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Compact black rectangular AC adapter with blue tip connector and attached power cord

AYKLCZUU 45W AC Adapter Blue Tip 4.5mm SK90A195231

SKU CH-SWJB-7JWK2

45W AC adapter with a blue 4.5mm tip powers compatible HP laptops at 19.5V and 2A, and includes short-circuit protection

  • CompatibilityCompatible with HP 45W laptop charger
  • Battery Voltage5V
  • Battery Capacity19.5 volts
  • AC Adapter Voltage19.5V
  • AC Adapter Current2 amps
  • AC Adapter Output Power45W
  • 45 W output powers compatible HP laptops reliably
  • Blue-tip 4.5 mm connector fits listed HP models
  • circuit protection safeguards the notebook during charging
  • Compact 2.4 in × 3.96 in × 1.3 in design travels easily
  • Corded electric supply delivers steady 19.5 V 2 A power

What This Charger Powers

This 45W AC adapter with a blue 4.5 mm tip supplies 19.5 V at 2 A for compatible HP laptops. It matches part numbers such as 741727-001, HSTNN-LA40 and TPN-C125. The unit includes short-circuit protection and a fixed two-pin mains cord. Dimensions are 2.4 in by 3.96 in by 1.3 in.

Who Should Buy This

Buyers replacing a lost or damaged 45W HP charger with a blue tip connector will find a direct fit. It suits the listed Stream, Pavilion, Spectre x360, EliteBook and Chromebook models that use the 4.5 mm plug. Users needing a higher wattage supply or a different tip size should look elsewhere.

The Deciding Specification

The blue tip measures 4.5 mm outer diameter and carries 19.5 V at 2 A for 45 W total output. Verify that the original adapter shows the same voltage, current and connector before ordering.

Highlights

  • 45 W output powers compatible HP laptops reliably
  • Blue-tip 4.5 mm connector fits listed HP models
  • circuit protection safeguards the notebook during charging
  • Compact 2.4 in × 3.96 in × 1.3 in design travels easily
  • Corded electric supply delivers steady 19.5 V 2 A power

Specifications

BrandAYKLCZUU
ModelSK90A195231
Part Number1
CompatibilityCompatible with HP 45W laptop charger
Battery Voltage5V
Battery Capacity19.5 volts
AC Adapter Voltage19.5V
AC Adapter Current2 amps
AC Adapter Output Power45W
FeaturesShort Circuit Protection, Proprietary, Corded Electric, 0, type_a_2pin_na, 19.5 volts, 2 amps
Dimension2.4 in x 3.96 in x 1.3 in
Weight0.59965735264 pounds

Questions about this item

Will this 45W blue-tip adapter run my HP 15-f387wm alongside its original battery?

Yes, it delivers 19.5V at 2A matching the 45W rating used by the 15-f387wm, so the laptop charges while you keep the existing battery installed.

How can I confirm the SK90A195231 is operating correctly once plugged in?

The laptop charging indicator lights and the battery icon shows charging at 19.5V 2A output.

Does the package include the AC mains cord or only the adapter brick with blue tip?

The adapter brick with integrated 4.5mm blue tip cable is supplied; a standard C7 mains lead is required separately.

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