Exact load / D008
MacBook Air (15-inch, M4, 2025)
MacBook Air 15-inch M4 (2025); direct USB-C charging only.
Input group: Thunderbolt 4 / USB-C. A group reference is not an automatic selection of a physical socket or confirmation of an actual unit.
Named manufacturer setup
Apple-listed fast-charge setup
70 W reference only
No numeric target is derived from this reference.
- Apple lists particular adapters and cable paths, not a universal 70 W minimum.
- Only the direct USB-C charge-cable path is modeled; MagSafe and display-provided power are outside scope.
- Battery state, workload and temperature affect timing; no charge time is predicted.
Named examples present in this catalog
- Apple 70W USB-C Power Adapter
- Apple 140W USB-C Power Adapter
An unlisted source remains unassessed; it is not automatically incompatible.
Scope and inspection limits
- Adapter examples and included supplies must not be added as measured demand.
Inspected 2026-10-03; review due 2027-01-01. Independent technical review pending.
MacBook Air (15-inch, M4, 2025) — Technical Specifications
The 15-inch M4 Air specification lists a 35 W compact dual USB-C adapter and a 70 W fast-charge setup.
Included power rating and fast-charge setup are different evidence kinds, not measured draw. Exact model and source conditions must be checked.
Fast charge your MacBook Air or MacBook Pro
For supported MacBook Air generations Apple lists particular Apple adapters including 70 W and 140 W. The 14-inch Pro list includes 96 W and 140 W adapters. USB-C charge cable paths are listed separately from MagSafe paths.
Applied only to the exact 2022-or-later Air and 14-inch Pro models in this sidecar. Named examples are not universal minimum wattages; other adapter, display and MagSafe paths are not assessed. Charge-time test conditions are not predictions.