The higher capacity battery cells inside this cartridge have an energy capacity of 77.5 Whr. You can expect up to 4 hours of run time with this computer battery when new, depending on your energy use. This laptop battery replacement is 100%Ĭompatible with the original Apple 15-inch MacBook Pro battery specifications and is individually tested and backed by a 2 Year warranty. InĪddition, lithium polymer batteries are not subject to the memory effect common with older battery technology. This battery features Lithium polymer technology inside the battery which provides longer run times with less weight.

We include the required tools and instructions to remove and replace your original MacBook Pro 15' battery. To replace this battery you need unscrew the bottom of the laptop to access the battery. For the Snap-in battery, go to our Apple A1286 MacBook Pro (2008) battery page. This battery is only compatible with the internal battery in MacBook Pros. If your battery snaps into place, this is not the correct battery. To further complicate things, if the model printed on the bottom of the laptop is A1286, there are two different batteries that use the same model number. Here you can find the battery for the next generation of MacBook Pro 15' (early 2011-mid 2012). This battery is compatible with the model that was going out of production and the next generation was just coming into production. If your laptop was made in 2011, it is important to note that Apple produced two different generations of MacBooks. Additionally, check your MacBook's manufacture date by going to the Apple Icon and selecting About this Mac. You can find the model number on the bottom of your MacBook. Apple made two different generations of 15' MacBook Pros in Early 2011 which take different batteries.Ĭheck your model number and the manufacture date to make sure you order the right battery.

This A1321 battery replaces the original battery found in 15' MacBook Pros made between early 2009 and early 2011.Ĭompatibility Note: This battery is only compatible with the MacBook Pro 15 inch laptop models listed on the bottom of this page, including models made between 2009 and Early 2011. Get longer battery life and improved laptop performance with a brand new MacBook Pro 15' A1321 battery.

Apple macbook pro a1286 batterry