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HP HSTNN-LA40 45W laptop power adapter brick with detachable cord

HP

HP HSTNN-LA40 45W 19.5V 2.31A adapter

SKU CH-6KY1-P2HB2 MPN HSTNN-LA40

Supplies 45 W at 19.5 V 2.31 A for compatible HP laptops, includes power cord

  • Genuine HP adapter powers compatible laptops reliably
  • 45 W output matches original charger specifications
  • Wide 100-240 V input works worldwide
  • Includes power cord for immediate use
  • Built-in safeguards protect against voltage, short-circuit and overheating issues

Power adapter for select HP laptops

This genuine HP adapter delivers 45 W at 19.5 V and 2.31 A. It accepts a universal 100-240 V input and includes the power cord. The unit is designed for compatible HP notebooks such as the 15-DA0020NR, 15-DA0048NR and 15-DA0057LA models.

Buyers needing a replacement 45 W unit

Suits owners of the listed HP laptops who require a direct replacement charger. Not suitable for devices that demand a higher wattage or a different output voltage. Users with other brands or barrel sizes should look elsewhere.

19.5 V 2.31 A output specification

The adapter provides a fixed 19.5 V at 2.31 A for 45 W total power. Matching this exact voltage and current is the deciding factor for compatibility with the target notebooks.

How it compares

Measured against everything we stock in Other Adapters & Couplers, at today’s prices. Recalculated every night.

Price $17.99
Typical for this category: the median of 1,761 items is $18.99.

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Specifications

No published specifications for this item yet.

Questions about this item

Does the box include both the 45W 19.5V 2.31A adapter and a power cord?

Yes, the package contains the genuine HP HSTNN-LA40 adapter rated at 45W with 19.5V 2.31A output and a detachable power cord for wall connection.

My laptop is a 15-DA0048NR; is this the correct 45W adapter for it?

The supplier lists this 45W unit as compatible with the 15-DA0020NR, 15-DA0048NR and 15-DA0057LA models, so it matches your machine.

What does the 19.5V 2.31A output deliver in everyday use?

It supplies a steady 45W to charge the battery and run the laptop simultaneously, with built-in protection against incorrect voltage, short circuit and internal overheating.

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