DYNABOOK PORTEGE X40-J-12M Laptop Battery, PORTEGE X40-J-12M batteries
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DYNABOOK PORTEGE X40-J-12M batteries tags: PORTEGE X30L-J-15C battery , PORTEGE X30L-J-15V laptop battery , P2-G6PB , PORTEGE X30L-J-15T , PORTEGE X30L-J-1AW laptop battery , DYNABOOK PORTEGE X30L-J-11C , PORTEGE X30L-J-19Z laptop battery , PORTEGE X30L-J-183 , PORTEGE X30L-J-15V , PORTEGE X30L-J-1E3 , PORTEGE X30L-J-1B3 laptop battery , DYNABOOK PORTEGE X30L-J-1AW battery , DYNABOOK PORTEGE X30L-J-13W battery , PORTEGE X30L-J-118 battery , PORTEGE X30L-J-14O , PORTEGE X30L-J-158 laptop battery , DYNABOOK PORTEGE X30L-J-19Y laptop battery , PORTEGE X30L-J-15Q batteries , Portege X30L-J PCR10T-04N00X , PORTEGE X30L-J-14Q batteries , PORTEGE X30L-J-145 laptop battery , PORTEGE X30L-J-140 , PORTEGE X30L-J-145 batteries , PORTEGE X30L-J-196 , PORTEGE X30L-J-19Y , DYNABOOK PORTEGE X30L-J-196 , PORTEGE X30L-J-13R , PORTEGE X30L-J-BTO
This DYNABOOK replacement battery pack is a 3450mAh, 15.4, rechargeable, removable, Li-ion battery designed to work with DYNABOOK PORTEGE X40-J-12M. The Hi-Quality battery meets or exceeds original manufacturer specifications for the DYNABOOK PORTEGE X40-J-12M Laptop Battery in quality, durability, and performance. Li-ion batteries do not suffer from the memory effect. They generally last between 300-500 charge/discharge cycles. All laptop batteries are tested for 100% quality control assurance. This battery for DYNABOOK PORTEGE X40-J-12M includes a one year warranty. We offer a 30 day money back guarantee and fast shipping on all of our products.
New DYNABOOK Laptop Battery 
![]() 11.55V, 5200mAh |
![]() 11.55V, 3031mAh |
![]() 15.4V, 3450mAh |
![]() 7.7V, 7280mAh |
![]() DYNABOOK MJ54/HS, MJ54/HV laptop battery uk 15.4V, 3450mAh |


















