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Black rectangular power brick with blue-tip barrel connector and detachable cord

DELL SK90195333 65W 4.5 mm Blue Tip AC Adapter

SKU CH-8RPC-ZJV8S

65W 19.5V AC adapter with 4.5 mm blue-tip barrel connector and short-circuit protection for compatible HP laptops

  • CompatibilityLaptops
  • Battery Voltage20V
  • AC Adapter Voltage20V
  • AC Adapter Current11.8A
  • AC Adapter Output Power85W
  • FeaturesFast Charging, Travel, Short Circuit Protection, Barrel Conn
  • Delivers 65 W through a 4.5 mm blue-tip barrel connector
  • Wide 100-240 V AC input suits global travel use
  • Built-in short-circuit protection guards the laptop
  • Includes both AC adapter and detachable power cord
  • Compatible with numerous HP Envy, Pavilion, ProBook and EliteBook models

Dell 65W 4.5 mm Blue Tip AC Adapter

This Dell-branded adapter delivers up to 65 watts through a 4.5 mm × 3.0 mm barrel connector with a blue tip. It is built for HP laptops that require a 19.5 V, 3.33 A supply and also covers 45 W models. The unit ships with a detachable mains cord and carries CE marking.

Thermals noise and power draw

The adapter accepts a universal AC input of 100–240 V at 1.5 A and 50–60 Hz, so it runs from mains supplies worldwide without a voltage switch. Under normal load it produces only a faint hum and stays cool to the touch thanks to its compact switch-mode design. Short-circuit protection limits current if a fault occurs on the output side.

Build quality connectors and daily use

The barrel plug uses the blue-tip 4.5 mm standard found on many EliteBook, ProBook, Envy, Pavilion x360, Spectre x360, Stream and ZBook models. A rugged strain relief at both the brick and the plug resists cable fatigue from frequent packing. The package includes the adapter and a standard power cord, but buyers needing a USB-C power delivery port or a second simultaneous output will need a different solution.

Highlights

  • Delivers 65 W through a 4.5 mm blue-tip barrel connector
  • Wide 100-240 V AC input suits global travel use
  • Built-in short-circuit protection guards the laptop
  • Includes both AC adapter and detachable power cord
  • Compatible with numerous HP Envy, Pavilion, ProBook and EliteBook models

Specifications

BrandDELL
ModelSK90195333
Part Number?SK90195333
CompatibilityLaptops
Battery Voltage20V
AC Adapter Voltage20V
AC Adapter Current11.8A
AC Adapter Output Power85W
FeaturesFast Charging, Travel, Short Circuit Protection, Barrel Connector, Corded Electric, CE, 1, type_a_2pin_na, 19.5 volts, 3.33 amps
Dimension14.33in W x 12.83in H x 9.06in D

Questions about this item

How do I install the 4.5 mm Blue Tip connector without damaging the laptop port?

Align the Blue Tip straight with the 4.5 mm DC jack, insert firmly until seated, then connect the AC cord to the brick and plug into a 100-240 V outlet; forcing the tip at an angle is the step people get wrong.

What maintenance will the adapter and power cord need later?

Inspect the barrel connector and cord for fraying or bent pins every few months, keep the unit in a dry, cool place, and replace the cord or adapter if the 19.5 V 3.33 A output becomes unstable.

What limit appears first during sustained 65 W charging?

The 1.5 A AC input rating and 65 W DC output cap are reached first, so the adapter will not sustain loads above 65 W without triggering its short-circuit protection.

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