Revive your Dell laptop battery life with a new Dell T54FJ battery. This T54FJ battery works for the Inspiron 13R, 14R, 15R, Dell Latitude E5420, E5520, E6420 and E6520 models. Additional compatible part numbers and Dell laptop models are listed below. Don't see yours? Go to our Dell laptop battery for the full list of models.

This Dell T54FJ battery is rated 5225 mAh and will typically last 3 hours on a full charge, depending on power usage. You can get longer battery life by dimming your screen and closing unused programs. This Type T54FJ battery will still be compatible if your original battery has a lower voltage, mAh or Wh rating.

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.