issues | Battery won’t charge fully or stops charging intermittently |
| System Warnings | Laptop shows “Consider replacing your battery” or similar messages |
| Random Shutdowns | Computer turns off unexpectedly even with charge remaining |
| Age | Battery is over 2-3 years old with noticeable performance decline |
Estimated Battery Life
| Usage Scenario | Estimated Runtime |
|---|---|
| Web Browsing & Email | 3-4 hours |
| Document Editing | 4-5 hours |
| Video Streaming | 2-3 hours |
| Gaming | 1-1.5 hours |
| Mixed Use | 3-4 hours |
Note: These are conservative estimates for a new battery in an older laptop. Actual runtime may be shorter than when your laptop was new due to increased software demands and hardware aging.
Purchase Benefits
- Ships within one business day
- 30-day money back guarantee
- 1-year warranty included
- In stock, ready to ship
- Brand new product
- Free shipping
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