Dell Battery 40WHR 3 Cell Lithium Ion - Rechargeable Battery - 3,378 mAh

This Dell 05NDNH battery is a high-quality rechargeable lithium-ion power source designed for Dell laptops. With a capacity of 40 watt-hours and 3 cells, it provides reliable portable power for your computing needs. The battery is built to meet Dell's stringent standards for performance and safety, ensuring compatibility and long life.

Advantages

Reliable power backup for Dell laptops, ensuring uninterrupted productivity. Lightweight and compact design makes it easy to carry. Lithium-ion technology offers high energy density and no memory effect, allowing you to charge at any time without reducing capacity.

Suitable for

• Dell laptops requiring a 40WHR 3-cell battery
• Users needing a replacement or spare battery for extended use
• Professionals and students who rely on mobile computing

Key specifications

• Brand: Dell
• Model: 05NDNH
• Battery Type: Lithium-Ion (Li-Ion)
• Capacity: 40 Wh
• Number of Cells: 3
• Voltage: 11.4 V (typical)
• Weight: 200 g
• Dimensions: 205 x 60 x 20 mm

Recommendations

For optimal performance, fully charge the battery before first use and avoid exposing it to extreme temperatures. Always use a Dell-approved charger. If you experience reduced runtime, consider calibrating the battery by fully charging and then discharging it completely once a month.