Description
Product Overview
This Dell WY9DX 42Wh battery is a genuine replacement part designed specifically for compatible Dell laptops. It delivers reliable power and performance for your mobile computing needs.
Specifications
- Battery Part Number: WY9DX
- Capacity: 42Wh
- Condition: Brand New
- Chemistry: Lithium-Ion
Compatible Part Numbers (P/N)
This battery replaces the following Dell part numbers: 0M3KCN, 0R89GC, 0WY9DX, M3KCN, R89GC, WY9DX.
Compatible Models
Designed for Dell Latitude and Precision series including:
- Dell Latitude 14 (5420 series)
- Dell Latitude 15 (5520 series)
- Dell Precision 15 (3560 series)
When Should You Replace Your Laptop Battery?
Here are common signs indicating it’s time for a battery replacement:
| Symptom | Description |
|---|---|
| Short Battery Life | Battery drains quickly even after full charge, lasting significantly less than original runtime |
| Swelling/Bulging | Battery case appears swollen or distorted, potentially causing trackpad or case bulging |
| Charging Issues | Battery won’t charge fully, charges intermittently, or doesn’t hold charge |
| System Shutdowns | Laptop shuts down suddenly even when battery indicator shows remaining charge |
| Battery Warning Messages | Operating system displays “Consider replacing your battery” or similar warnings |
| Age Factor | Battery is over 2-3 years old with noticeable performance degradation |
Need Help Finding the Right Battery?
We’ve listed the most common compatible part numbers and models above, but there are many more compatible variants. If you’re unsure whether this battery fits your device, please leave your laptop model number or current battery part number in the order notes during checkout. We’ll verify compatibility before shipping.
Purchase With Confidence
- Same Day Shipping (Order by 3PM EST)
- 30-Day Money Back Guarantee
- 1-Year Manufacturer Warranty
- In Stock – Ready to Ship
- Brand New – Never Used
- Free Shipping Included
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