Apple 85W MagSafe 2 Power Adapter (for MacBook Pro with Retina display)

Product Information

Frakes, Dan (29 August 2008). "Mac MagSaver Protects Your MagSafe Connector". Mobile Me (blog of Macworld). Archived from the original on 25 March 2021 . Retrieved 9 July 2012. US District Court for the District of Northern California, Apple Inc. v Sanho Corporation" ( PDF format). The second thing that the MacBook Pro charger name tells you is its type. As of 2021, there have been only three versions released: MagSafe, MagSafe 2, and USB-C. The latter is used for the newest MacBook models. The rectangular metal shroud surrounding the pins acts as shielding for the electrical pins and a ferrous attractor for the magnet in the laptop. Apple also uses the MagSafe name for a wireless power transfer and accessory-attachment standard for the iPhone based on the Qi standard, introduced with the iPhone 12 and 12 Pro. [10] Features [ edit ] MagSafe (original) [ edit ] Closeup of the first-generation MagSafe connector

Frakes, Dan (15 June 2007). "A Third-Party MagSafe Solution?". Mobile Mac (blog of Macworld) . Retrieved 9 July 2012.MacBook (12-inch, 2015 and later) use 29W or 30W USB-C power adaptors (for which the serial number on the cable reads C4M or FL4).

Several methods have been devised to protect the MagSafe from failure, including wrapping the cable with tape or sliding protective plastic around the cable. [23] Tracy, Phillip (9 July 2019). "Apple Just Killed the MacBook Air with Good Keyboard and 12-inch MacBook". www.laptopmag.com . Retrieved 13 July 2019.The proper Apple MacBook Air charger for models that don’t have Touch ID, as old as mid 2012, is a 45W MagSafe 2 Power Adapter. Specific models are: The newest models — MacBook (12-inch, 2015 and later) use 29W or 30W USB-C power adaptors (for which the serial number on the cable reads C4M or FL4). Cheng, Jacqui (8 November 2011). "Frayed MagSafe Power Connector? There's Now a Settlement for That". Ars Technica . Retrieved 9 July 2012. Finally, the T-Style connectors work on the oldest of MacBooks. The 60W MagSafe adapter with T-style connector is good for: MagSafe has connector pins that are designed so the rectangular connector can be inserted in either orientation. Originally the connector was T-shaped, with the cable directed straight out; later it became L-shaped, with the cable directed along the side of the computer, but still capable of being inserted in either orientation, unless simultaneous use of neighboring ports such as USB required directing the cable toward the rear. LEDs on both the top and bottom of the connector show green if the computer battery is fully charged and amber or red if the battery is charging. MagSafe can be found on the MacBook (2006–2011), MacBook Pro (2006 through mid-2012, non-Retina) and MacBook Air (2008–2011) notebook computers. The Apple LED Cinema Display and Thunderbolt Display include built-in MagSafe chargers. [11]

The earliest laptops from Apple were all under the MacBook name, which disappeared in 2010 until Apple resurrected the name with the 12-inch MacBook. The central pin is used for communication between the computer and the power adapter following the 1-Wire protocol. The computer makes use of this to retrieve information about the power adapter and to change the color of the LEDs on the power adapter's connector. The Apple MagSafe power adapter's 1-Wire communication chip is located inside the MagSafe connector itself; the cable does not carry the data line to the power adapter enclosure. [18] inch: 15-inch MacBook Pro models introduced in 2016 or later need 87W USB-C power adapters and USB-C charging cables. 15-inch MacBook Pro models introduced in 2012 through 2015 use 85W power adapters with MagSafe 2 style connectors. You can always trust iMore. Our team of Apple experts have years of experience testing all kinds of tech and gadgets, so you can be sure our recommendations and criticisms are accurate and helpful. Find out more about how we test. Vallese, Julie (4 July 2001). " 'Break-Away' Cord Aims To Make Deep Fryers Safer". CNN . Retrieved 9 July 2012.The latest MacBook Pros have been switched to USB-C cables, so if you have a 13-inch version of 2016 and later you’d use a 61W USB-C Power Adapter and if you have a 15-inch version of 2016 and later you’d use an 87W USB-C Power Adapter. Kastrenakes, Jacob (27 October 2016). "Apple is killing off MagSafe, one of the MacBook's best features". The Verge . Retrieved 28 October 2016. Faulkner, Cameron (6 June 2022). "Apple announces redesigned MacBook Air with M2 chip and MagSafe". The Verge . Retrieved 16 June 2022. Porter, Jon (19 October 2021). "Apple's new 140 W charger can fast charge a lot more than just your MacBook Pro". The Verge . Retrieved 19 October 2021. Apple's latest MacBook Pros have MagSafe, SD card slots and camera notches". Engadget . Retrieved 18 October 2021.

Apple released a firmware update in October 2010 that it claims resolves this issue. [26] However, the installer for the firmware update will not run on certain older MacBooks, which means that the firmware can not be updated. This, in turn, means that it is not possible to use the new MagSafe power adapter with these MacBooks. However, as of 2023, Apple still sells power adapters for both MagSafe 1 and MagSafe 2. [27] If you're looking for a charger for your older 15-inch MacBook Pro, the Apple 85W MagSafe 2 Charger is your best bet. Intel-Based Apple Portables: Identifying the Right Power Adapter and Power Cord". Apple Inc. 7 July 2023.That solely depends on the model of MacBook you have and what its charging needs are. All MacBook models require different wattages, so it's essential that you know what kind of MacBook model you have.