Get longer battery life and improved laptop performance with a brand new Sony Vaio PCG-7Z1L battery. This Vaio PCG-7Z1L battery is compatible with the Sony Vaio VGN-AR, VGN-CR, VGN-NR, VGN-SZ series laptops.

Our Sony Vaio PCG-7Z1L 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 PCG 7Z1L battery DOES NOT require the SONY BIOS update from a CD or download in order for the battery to be recognized by your Sony laptop.

This battery is Black. If you require the Silver battery please go to our Silver battery here. This battery is compatible with all versions of Windows including Windows XP, Windows Vista & Windows 7.

Each Sony PCG 7Z1L battery is tested and inspected before shipment and backed by 30 day satisfaction guarantee and a 1 Year warranty.

You can expect about 2 hours to 2-1/2 hours of run time with this PCG 7Z1L battery when new, depending on your energy use. If you are looking for even longer battery run times, check out our extended run battery for your Sony laptop (our VGP-NCD-VGP-BPL9-B). The higher capacity battery cells inside this cartridge have an energy capacity of 5200 mAh. This battery will be compatible with batteries rated at 4400 & 4800 mAh capacities while providing up to 20% more run time.