Get longer battery life and improved laptop performance with a new Asus K42F battery. This battery features the highest quality lithium-ion battery cells and components that charge faster and last longer than cheaper, lower quality batteries.
This Asus K42F battery replaces the original battery found in Asus K42 K52F A52 X52 series models. Additional compatible models and battery part numbers are listed below. Don't see yours? Go to our Asus battery and charger page for the complete list.
Li-ion batteries are not subject to the memory effect common with older battery technology. This Asus K42F battery is 100%
compatible with the original battery specifications and is individually tested and backed by a 2 Year warranty.
