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Black rectangular AC adapter with 7.9*5.0mm connector and detachable power cord

myVolts

myVolts 90W AC Adapter Laptop Charger 20V 4.5A 7.9*5.0mm

SKU CH-PBJM-4VDP2

90W AC adapter delivering 20V 4.5A through a 7.9*5.0mm connector, compatible with a wide range of Lenovo ThinkPad models and supplied with a power cord

  • Worldwide voltage support for travel flexibility
  • 90W output delivers reliable laptop power
  • 9*5.0mm connector fits listed ThinkPad models
  • Includes free power cord for immediate use
  • 12-month replacement warranty backs the purchase

90W AC Adapter for Lenovo ThinkPad

This 90W AC adapter supplies 20V at 4.5A for a wide range of Lenovo ThinkPad models including Edge, T, X, L, SL, R and X100E series. It accepts 100-240V input at 50-60Hz for worldwide use. The unit is sold new and includes a power cord. It targets owners of compatible ThinkPad laptops needing a replacement or spare charger.

7.9*5.0mm Barrel Connector

The connector measures 7.9*5.0mm and matches the barrel plug used by the listed ThinkPad models. A correct fit ensures stable power delivery and prevents intermittent charging caused by loose or undersized tips. The package includes the adapter and a free power cord for immediate use. Build quality follows standard laptop charger construction for daily transport and desk use.

90W Output Decides Compatibility

The single specification that decides fit is the 90W output at 20V 4.5A; laptops requiring a different wattage or voltage will not charge correctly with this unit. Buyers must verify their original charger matches these exact ratings before purchasing. This adapter is not for users whose devices need a higher or lower power rating or a different connector size.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $31.99
Typical for this category: the median of 27,790 items is $30.99.

Specifications

No published specifications for this item yet.

Questions about this item

What output does the 20 V 4.5 A 90 W adapter deliver?

It supplies a steady 20 V at 4.5 A for a total of 90 W, matching the requirement of the listed ThinkPad models.

Which connector size must the laptop's charging port accept?

The plug measures 7.9 mm outer diameter by 5.0 mm inner diameter, the rectangular tip used on the compatible ThinkPad Edge, L, T, X and SL series.

How is the adapter connected and what step is often missed?

Plug the detachable power cord into the adapter brick, then insert the 7.9×5.0 mm tip firmly into the laptop until it clicks; the click confirms full seating.

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