Bateria de substituição para portátil DELL 51R71

The DELL 51R71 3-cell lithium battery provides portable power for compatible Dell laptops with a capacity of up to 41 WHr. Designed as a replacement spare part, it restores battery runtime to help maintain laptop usability when away from mains power. The unit is finished in black and matches Dell specifications for models supporting the 51R71 part number.

Advantages

This lithium battery offers a compact 3-cell design and a 41 WHr capacity to extend laptop operating time without adding unnecessary bulk. As an OEM-compatible spare part for Dell systems, it ensures straightforward installation and reliable power delivery comparable to original components.

Suitable for (tasks / use cases)

• Mobile work and business travel
• Home and remote study sessions
• Light multimedia playback and internet browsing
• Replacing worn or failing laptop batteries

Key specifications

• Manufacturer brand: Dell
• Model / MPN: 51R71
• Battery type: Lithium, 3-cell
• Capacity: up to 41 WHr
• Colour: Black

How to use

Power down the laptop and disconnect the AC adapter before replacing the battery. Remove the existing battery following the laptop manufacturer's instructions, install the DELL 51R71 in the battery bay until it clicks into place, then reconnect the AC adapter and power on the laptop. Allow the new battery to charge fully before first extended use.

Recommendations

Use the battery in compatible Dell laptop models that list 51R71 as a supported spare part. For safe operation, avoid exposing the battery to extreme heat, moisture, or physical damage. Follow Dell's service guidelines for disposal and recycling of used batteries.