The 85W MS Power Adapter features a magnetic DC connector so if someone should trip over it, the cord disconnects harmlessly and your MacBook Air stays put safely. I read somewhere on the forums about opening up the bottom cover, disconnecting the battery connector and then re connecting back followed by SMC reset. When I plugged in to the power source, it would not charge either (the small LED on MagSafe connector would not light up). Compatibility: Plug and Play installation on any Chromebook/Windows/Mac/Linux hosts which support DisplayPort Alternate Mode (Alt Mode) video output functionality. AC Power Adapter for Macbook & Macbook Pro 15' 17' Compatible to models from 2007 to 2012.06. My 15 inch MacBook Pro with Retina Display (Mid-2012) would not power on.Apple 60W MagSafe Power Adapter (for MacBook and 13-inch MacBook Pro) Apple 85W MagSafe Power Adapter (for 15- and 17-inch MacBook Pro) Apple 45W MagSafe Power Adapter for MacBook Air. They are interchangeable as far as charging the laptops, but Apple clearly states that you should use the correct watt charger for your laptop, as using the. You can get extra or replacement adapters with AC cord and plug at the Apple Online Store (links below), an Apple Reseller, or an Apple Store. We have a 2011 MacBook Air and a mid 2012 MacBook Pro, so I have both chargers. They are interchangeable as far as charging the laptops, but Apple clearly states that you should use the correct watt charger for your laptop, as using the incorrect one could cause damage to it.
(100) Wavlink USB C Triple Display 4K 12 in 1 USB C Docking Station With DP & HDMI &VGA,100W PD3.0 Charging(85W for PC) USB 3.0 & 2.0 Ports, SD TF Card Reader, Gigabit Ethernet, Audio For Mac/Windows This is the MagSafe 85W power adapter, you are looking for the MagSafe 45W power adapter with the L-tip. This is the MagSafe 85W power adapter, you are looking for the MagSafe 45W power adapter with the L-tip.