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Compact black rectangular AC adapter with 4.0 by 1.7 mm barrel connector

myVolts

myVolts 65W AC Adapter 20V 3.25A 4.0mm 1.7mm

SKU CH-KE4R-SEX7T

A 65W AC adapter delivering 20V at 3.25A with a 4.0mm by 1.7mm connector, compatible with numerous Lenovo IdeaPad and Flex models

  • 65W output powers compatible laptops efficiently
  • 20V 3.25A rating matches original charger specs
  • 0mm x 1.7mm connector fits listed IdeaPad models
  • 100-240V input works worldwide without voltage converter
  • CE FCC ROHS certified for electrical safety

65 W 20 V 3.25 A Adapter for IdeaPad

This 65 W AC adapter delivers 20 V at 3.25 A through a 4.0 mm by 1.7 mm barrel connector. It accepts 100 to 240 V input at 50 to 60 Hz and replaces part numbers such as ADLX65CLGC2A and PA-1450-55LI. The package includes the adapter and an AC power cable.

Suits IdeaPad owners needing a 65 W replacement

Buyers with compatible IdeaPad 100, 110, 120, 130, 310, 320, 330, 340, 510, 520, 530, 710, 720, Flex 4, Flex 5 or Yoga 710 models can use this unit. It also covers 45 W variants rated at 20 V 2.25 A. Users whose laptops require a different voltage, a higher wattage or a connector other than 4.0 mm by 1.7 mm should look elsewhere.

Connector size 4.0 mm by 1.7 mm decides fit

The barrel plug measures 4.0 mm outer diameter and 1.7 mm inner diameter. This dimension must match the laptop power jack exactly. If the original charger uses a different connector size, this adapter will not connect.

How it compares

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

Price $36.99
Pricier than about 66% of the 27,790 comparable items (median $30.99).

Specifications

No published specifications for this item yet.

Questions about this item

Does the 65 W adapter run hot or make noise when it powers a laptop all day?

The unit delivers 20 V at 3.25 A for 65 W and also supports 20 V 2.25 A 45 W loads, so it operates within its rated range during continuous use.

What must I already own for this adapter to work with my laptop?

You need a laptop that accepts a 4.0 mm by 1.7 mm barrel connector and requires 20 V input, such as the listed IdeaPad models.

Will this 20 V 3.25 A supply safely replace the original 45 W charger on an older IdeaPad?

Yes, the adapter is compatible with 20 V 2.25 A 45 W devices and matches the 4.0 mm by 1.7 mm connector used on those models.

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