Apple has introduced several generations of their laptop power adapters that have different shapes, but their parameters and connectors have not been changed. You can find these parameters on a label at the bottom of the notebook, or you can also check it on the tag of your original Apple laptop charger.ģ. Sometimes the different configurations of the same laptop model requires different power parameters, so you need to check out what the parameters your laptop needs. Please determine the voltage and current parameters your laptop required, in order to select the voltage and current parameters of the Apple laptop power supply. Normally, each brand notebook power interface has several different dimensions corresponding to different notebook models.Ģ. Please determine the power connector size of your laptop, in order to select the connector size of the Apple laptop power adapter. Charge time varies with settings and environmental factors actual results will vary.How to choose your replacement Apple laptop charger?ġ. Fast-charge testing conducted with drained MacBook Pro units. 16-inch MacBook Pro systems tested with Apple 140W USB-C Power Adapter (Model A2452), and 14-inch MacBook Pro systems tested with Apple 96W USB-C Power Adapter (Model A2166), both with USB-C to MagSafe 3 Cable (Model A2363). Testing conducted by Apple in November and December 2022 using preproduction 16-inch MacBook Pro systems with Apple M2 Pro, 12-core CPU, 19-core GPU, 16GB of RAM, and 1TB SSD, and preproduction 14-inch MacBook Pro systems with Apple M2 Pro, 12-core CPU, 19-core GPU, 16GB of RAM, and 1TB SSD. Charge time varies with settings and environmental factors actual results will vary. Fast-charge testing conducted with drained MacBook Air units. MacBook Air systems tested with Apple 67W USB-C Power Adapter (Model A2518) and USB-C to MagSafe 3 Cable (Model A2363). Testing for MacBook Air conducted by Apple in May 2022 using preproduction MacBook Air systems with Apple M2, 8-core CPU, 8-core GPU, 8GB of RAM, and 256GB SSD. Learn how to identify your Mac power adapter.

If you're not sure which Apple power adapter you have, check the wattage on the top or bottom of the adapter.

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