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Black rectangular Lenovo 90W AC adapter brick with cable

Lenovo Refurbished

Lenovo 42T4431 AC Adapter 90W

SKU CH-BGPG-5FZ7E MPN 42T4431

90 W AC adapter powers a ThinkPad notebook and recharges its battery

  • Power adapter wattage90 W
  • Product typeAC Adapter
  • Key featuresConvenient access to power Plugs into an available wall outl
  • 90 W output powers your ThinkPad and recharges the battery
  • Genuine Lenovo 42T4431 part ensures correct voltage and tip fit
  • Refurbished unit delivers reliable AC power from any wall outlet
  • Compact adapter design provides convenient access to power anywhere

90 W AC adapter for ThinkPad

This 90 W AC adapter connects to a wall outlet and supplies power to compatible Lenovo ThinkPad notebooks while recharging the internal battery. It is built to the manufacturer specification for the 42T4431 part number. The refurbished unit delivers the rated output for everyday charging.

Who this suits and who should look elsewhere

Buyers needing a replacement 90 W charger for a supported ThinkPad model will find this adapter fits the requirement. Users whose notebook requires a higher wattage supply or a different connector type should select an alternative unit.

How it compares

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

Price $17.99
Cheaper than about 76% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameLenovo
Model name42T4431
Product typeAC Adapter
Power
Power adapter wattage90 W
Size & build
Shipping weight0.91 kg
Package size254 × 203 × 51 mm

Questions about this item

Does the Lenovo 42T4431 90W AC Adapter come with a power cord or must that be bought separately?

The adapter unit is supplied; a compatible mains cord for your region is not included and must be purchased separately.

How do I confirm that the 90W version is the correct capacity for my ThinkPad model?

Match the 90W rating and part number 42T4431 against the original adapter label or the laptop's service manual to ensure compatibility.

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