Get longer battery life and improved laptop performance with a brand new Sony VGN-CR320E battery. This VGN-CR320E battery is compatible with the Sony Vaio VGN-AR, VGN-CR, VGN-NR, VGN-SZ series laptops and the Sony BPS9 battery part number. Additional compatible laptop models and part numbers are listed below. Don't see yours? Go to our Sony Vaio battery page for the complete list. Chances are we have it!

This Sony VGN-CR320E battery uses the highest quality lithium-ion battery cells that charge faster, last longer and weigh less than cheaper, lower quality batteries. Low quality batteries use cheaper cells and components that can wear out in as little as 6 months. Our batteries can last up to 5 years.

Unlike other batteries on the market, this VGN-CR320E battery DOES NOT require a BIOS update from a CD or download in order for the battery to be recognized by your Sony laptop.

This is the Black version of the BPS9. Here you can find the silver VGN-SZ640E battery. This Vaio SZ640E battery is compatible with all versions of Windows including Windows XP, Windows Vista & Windows 7.

Each Sony VGP VGN-SZ640E/B battery is tested and inspected before shipment and backed by 30 day satisfaction guarantee and a 1 Year warranty.