However, a more powerful charger can wear out the MacBook battery prematurely.įor example, a MacBook Air 2012-2017 model requires 45W MagSafe 2 charger. It is perfectly safe to use a MacBook Pro power adapter on lower-wattage models, such as MacBook Air as long as the charging ports are compatible. Using a MacBook Pro charger for MacBook Air So yes, you can use a lower wattage charger with your MacBook. I have both 45W and 60W chargers at home and found that 60W charger indeed works faster than the less powerful one.Īt the same time, I was able to charge with a 45W adapter while watching YouTube videos. The difference is that the 45W power adapter has less power, and it may not charge fast enough while MacBook Pro is under heavy load. However, it is possible to use a 45W MagSafe 2 charger (the one that comes with MacBook Air) without any issues. When using a charger from MacBook Air with a more powerful MacBook Pro expect a longer charging time.įor example, a MacBook Pro 13-inch 2012-2015 requires 60W MagSafe 2 charger. Using MacBook Air charger for MacBook ProĪccording to Apple, it is acceptable to use power adapters with different wattages with MacBooks with a caveat.

They also differ by wattage.įor instance, the MagSafe 2 power adapter comes with 45W, 60W, and 85W variations. Are all MacBook chargers the same?Īs you can see from the table below, there are four different types of MacBook chargers: USB-C, MagSafe 2, L-shaped MagSafe, T-shaped MagSafe. The table also has an Amazon link which I can use to order the charger I need.īut before you proceed with the purchase, let me answer some commonly asked questions about MacBook chargers.Ĭlick here to scroll down to tables. Now I can locate my laptop in the MacBook Pro 13-inch model table and see that I need 60W MagSafe 2 power adapter.

Under Overview tab locate the information about the MacBook type, size, and year.įor instance, in the screenshot above, I have MacBook Pro (Retina, 13-inch, early 2015).

In the dropdown menu click on the first item “About This Mac”.

Click on Apple logo in the top left corner of the screen.

To identify MacBook year and model follow these steps:

How to identify an original MacBook charger?īefore purchasing any parts, you need to know the specifications of your computer.

What is the difference between MagSafe and MagSafe 2?.

Using a MacBook Pro charger for MacBook Air.

Using MacBook Air charger for MacBook Pro.

Best buy mac charger 13 inch early 2011