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Lenovo 65W power adapter with round tip, black rectangular brick

Lenovo

Lenovo 4X21K07718 65W power adapter

SKU CH-M7AC-SFSDB MPN 4X21K07718

A 65-watt power adapter with a round tip for compatible Lenovo devices

  • Genuine Lenovo 65W adapter powers compatible laptops reliably
  • Round-tip connector fits supported Lenovo devices securely
  • New condition ensures full performance from first use
  • 65W output delivers sufficient power for charging and operation
  • UPC 195892063117 identifies the exact replacement part

Lenovo 65W round-tip power adapter

This Lenovo 4X21K07718 adapter supplies 65 watts of power through a round connector tip. It is intended for compatible Lenovo laptops and devices that require this specific input type. Buyers needing a replacement or spare unit for supported hardware will find it suitable.

65W output capacity and headroom

The adapter delivers a steady 65W output for charging and running the host device. It comfortably handles the power demands of supported ultraportable and mainstream Lenovo models. Systems requiring higher wattage or a different connector shape cannot use this unit.

Round-tip connector and build implications

The round-tip plug fits the matching DC-in jack on supported Lenovo notebooks. A secure connection reduces the chance of intermittent charging caused by loose contacts. The fixed cable design means the entire adapter must be replaced if the lead is damaged.

Highlights

  • Genuine Lenovo 65W adapter powers compatible laptops reliably
  • Round-tip connector fits supported Lenovo devices securely
  • New condition ensures full performance from first use
  • 65W output delivers sufficient power for charging and operation
  • UPC 195892063117 identifies the exact replacement part

Specifications

No published specifications for this item yet.

Questions about this item

Will the 65W round-tip adapter work with my existing Lenovo laptop that uses a round-tip input?

The adapter provides 65W output through a round tip connector, matching the input used by many Lenovo notebooks.

How can I confirm the 65W round-tip adapter is functioning correctly after I plug it in?

The laptop should show that it is charging and the battery level should increase while the adapter is connected.

Does the Lenovo 4X21K07718 package include a mains cable or only the adapter brick?

The product is supplied as the adapter unit itself; a compatible AC mains lead for your region must be obtained separately.

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