Description
Product Overview
This Dell 8858X 48Wh battery is a genuine replacement part designed specifically for compatible Dell laptops. It delivers reliable power and performance for your mobile computing needs.
Specifications
- Voltage: 11.1V
- Capacity: 48Wh
- Chemistry: Lithium-Ion
- Part Number: 8858X
Compatible Part Numbers (P/N)
This battery replaces the following Dell part numbers: 02P2MJ, 05VFW, 0M5Y0X, 0NRFFP, 0P6YD6, 0T54FJ, 2P2MJ, 2VYF5, 312-1163, 312-1164, 312-1324, 312-1325, 451-11694, 451-11695, 451-11947, 451-11960, 451-11961, 451-11977, 451-12135, 5CGM4, 5G67C, 88WR6, 911MD, 9KN44, CC6N8, DHT0W, FKYCH, HCJWT, M1Y7N, M5Y0X, M9H56, NH6K9, NHXVW, NRFFP, P6YD6, P8TC7, P9TJ0, PRRRF, R48V3, T54F3, T54FJ, TVMVN, X57F1, XV2VV.
Compatible Models
This battery is compatible with various Dell Inspiron, Latitude, Vostro, and Precision models including: Inspiron 14R (5420), Inspiron 14R-SE (7420), Inspiron 15R (5520/5525/7520), Inspiron 17R (5720/7720), Inspiron M421R/M521R, Inspiron N5420/N5520/N7520/N7720, Latitude E5420/E5420m/E5430/E5520/E5520m/E5530/E6420/E6420 ATG/E6420 XFR/E6430/E6430 ATG/E6440/E6520/E6520n/E6530/E6540, Precision M2800, Vostro 3460/3560.
Important Compatibility Note
The compatibility list above is not exhaustive. If you don’t see your specific model or part number listed, please leave your laptop model or current battery part number in the order notes during checkout. We will verify compatibility before shipping.
When to Replace Your Laptop Battery
| Symptom | Description |
|---|---|
| Short Battery Life | Battery drains quickly even after full charge, lasting significantly less than original capacity |
| Charging Issues | Battery doesn’t charge to 100% or stops charging at certain percentage |
| Swelling/Bulging | Battery case appears swollen or distorted, creating gap between battery and laptop |
| Overheating | Battery becomes unusually hot during use or charging |
| System Warnings | Laptop displays “Consider replacing your battery” or similar warnings |
| Random Shutdowns | Laptop turns off suddenly even when battery indicator shows charge remaining |
| Age | Battery is 2-3 years old with noticeable performance degradation |
Shipping & Warranty
- Ships in 1 business day
- 30-day money back guarantee
- 1-year warranty
- In stock, ready to ship
- Brand new product
- Free shipping
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