The VV0NF is a premium 11.1V 65Wh (5850mAh) Li-ion 6-cell replacement battery for Dell Latitude E5440 and E5540 series business laptops. It replaces original part numbers FT6D9, 3K7J7, 970V9, 9TJ2J, N5YH9, VJXMC, M7T5F, WGCW6, 0K8HC, 1N9C0, 7W6K0, F49WX, NVWGM and CXF66. High-density Korean cells with integrated BMS ensure stable voltage delivery and protection against overcharge, restoring original all-day mobile productivity for professional users, backed by a 1-year warranty.
Product Specifications
| Battery Model | VV0NF |
| Capacity | 65Wh / 5850mAh |
| Voltage | 11.1V |
| Battery Type | Li-ion, 6-cell |
| Cell Quality | Made in Korea, high quality guarantee |
| Color | Black |
| Condition | 100% Brand New Replacement |
| Warranty | 1-Year Warranty |
Replace Part Numbers
- VV0NF
- FT6D9
- 3K7J7
- 970V9
- 9TJ2J
- N5YH9
- VJXMC
- M7T5F
- WGCW6
- 0K8HC
- 1N9C0
- 7W6K0
- F49WX
- NVWGM
- CXF66
Compatible Laptop Models
- For Dell Latitude E5440 Series
- For Dell Latitude E5540 Series
FAQ
- Q: Is the VV0NF battery compatible with the Latitude E5540?
- A: Yes — the VV0NF is the exact OEM replacement for the Dell Latitude E5440 and E5540, matching original energy density and internal connector layout.
- Q: Does this high-capacity pack include safety protection?
- A: Yes — our battery management system includes multi-layer protection against overcharge, over-discharge, short circuit and overheating to ensure safe and stable performance in professional environments.