Take note of this A number to correspond to the battery model.
Identifying the year is crucial

Method 2:
View the model within the system
1. Click on the top left corner → About this machine
2. See model and year (e.g. MacBook Air 13 inch, 2020)
3. Click for more information → System Report
4. Find in the hardware overview: Model identifier: Axxxx

Method 3:
Use the serial number to check on the official website
1. About this machine → Copy serial number
2. Open the Apple official website → Serial number query
3. Paste serial number → Search → Get complete model and A number

🔍WARM TIPS:

ONLY FOR A1286 Battery Mid 2009 Mid 2010 Version. MacBook Pro 15 Inch,

MC118LL/A, MB985LL/A, MB986LL/A, MB986LL/A ,MC371LL/A, MC372LL/A, MC373LL/A, MC373LL/A.

( If your MacBook model is A1286, Please check your MacBook version, this battery not for the 2011 2012 Version Brand new, Li-ion, replacement battery

Voltage: 10.95V

Capacity: 73Wh

Cells: 6 Cell

Replacement part Number ：

For Apple :A1321

ONLY FOR MacBook Pro 15 Inch, A1286 Battery Mid 2009 Mid 2010 Version.

Compatible For Model:
Please Press "Ctrl+F" to find your model

FOR APPLE:

MacBook Pro 15" A1286 (2009 Version),

MacBook Pro 15" MC118,MacBook Pro 15" Precision Aluminum Unibody (2009 Version),MacBook Pro 15” MB985*/A,

MacBook Pro 15” MB985CH/A,MacBook Pro 15” MB985J/A,MacBook Pro 15” MB985LL/A,MacBook Pro 15” MB985TA/A,

MacBook Pro 15” MB985X/A,MacBook Pro 15” MB985ZP/A,MacBook Pro 15” MB986*/A,MacBook Pro 15” MB986CH/A,

MacBook Pro 15” MB986J/A,MacBook Pro 15” MB986LL/A,MacBook Pro 15” MB986TA/A,MacBook Pro 15” MB986X/A,

MacBook Pro 15” MB986ZP/A,MacBook Pro 15” MC118*/A,MacBook Pro 15” MC118CH/A,MacBook Pro 15” MC118J/A,

MacBook Pro 15” MC118LL/A,MacBook Pro 15” MC118TA/A,MacBook Pro 15” MC118X/A,MacBook Pro 15” MC118ZP/A

Package included:

1 x laptop battery

On Jul 9, 2026 at 20:17:35 PDT, seller added the following information: