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Rectangular black Dell power brick with 7.4mm barrel plug and detachable power cord

DELL

DELL LA90PE1-01 19.5V 4.62A 90W 7.4mm power adapter

SKU CH-HSQ2-YKQFP MPN LA90PE1-01

Supplies 19.5V 4.62A at 90W with a 7.4mm tip and includes a power cord

  • Delivers 90W output for reliable laptop charging
  • 5V 4.62A output matches original Dell specifications
  • 100-240V input supports worldwide voltage ranges
  • 4mm barrel connector fits compatible Dell models
  • Includes power cord for immediate use

Genuine Dell 90W 7.4mm AC adapter

This genuine Dell AC adapter delivers 90W at 19.5V 4.62A through a 7.4mm barrel connector. It suits owners of compatible Dell laptops that require this specific voltage and tip size. The unit accepts 100-240V input at 50-60Hz for worldwide use. Buyers needing a different wattage or connector diameter cannot use this model.

Included power cord and tested reliability

A detachable power cord is supplied so the adapter is ready to plug into any standard mains socket. Each unit is tested for correct output, intact wiring and a firm jack fit before dispatch. The housing may show minor cosmetic marks that do not affect operation. No extra cables, tips or software are bundled with the adapter.

90W output limit and fixed 7.4mm tip

The adapter provides a maximum of 90W; systems that draw more power will not run correctly from this unit. The 7.4mm barrel is not interchangeable, so laptops with a different pin size or USB-C charging port are incompatible. Input frequency is limited to 50-60Hz, which covers typical mains supplies worldwide.

Highlights

  • Delivers 90W output for reliable laptop charging
  • 5V 4.62A output matches original Dell specifications
  • 100-240V input supports worldwide voltage ranges
  • 4mm barrel connector fits compatible Dell models
  • Includes power cord for immediate use

Specifications

ModelLA90PE1-01 DA90PE3-00 FA90PE1-00

Questions about this item

Does the 7.4 mm barrel connector on the LA90PE1-01 wear out and need replacing?

The 7.4 mm connector is tested for proper contact before shipping; no user-replaceable parts are specified.

What limits continuous output at 90 W on this adapter?

The 19.5 V 4.62 A rating sets the maximum sustained output; internal overheating protection will throttle if that limit is exceeded.

How much heat and fan noise does the 90 W unit produce when running all day?

No fan is fitted; the adapter relies on passive cooling, so it runs silently and warmth depends on load and airflow.

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