Get longer battery life and improved laptop performance with a Dell WY9DX battery. This Dell WY9DX battery is compatible with the Dell Latitude 14-5420, Latitude 15-5420, Latitude 15-5520 and Precision 15-3560 and Precision 15-3560 models. It also replaces the WY9DX battery part number. Additional compatible models and battery part numbers are listed below.
This Dell WY9DX battery is the 3-cell, 11.4 volt version for the Latitude 14-5420. For the the 4-cell 15.2 volt version go to our Dell RJ40G battery page.
We use only the highest quality lithium-ion cells from Samsung that provide longer run times between charges and longer service life than cheaper batteries. Li-ion batteries are not subject to the memory effect common with older battery technology. This means you can recharge your laptop any time without diminishing your battery capacity.
Each Dell WY9DX Battery is tested and inspected before shipment and backed by 30 day complete satisfaction guarantee and a 2 Year warranty.
