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Black rectangular 65W AC adapter with 4.5mm barrel tip and 1m US power cord

Blueskysea

Blueskysea 65W AC Adapter 4.5mm for Latitude 3540 3440 3420 3520 3430 3320 3340

SKU CH-533K-78Q1M

65 W AC adapter with a 4.5 mm tip powers compatible Latitude, Vostro and Inspiron laptops and includes a 1 m US power cord

  • TypeAC Adapters
  • 65W output powers compatible Dell Latitude and Vostro models
  • 5V 3.34A delivery matches original charger specifications
  • 5mm barrel connector fits listed Latitude 3540 3440 3420 3520 3430 3320 3340
  • 100-240V 1.2A input works on global mains supplies
  • CE FCC CCC certified with over-voltage over-current short-circuit protection

Compatible Dell models

This 65W AC adapter fits Dell Latitude 3540 3440 3420 3520 3430 3320 3340 and Vostro 3400 3500 3420 3425 3520 3525 plus Inspiron 14 15 16 5420 5425 3520 3521 3525 5620 5625. It uses a 4.5mm barrel connector so check the port before ordering. The package includes a 1 meter US power cord.

Thermals noise and power draw

Input accepts 100 to 240V at 1.2A across 50 or 60Hz mains. Output delivers 19.5V at 3.34A for 65W continuous power. Certified to CE FCC CCC with over-voltage over-current and short-circuit protection for stable operation.

Connector constraint

The 4.5mm tip is not a USB-C interface so laptops that charge only through Type-C cannot use this adapter. Buyers who need a USB-C charger should select a different unit.

Highlights

  • 65W output powers compatible Dell Latitude and Vostro models
  • 5V 3.34A delivery matches original charger specifications
  • 5mm barrel connector fits listed Latitude 3540 3440 3420 3520 3430 3320 3340
  • 100-240V 1.2A input works on global mains supplies
  • CE FCC CCC certified with over-voltage over-current short-circuit protection

Specifications

TypeAC Adapters

Questions about this item

How do I connect the 4.5mm tip to my Latitude 3540 and what is the common mistake?

Align the 4.5mm barrel connector with the laptop's charging port and push straight in until it seats firmly; the common mistake is forcing it at an angle which can bend the centre pin.

What maintenance or replacement will this 65W adapter need over time?

The 1 metre US power cord and the 4.5mm tip cable are the only wear items; inspect them periodically for fraying or loose strain relief and replace the whole unit if the output drops below 19.5V 3.34A.

What limit appears first when the adapter runs continuously at full 65W load?

Sustained 19.5V 3.34A output causes the internal components to reach their thermal ceiling first, triggering the over-temperature protection before any voltage or current limit is hit.

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