Get longer battery life and improved laptop performance with this new Dell 7146W laptop battery. This Dell 7146W battery is compatible with select Latitude 14" 7400 models.

This Dell 7146W battery is only compatible with the Dell Latitude 14" 7400 models and the Dell 7146W, 8W3YY part numbers. This battery IS NOT compatible with the Dell Latitude 13" 7400 models. For the Latitude 13" 7400 model go to our Dell MXV9V Latitude 13 battery page.

This Dell 7146W battery uses the highest quality lithium-ion cells and components that charge faster and last longer. This battery will typically last six times longer than cheaper, lower quality batteries. We're so confident in the quality of our 7146W batteries that we offer a 2 year warranty and 30 day guarantee.