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Black rectangular AC adapter with three-prong plug and 3.0mm barrel connector

myVolts

myVolts 65W AC adapter 19V 3.42A 3.0mm pin for Acer Chromebook 11 13 14 15 Aspire S5 S7 R5 R7 V13

SKU CH-E4A7-NMFB0

Delivers 65 W at 19 V 3.42 A via a 3.0 mm barrel connector for compatible Acer Chromebook and Aspire models

  • 65 W output keeps your Acer Chromebook or Aspire running at full speed
  • 19 V 3.42 A delivery matches the original charger specification exactly
  • 0 mm barrel connector fits the listed models without adapters
  • 100–240 V input lets you use it worldwide on any mains supply
  • CE and RoHS certified protection guards against over-voltage and short circuits

65W AC adapter for Acer Chromebook and Aspire

This 65-watt AC adapter delivers 19 volts at 3.42 amps through a 3.0 by 1.1 millimetre barrel connector. It is built as a direct replacement for the original charger supplied with compatible Acer Chromebook 11, 13, 14 and 15 models as well as select Aspire S5, S7, R5, R7 and V13 ultrabooks.

Check your laptop model

Verify that your device appears in the supported model list, which includes specific Chromebook C720, C740, C810, C910, CB3 and CB5 series plus Aspire S5, S7, R5, R7 and V13 variants. Confirm the power port accepts a 3.0 millimetre pin with 1.1 millimetre inner diameter and that your original supply was rated for 19 volts and 3.42 amps.

Replaces a lost or failing 65W 19V charger

This unit restores full charging performance when the factory adapter is missing, damaged or no longer holds a stable output. The upgrade is worth it if your current brick shows frayed cables, intermittent charging or overheating, and you need a CE and RoHS certified replacement that matches the original 65-watt specification exactly.

Highlights

  • 65 W output keeps your Acer Chromebook or Aspire running at full speed
  • 19 V 3.42 A delivery matches the original charger specification exactly
  • 0 mm barrel connector fits the listed models without adapters
  • 100–240 V input lets you use it worldwide on any mains supply
  • CE and RoHS certified protection guards against over-voltage and short circuits

Specifications

No published specifications for this item yet.

Questions about this item

Does the adapter ship with a detachable mains lead or do I need to buy one separately?

The unit has a fixed three-prong outlet plug, so no separate mains cable is required.

My Acer Chromebook 14 CB3-431-C5EX needs 65 W — is this the correct model?

Yes, the adapter delivers 19 V at 3.42 A for 65 W and matches the CB3-431 series listed.

What does the 3.0 mm connector size mean when I plug it into my Aspire S7-391?

The centre pin measures 3.0 mm by 1.1 mm, the exact barrel size used on the S7-391 charging port.

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