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Lenovo Slim 300W AC adapter in black finish

Lenovo

Lenovo GX21F23045 Slim 300W AC Adapter

SKU CH-Z5S7-TP0C6

A 300 W AC adapter provides reliable power for compatible Lenovo devices

  • Product colorBlack
  • Delivers 300 W of power for consistent PC operation
  • Slim design keeps a spare adapter at home and office
  • OS independent so it works across Lenovo devices
  • High energy efficiency reduces power waste during charging
  • Official Lenovo 1-year warranty backs the adapter

Lenovo GX21F23045 300W Adapter

The Lenovo GX21F23045 is a slim 300W AC adapter designed to power compatible Lenovo PC devices. It delivers a consistent flow of power for daily computing tasks. The unit is highly energy efficient and operates independently of any specific operating system. Its black finish matches standard Lenovo aesthetics.

Spare power for fixed locations

This adapter suits users who want a dedicated charger at a desk to avoid transporting their original brick daily. It provides immediate, convenient access to power in a second location such as a home office. Buyers needing a lightweight travel charger or a lower-wattage unit for ultraportable laptops should consider other options.

300W output capacity

The single specification that decides fit is the 300W output rating. The adapter must match or exceed the power requirement printed on the target device or its original supply. Using an adapter with insufficient wattage will prevent the system from charging or operating correctly.

How it compares

Measured against everything we stock in Other Adapters & Couplers, at today’s prices. Recalculated every night.

Price $139.99
Pricier than about 91% of the 1,761 comparable items (median $18.99).

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Specifications

Product
Brand nameLenovo
Model nameGX21F23045
Part numberGX21F23045
Product colorBlack

Questions about this item

Which Lenovo Slim 300W AC adapter model should I select?

Choose the GX21F23045 part number; it is the only version listed for this 300W slim adapter.

What does the 300W rating mean when the adapter is powering my laptop?

It can supply up to 300 watts continuously, so your device receives full performance power without throttling.

What connector standard does this adapter use and what does it limit?

The adapter uses Lenovo's proprietary slim tip; it limits use to compatible Lenovo laptops that accept that specific connector.

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