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MagSafe 15W fast charging reportedly restricted to Apple 20W adapter

New testing shows Apple’s MagSafe charging puck does peak at 15W with iPhone 12, but only when paired with the company’s 20W adapter.The apparent restriction was discovered by Aaron Zollo of YouTube channel Zollotech. In a comprehensive evaluation of Apple’s MagSafe device posted on Monday, Zollo found two Apple adapters — a new standalone 20W USB-C device and the 18W unit that came with iPhone 11 Pro handsets — achieved high rates of charge.Measuring energy throughput with an inline digital meter revealed MagSafe hits the advertised 15W peak charging rate (up to 16W in the video) when paired with Apple’s branded 20W adapter. Speeds drop to about 13W with the 18W adapter, and Zollo notes the system takes some time to ramp up to that level. Read more…
Source: Apple Insider News and Secrets on New Apple Products

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