This PA3593U battery replaces the Toshiba Satellite U300 U305, Tecra M8, Portege M600, Equium A100 U300 laptop models.

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. This Toshiba PA3593U1BRS battery is typically superior to the original battery and is 100% compatible with your Toshiba Satellite notebook computer. The battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 2 Year warranty.

You can expect about 2 hours to 2-1/2 hours of run time with this Toshiba PA3593U 1brs 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 Toshiba laptop (our TOS-A69XT).