In other words, simply multiply current and voltage together to get a charger’s total power output.
#WHICH POWER ADAPTER FOR MY MAC 2017 PRO PRO#
An 87-watt MacBook Pro charger, for example, can provide 20.2 volts at 4.3 amperes (87 watts), 9 volts at 3 amperes (27 watts), or 5.2 volts at 2.4 amperes (12.5 watts). How charging worksĬharging is a factor of three things you probably remember from high school: power (watts), current (amperes or milliamperes), and voltage (volts). If you want to charge all your devices efficiently, you need to understand what’s going on. Have you ever tried to charge your computer from a phone charger? Or an iPad from your computer’s USB port? It happens at a crawl. While this is largely a good thing, it’s not without pitfalls. Now, it’s possible to plug the same charger into your smartphone, tablet, laptop, and soon, I’m sure, your toothbrush. Almost 20 years later, most of the industry is moving toward USB-C, and even Apple, known for doing its own thing, uses USB-C for its latest MacBooks and iPad Pros. Some gadgets were a little more practical and used one of a variety of USB connections, but it almost felt like there were as many standards as manufacturers. Steve Johnson via Unsplashīack in the good old days of the early 2000s, every device had one charger. Introduced: October 2008 (2.4/2.53/2.8 GHz) March 2009 (2.66/2.You can just use the charger that came with your device. Power Adapter: 85W MagSafe Power Adapter (MA357LL/A) Introduced: January 2006 (Shipped February 2006) Power Adapter: 45W MagSafe 2 Power Adapter Simply click on the type of MacBook you have, (MacBook, MacBook Air, or MacBook Pro), to go to that section. I have also included the model number of the MacBook in question, just to add more clarity, should you need to know what power adapter you need for your given MacBook.īelow each MacBook model listed below, you will find the type of Power Adapter it requires, showing the wattage and name of the Power Adapter.įor your convenience, I have listed all of them below. I have curated a list of every MacBook ever created by Apple categorized by the type of MacBook, and then sorted by release date. MagSafe Power Adapter USB-C Power Adapter 45W MagSafe Power Adapter 29W USB-C Power Adapter 45W MagSafe 2 Power Adapter 30W USB-C Power Adapter 60W MagSafe Power Adapter 61W USB-C Power Adapter 60W MagSafe 2 Power Adapter 87W USB-C Power Adapter 85W MagSafe Power Adapter 60W MagSafe 2 Power Adapter Which Power Adapter should I Use for My MacBook?
Since then, 13 MacBooks, 18 MacBook Air laptops, and 48 MacBook Pro laptops have released.īelow is a list of all 10 Power Adapter chargers Apple has released to date.
Apple has introduced 10 different chargers since the first MacBook came out in 2006. Replacing a MacBook charger depends on the year of the MacBook in question, so which Power Adapter is the right for your MacBook?Īll MacBooks do not use the same charger. The MacBook has been around for nearly 15 years, and has had nearly as many chargers in the same timeframe.
By Tim Chesonis | Last Updated: March 16, 2020
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