This 11.1V 4400mAh Li-ion battery is a compatible replacement for Lenovo B4308. Compare the number printed on your current battery, its voltage, chemistry, dimensions and connector before ordering.
Special Order - Non-Cancellable - Non-Returnable - Additional Lead Time May Be Required On This Item.
Included: One replacement battery pack.
Current Estimated Delivery Date: 1-2 Weeks
Battery specifications
| Voltage | 11.1V |
| Capacity | 4400mAh |
| Chemistry | Li-ion |
| Energy | 48.84Wh |
| Dimensions | 203.80 x 50.50 x 20.00mm |
| Battery weight | 410g /14.46 oz |
Replacing your Lenovo B4308 battery
Compare the connector shape, wire arrangement and polarity with your original battery. Check all listed specifications; a similar model name or matching voltage alone does not confirm a fit.
Compatible equipment models
Lenovo B4308, B4309, B4310, G485AX, G485GX, Z480AX, M490-IFI, B480G-ITH, B580A-IFI, V480A-IFI, V480s-IFI, Z485A-ASI, G500 20236, G510AT-IFI, K49A Series, M495 SERIES, B580-M94A5GE, deapad Z380A, IdeaPad B480, IdeaPad B485, IDEAPAD B495, IdeaPad B580, IdeaPad B585, IdeaPad G380, Ideapad G480, IdeaPad G485, Ideapad G580, Ideapad G585, IDEAPAD M480, IDEAPAD M580, IDEAPAD V380, Ideapad V480, IDEAPAD V485, IdeaPad V580, Ideapad Y480, IdeaPad Y485, Ideapad Y580, IdeaPad Z480, IdeaPad Z485, IdeaPad Z580, IdeaPad Z585, V480c Series, V480u Series, IDEAPAD B590E, Ideapad G480A, Ideapad V480A, Ideapad V480C, Ideapad V480S, Ideapad V480U, IdeaPad V580c, IdeaPad Y480A, IdeaPad Y480M, IdeaPad Y480N, IdeaPad Y480P, IdeaPad Y580A, IdeaPad Y580M, IdeaPad Y580N, IdeaPad Y580P, Ideapad Z380I, Ideapad Y580NT, ThinkPad E4430A, IdeaPad G580 2819, IdeaPad Y480A-ISE, IdeaPad Y480M-IFI, ThinkPad Edge E430, ThinkPad Edge E435, ThinkPad Edge E530, ThinkPad Edge E535, IDEAPAD B480 SERIES, IDEAPAD B580 SERIES, IDEAPAD Z485 SERIES, ThinkPad Edge E430c, ThinkPad Edge E530c, IDEAPAD V480C SERIES, IdeaPad Y580A Series, IdeaPad G480 2184-27U, IdeaPad G480 2688-2AU, IdeaPad G480 2688-2LU, IdeaPad G580 2189-8AU, IdeaPad G580 2189-82U, IdeaPad G580 2689-3DU, ThinkPad E431(6277ALC), ThinkPad E431(62771A6), ThinkPad E431(62771A8), ThinkPad E431(62771B0), ThinkPad E431(62771B1), ThinkPad E431(62771B2), ThinkPad E431(62771B3), ThinkPad E431(62771B5), ThinkPad E431(62771B6), ThinkPad E431(62771D2), ThinkPad E431(62771E2), ThinkPad E431(62771E3), ThinkPad E431(62771E4), ThinkPad E431(62771E6), ThinkPad E431(62771E8), ThinkPad E431(62771G0), ThinkPad E431(62771H6), ThinkPad E431(62771J3), ThinkPad E431(62771K1), ThinkPad E431(62771K6), ThinkPad E431(62771L5), ThinkPad E431(62771L6), ThinkPad E431(62771N5), ThinkPad E431(62771Q3), ThinkPad E431(62771R8), ThinkPad E431(62771T3), ThinkPad E431(62771T5), ThinkPad E431(62771U0), ThinkPad E431(62771U6), ThinkPad E431(62771V8), ThinkPad E431(62771W4), ThinkPad E431(62771Z5), ThinkPad E431(62771Z8), ThinkPad E431(62772A9), ThinkPad E431(62772C8), ThinkPad E431(62772D7), ThinkPad E431(62772E4), ThinkPad E431(62775ZC), ThinkPad E431(62776EC), ThinkPad E431(62776FC), ThinkPad E431(62776GC), ThinkPad E431(68861B8), ThinkPad E431(68861C0), ThinkPad E431(68861D7), ThinkPad E431(68861E3), ThinkPad E431(68863EC), ThinkPad E431(627762C), ThinkPad E431(627769C), ThinkPad E431(688634C), ThinkPad E431(688636C), ThinkPad E531(6885CMC), ThinkPad E531(6885CXC), ThinkPad E531(6885D4C), ThinkPad E531(68851B8), ThinkPad E531(68851Y0), ThinkPad E531(68852B3), ThinkPad E531(68852B7), ThinkPad E531(68852H0), ThinkPad E531(68852H9), ThinkPad E531(68852K7), ThinkPad E531(68852N2), ThinkPad E531(68852N4), ThinkPad E531(68854HC), ThinkPad E531(68854PC), ThinkPad E531(68854QC), ThinkPad E531(68854TC), ThinkPad E531(68854UC), ThinkPad E531(68854XC), ThinkPad E531(68854YC), ThinkPad E531(688549C), ThinkPad E531((68852C0), ThinkPad E440 20C5A0BGCD, ThinkPad E440 20C5A0F5CD, ThinkPad E440 20C5A083CD, ThinkPad E440 20C50003CD, ThinkPad E450(20DCA03FC), ThinkPad E440(20C5A0BGCD), ThinkPad E440(20C5A0BWCD), ThinkPad E440(20C5A08ECD), ThinkPad E440(20C5A08JCD), ThinkPad E440(20C5A08KCD), ThinkPad E440(20C5A08LCD), ThinkPad E440(20C5A084CD), ThinkPad E440(20C5S00N00), ThinkPad E440(20C5S00R00), ThinkPad E440(20C5S02C00), ThinkPad E440(20C5S02E00), ThinkPad E440(20C5S02F00), ThinkPad E440(20C5S02X00), ThinkPad E440(20C5S02Y00), ThinkPad E440(20C5S00900), ThinkPad E440(20C50002CD), ThinkPad E445(20B1S00C00), ThinkPad E445(20B1S00E00), ThinkPad E445(20B1S00FCD), ThinkPad E445(20B1000A00), ThinkPad E445(20B1000BCU), ThinkPad E445(20B1000CCU), ThinkPad E445(20B10006CU), ThinkPad E445(20B10008CU), ThinkPad E445(20B1000400), ThinkPad E450(20DCA00BCD), ThinkPad E450(20DCA00CCD), ThinkPad E450(20DCA00UCD), ThinkPad E450(20DCA01HCD), ThinkPad E450(20DCA01KCD), ThinkPad E450(20DCA01NCD), ThinkPad E450(20DCA01QCD), ThinkPad E450(20DCA02FCD), ThinkPad E450(20DCA003CD), ThinkPad E450(20DCA03HCD), ThinkPad E450(20DCA03XCD), ThinkPad E450(20DCA05MCD), ThinkPad E450(20DCA034CD), ThinkPad E450(20DCA036CD), ThinkPad E450(20DCA050CD), ThinkPad E540(20C6A0B5CD), ThinkPad E540(20C6A0B6CD), ThinkPad E540(20C6A0B7CD), ThinkPad E540(20C6A0B9CD), ThinkPad E540(20C6A0DWCD), ThinkPad E540(20C6A0ELCD), ThinkPad E540(20C6A0FKCD), ThinkPad E540(20C6A0FMCD), ThinkPad E540(20C6A0HFCD), ThinkPad E540(20C6001A00), ThinkPad E540(20C6001CCD), ThinkPad E540(20C6001LCD), ThinkPad E540(20C60016CD), ThinkPad E540(20C60017CD), ThinkPad E545(20B2S00D00), ThinkPad E545(20B2S00100), ThinkPad E545(20B2S00500), ThinkPad E545(20B2S00900), ThinkPad E545(20B2000BCU), ThinkPad E545(20B20005CD), ThinkPad E545(20B20007CU)
Replacement battery numbers
Lenovo 0A36311, 45N1042, 45N1043, 45N1044, 45N1045, 45N1046, 45N1047, 45N1048, 45N1049, 45N1050, 45N1051, 45N1052, 45N1054, 45N1055, L116Y01, L11L6F01, L11L6R01, L11L6Y01, L11M6Y01, L11N6R01, L11N6Y01, L11O6Y01, L11P6R01, L11S6F01, L11S6Y01, L13C6Y01, L1036F01, 121500047, 121500048, 121500049, 121500050, 121500051, 121500052, 121500053, 121500266, ASM 45N1042, ASM 45N1048, FRU 45N1043, FRU 45N1049, LC 121500047