Get longer battery life and improved laptop performance with a new Dell Latitude T54FJ battery.
This battery replaces the original battery part number T54FJ found in Dell Inspiron 13R, 14R, 15R, Dell Latitude E5420, E5520, E6420, and E6520. Additional compatible part numbers and Dell laptop models are listed below.
This Dell Latitude T54FJ battery uses six lithium-ion cells that can last up to 3 hours on a single charge, depending on power usage. 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!
We use only the highest quality rechargeable lithium-ion battery cells that charge faster and last longer. Higher quality lithium-ion batteries charge faster, have a longer run time and longer life. We are so confident in our quality that we back each battery with a 2 year warranty and 30 day guarantee.