This is a generic, equivalent one, 100% compatible! 14.40V 5200mAh replacement/equivalent Rechargeable Li-ion battery is 100% compatible with Toshiba PA3640U-1BAS PA3640U-1BRS, Brand new, one year warranty!

Replaces the following Toshiba battery part numbers:
PA3640U-1BAS, PA3640U-1BRS

Compatible with the following Toshiba Laptop models:
Dynabook Qosmio F50 Series Dynabook Qosmio F50/86H, Dynabook Qosmio F50/88G Dynabook Qosmio FX Series Dynabook Qosmio FX/77G, Dynabook Qosmio FX/G7H Qosmio F50 Series Qosmio F50-01U, Qosmio F501, Qosmio F50-108, Qosmio F50-10B, Qosmio F50-10G, Qosmio F50-10K, Qosmio F50-10M, Qosmio F50-10Z, Qosmio F50-111, Qosmio F50-113, Qosmio F50-11E, Qosmio F50-11I, Qosmio F50-11J, Qosmio F50-11K, Qosmio F50-11M, Qosmio F50-11N, Qosmio F50-11O, Qosmio F50-11P, Qosmio F50-11Q, Qosmio F50-11R, Qosmio F50-11S, Qosmio F50-11Y, Qosmio F50-124, Qosmio F50-125, Qosmio F50-126, Qosmio F50-12A, Qosmio F50-12B, Qosmio F50-12H, Qosmio F50-12J, Qosmio F50-12W, Qosmio F50-Q551 Qosmio F55 Series Qosmio F55-Q502, Qosmio F55-Q5021, Qosmio F55-Q503, Qosmio F55-Q504, Qosmio F55-Q5041, Qosmio F55-Q506

Specifications:
◆ Product type: generic/equivalent
◆ Voltage: 14.40V
◆ Capacity: 5200mAh
◆ Dimension: 209.90 x 70.23 x 21.00 mm
◆ Battery Composition: Li-ion
◆ Condition: brand new, 1 year warranty!
◆ No memory effect, Over-charge protection, Short-circuit protection.

Notice:
If your battery part NO. or your machine model NO. are not listed in the description, our battery may still fit your laptop. Therefore, please feel free to contact us to confirm the compatibility.