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User Manual for Apple 140W USB-C Power Adapter

Quick guide for the Apple 140W USB-C Power Adapter. Learn how to safely connect, use, and maintain your charger, including technical specifications and safety warnings.

Table of contents

Quick guide from the manual

To charge your device using the Apple 140W USB-C Power Adapter, follow these steps:

  1. Connect a USB-C cable (not included) to the power adapter.
  2. Extend the electrical prongs if necessary.
  3. Plug the power adapter firmly into a power outlet. Ensure the outlet is easily accessible for disconnecting.
  4. Connect the other end of the cable to your device.

Safety information

The power adapter may become warm during normal use. It complies with user-accessible surface temperature limits, but sustained contact with warm surfaces for long periods may cause discomfort or injury. To reduce the risk of overheating:

  • Always allow adequate ventilation around the adapter.
  • Do not place the adapter under a blanket, pillow, or your body while it is connected to a power source.
  • Avoid situations where your skin is in prolonged contact with the adapter while it is plugged in (e.g., do not sleep with the adapter).
  • Use extra caution if you have a physical condition that affects your ability to detect heat.

Do not use the adapter in wet locations, such as near a sink, bathtub, or shower, and do not connect or disconnect it with wet hands.

When to unplug the adapter

Disconnect the power adapter from the power source if any of the following conditions occur:

  • The USB-C cable or power cord is frayed or damaged.
  • The plug, prongs, or adapter case is damaged.
  • The adapter has been exposed to rain, liquid, or excessive moisture.
  • You suspect the adapter needs service or repair.
  • You intend to clean the adapter.

Technical specifications

Input: 100-240VAC / 2.0A

Output (USB PD): 5.2VDC/3A, 9VDC/3A, 15VDC/5A, 20.5VDC/5A, or 28VDC/5A

Manufacturer information

Apple Inc.

Brand profile

Practical help

Common problems

Adapter feels very warm during use

This is normal during operation. Ensure there is adequate ventilation around the adapter and avoid placing it under blankets or pillows.

Adapter needs cleaning

Always unplug the adapter from the power source before cleaning.

Before use

  • Ensure you have a compatible USB-C cable (not included).
  • Check the USB-C cable for any fraying or damage.
  • Inspect the adapter case and prongs for physical damage.
  • Verify that the power outlet is easily accessible for quick disconnection.

Specs in practice

Input: 100-240VAC / 2.0A
The adapter supports universal voltage, making it suitable for use in most regions worldwide.
USB PD Output
The adapter uses Power Delivery technology to negotiate the correct voltage and amperage (up to 28V/5A) for your specific device.

Model compatibility

  • Requires a USB-C cable (not included).
  • Not for use in wet locations (near sinks, bathtubs, or showers).

Manual page author

David Miller

Documentation analyst

Organizes user manual content into clear summaries, with attention to model details, product context, and everyday usability.