Description
Product Overview
This Dell 2F8K3 86Wh replacement battery is designed to restore your laptop’s original performance. Manufactured to meet Dell’s quality standards, it delivers reliable power for compatible Dell and Alienware systems.
Specifications
- Battery Capacity: 86Wh
- Voltage: 11.4V
- Chemistry: Lithium-Ion
- Condition: Brand New
- Part Number: 2F8K3
Compatibility Information
Part Numbers (P/N)
- 2F8K3, 02F8K3
- 0KJ2PX, KJ2PX
- 0G33TT, G33TT, J33TT
- 20YHZ1
- 451-BBCB
- 6G7PX
Models
- Dell Alienware 17, 17X, 18, 18X
- Dell Alienware 17 P18E, P18E001
Note: This list represents common compatible models and part numbers. If your specific model or battery part number isn’t listed, please include it in the order notes during checkout. We’ll verify compatibility before shipping.
When to Replace Your Battery
| Situation | Description | Recommended Action |
|---|---|---|
| Short Runtime | Battery drains quickly, lasting less than 1 hour under normal use | Replace immediately |
| Swelling/Bulging | Battery appears swollen or causes case separation | Replace urgently for safety |
| Charging Issues | Won’t charge fully or requires frequent recharging | Replace battery |
| System Warnings | Laptop shows “Consider replacing your battery” messages | Replace soon |
| Age | Battery is 2+ years old with noticeable performance drop | Consider replacement |
| Random Shutdowns | System shuts down unexpectedly even with charge remaining | Replace immediately |
Estimated Battery Life
| Usage Scenario | Estimated Runtime | Conditions |
|---|---|---|
| Web Browsing | 3-4 hours | Medium brightness, multiple tabs |
| Office Work | 4-5 hours | Word processing, spreadsheets |
| Video Playback | 2.5-3.5 hours | 1080p video, medium brightness |
| Gaming | 1-1.5 hours | High performance mode |
| Idle/Standby | 6-8 hours | Minimal background activity |
Note: These are conservative estimates for replacement batteries. New batteries used with older hardware and software may provide shorter runtime compared to the original battery when your device was new, due to increased power demands from aged components and modern applications.
Shipping & Warranty
- Ships in 1 business day
- 30-day money back guarantee
- 1-year warranty
- In stock, ready to ship
- Free shipping
- 100% brand new product
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