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Rectangular black HP power brick with detachable cord

HP

HP HSTNN-LA40 45W AC Adapter 19.5V 2.31A with Cord

SKU CH-63BT-D51PQ MPN HSTNN-LA40

A 45 W HP power adapter delivering 19.5 V at 2.31 A with an included cord for compatible laptops

  • Genuine HP adapter ensures reliable laptop charging
  • 45W output matches Stream 14 Pro G3 power needs
  • 100-240V input works worldwide without voltage converters
  • Built-in protection guards against short circuit and overheating
  • Power cord included so you can plug in immediately

45W AC adapter for HP Stream 14 Pro G3

This 45-watt AC adapter supplies 19.5 volts at 2.31 amps for compatible HP laptops. The unit accepts 100-240 volt input at 1.1 amps across 50-60 hertz. A power cord is included in the package.

Suits owners of listed Stream models.

The adapter matches the power requirements of the Stream 14 Pro G3, 14-ax000 and 14-z050sa. Buyers whose laptops need a different output voltage, amperage or connector should look at another part.

19.5V 2.31A output decides compatibility

The single specification that determines fit is the 19.5 volt, 2.31 amp output delivering 45 watts. Verify that your device specifies exactly these values before purchasing.

Highlights

  • Genuine HP adapter ensures reliable laptop charging
  • 45W output matches Stream 14 Pro G3 power needs
  • 100-240V input works worldwide without voltage converters
  • Built-in protection guards against short circuit and overheating
  • Power cord included so you can plug in immediately

Specifications

No published specifications for this item yet.

Questions about this item

How much heat or noise does the HSTNN-LA40 45W adapter produce when running continuously?

The brick has no fan and runs silently; under full 45W load it becomes warm but stays within normal operating limits for a 19.5V 2.31A unit.

What must I already own to use this adapter with my HP Stream 14 Pro G3?

You need the laptop itself and a working mains socket; the package includes the 100-240V power cord so no extra cable is required.

Can I keep using my existing barrel-tip HP charger cables with the HSTNN-LA40?

The adapter has a fixed output lead ending in the standard HP barrel connector, so it plugs directly into compatible Stream models without an extra tip.

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