Is your laptop running slowly or does the battery not last as long? Chances are you need a new battery. Revive your laptop with a new replacement Dell Latitude 6 cell battery. This battery is compatible with the Dell Latitude E5420, E5420m, E5430, E5520, E5520m, E5530, E6420, E6420n, E6440, E6520, E6520n and E6540 models. Additional compatible Dell laptop models and battery part numbers are listed below.

This 6 cell replacement Dell Latitude E5420 battery will last up to 3 hours without a charge. Longer run times can be achieved with some simple tips listed below. This battery is rated 5225 mAh. The higher the mAh (milli-amp hour), the longer the battery will go before having to be recharged. This battery will still be compatible if your original battery has a lower voltage, mAh or Wh rating. It just means it will last longer! If you want an even longer run battery, go to our extended run 9 cell Dell Latitude E6420 battery page.

When shopping for a replacement laptop battery, quality is everything. That's why we use only the highest quality lithium-ion battery cells and components from Samsung. Higher quality lithium-ion batteries charge faster, have a longer runtime and longer life. We are so confident in our quality that we back each battery with a 2 year warranty and 30 day guarantee.

Laptop Battery Express is family-owned and operated business located in the heartland of the US. Our business is built on honesty, integrity and trust. We pride ourselves on delivering quality products at reasonable prices. Our friendly and tech-savvy customer support is here to help if you have any battery or compatibility questions.