Identify your MacBook Air by serial number
On most computers with Mac OS X, you can find the serial number in the About This Mac window. Otherwise, see MacBook Air: How to find the serial number to learn where to find the serial number on the surface of your computer. When you have the serial number from your computer, there are multiple options to determine your specific model.
- Option 1: Type the serial number into the Check Your Service and Support Coverage page. The resulting screen will show your model.
- Option 2: Type the serial number into the Tech Specs page. The resulting screen will show your model:

Identify your MacBook Air by model identifier, model number, or configuration.
Use these numbers to identify your Mac Book Air model in the table at the end of this article.
- To find your model identifier in System Profiler:
- Choose About This Mac from the Apple menu in the upper-left corner of your screen.
- Click More Info.
- Find the model identifier listed in the Hardware Overview under the Hardware section.
- If you still have the retail box or receipt from your MacBook Air, you can find the model number or configuration details on either.
- If you have a custom configuration the Model Number and Configuration in the table may not match. Please use the Model Identifier to confirm the model of MacBook Air for custom configurations.
| Model | Model Identifier | Model Number | Configuration |
| MacBook Air (13-inch, Early 2015) |
MacBookAir7,2 | MJVE2LL/A MJVG2LL/A |
MBAIR 13.3/1.6/4/128FLASH MBAIR 13.3/1.6/4/256FLASH |
| MacBook Air (11-inch, Early 2015) |
MacBookAir7,1 | MJVM2LL/A MJVP2LL/A |
MBAIR 11.6/1.6/4/128FLASH MBAIR 11.6/1.6/4/256FLASH |
| MacBook Air (13-inch, Early 2014) | MacBookAir6,2 | MD760xx/B MD761xx/B |
MBAIR 13.3/1.4/4/128FLASH MBAIR 13.3/1.4/4/256FLASH |
| MacBook Air (11-inch, Early 2014) | MacBookAir6,1 | MD711xx/B MD712xx/B |
MBAIR 11.6/1.4/4/128FLASH MBAIR 11.6/1.4/4/256FLASH |
| MacBook Air (13-inch, Mid 2013) | MacBookAir6,2 | MD760xx/A MD761xx/A |
MBAIR 13.3/1.3/4/128FLASH MBAIR 13.3/1.3/4/256FLASH |
| MacBook Air (11-inch, Mid 2013) | MacBookAir6,1 | MD711xx/A MD712xx/A |
MBAIR 11.6/1.3/4/128FLASH MBAIR 11.6/1.3/4/256FLASH |
| MacBook Air (13-inch, Mid 2012) | MacBookAir5,2 | MD231xx/A MD232xx/A |
MBAIR 13.3/1.8/4/128FLASH MBAIR 13.3/2.0/4/256FLASH |
| MacBook Air (11-inch, Mid 2012) | MacBookAir5,1 | MD223xx/A MD224xx/A |
MBAIR 11.6/1.7/4/64FLASH MBAIR 11.6/2.0/4/128FLASH |
| MacBook Air (13-inch, Mid 2011) | MacBookAir4,2 | MC965xx/A MC966xx/A |
MBAIR 13.3/1.7/4/128FLASH MBAIR 13.3/1.7/4/256FLASH |
| MacBook Air (11-inch, Mid 2011) | MacBookAir4,1 | MC968xx/A MC969xx/A |
MBAIR 11.6/1.6/2/64FLASH MBAIR 11.6/1.6/4/128FLASH |
| MacBook Air (13-inch, Late 2010) | MacBookAir3,2 | MC503xx/A MC504xx/A |
MBAIR 13.3/1.86/2/128FLASH MBAIR 13.3/1.86/2/256FLASH |
| MacBook Air (11-inch, Late 2010) | MacBookAir3,1 | MC505xx/A MC506xx/A |
MBAIR 11.6/1.4/2/64FLASH MBAIR 11.6/1.4/2/128FLASH |
| MacBook Air (Mid 2009) |
MacBookAir2,1 | MC233xx/A MC234xx/A |
MBAIR 13.3/1.86/2/120HDD MBAIR 13.3/2.13/2/128FLASH |
| MacBook Air (Late 2008) |
MacBookAir2,1 | MB543xx/A MB940xx/A |
MBAIR 13.3/1.6/2/120HDD MBAIR 13.3/1.86/2/128FLASH |
| MacBook Air |
MacBookAir1,1 | MB003xx/A | MBAIR 13.3/1.6/2/80HDD |