AC Adapter Lenovo 20V 4.5A 90W for ThinkPad X1 Carbon (MPN 5A10J46686)

The AC Adapter Lenovo 20V 4.5A 90W for ThinkPad X1 Carbon is a replacement power supply designed to deliver up to 90 watts of consistent DC power to compatible Lenovo ThinkPad X1 Carbon laptops. It provides 20 volts at 4.5 amperes to charge the battery and run the system, and is intended as a compact, travel-friendly adapter for users who need a spare or replacement unit that matches the required connector and power rating for the specified laptop models.

Advantages

This 90W Lenovo adapter offers stable voltage and current output suitable for everyday office tasks and mobile use. Its compact design makes it easy to carry in a laptop bag for travel or commuting. The adapter is intended to be compatible with ThinkPad X1 Carbon models that require a 20V 4.5A power source, providing a direct replacement for a lost or damaged original power supply and enabling continued device operation without interruption.

Suitable for

• Charging and powering Lenovo ThinkPad X1 Carbon laptops that accept 20V, 4.5A input
• Office work, document editing, and web browsing while connected to mains power
• Business travel and commuting where a compact spare adapter is needed
• Replacing an original adapter with the same voltage and amperage specifications

Key specifications

• Output voltage: 20 V DC
• Output current: 4.5 A
• Maximum power: 90 W
• Form factor: external AC power adapter (brick-style) with attached cable and matching ThinkPad connector
• Intended use: mains-powered charging and operation of compatible laptops

How to use

Connect the adapter to a suitable mains outlet using the supplied detachable mains lead, then plug the adapter’s output connector into the laptop’s power jack. Ensure the laptop model supports 20V and 4.5A input before use. The adapter will provide power for normal operation and charge the laptop battery when connected. Disconnect the adapter from mains and laptop when not in use or during long-term storage.

Lietošanas ieteikumi

Use in a well-ventilated area and avoid covering the adapter during operation to prevent heat buildup. Inspect cables and connectors for damage before each use and replace the adapter if you observe frayed wires or loose connectors. Use only with laptops that accept the specified voltage and current to avoid compatibility issues.