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Small black rectangular HP 45 W power adapter with detachable cord

HP

HP HSTNN-LA40 45 W adapter

SKU CH-6W0T-5C2PS MPN HSTNN-LA40

A 45 W HP laptop power supply delivering 19.5 V at 2.31 A with a 100-240 V input range and an included power cord

  • Genuine HP replacement ensures reliable charging for compatible laptops
  • 45 W output delivers the power your Star Wars Edition notebook expects
  • Wide 100-240 V input works on mains worldwide
  • Built-in safeguards protect against incorrect voltage, short circuit and overheating
  • Includes power cord so the adapter is ready to use

HP 45 W AC adapter

This HP HSTNN-LA40 adapter supplies 19.5 V at 2.31 A for a total of 45 W. It is intended for the Star Wars Edition 15-an050ca and 15-an050nr laptops and includes a power cord for immediate use.

Installation and common issues

The unit plugs directly into the laptop’s barrel connector and a standard wall outlet accepting 100-240 V at 50-60 Hz. No drivers are required; the only frequent problem is a loose or damaged barrel tip that prevents charging.

Behaviour under sustained load

The adapter delivers a continuous 45 W output with built-in safeguards against incorrect voltage, short circuit and internal overheating. It maintains stable voltage during prolonged charging sessions without thermal throttling.

How it compares

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

Price $19.99
Pricier than about 55% of the 1,761 comparable items (median $18.99).

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Specifications

No published specifications for this item yet.

Questions about this item

How can I confirm the adapter is delivering the correct 19.5V 2.31A output after connecting it?

The laptop should charge normally and the battery indicator will show it is receiving power; the adapter includes safeguards against incorrect voltage, short circuit and internal overheating.

What comes with the HP HSTNN-LA40 adapter and what must I source separately?

The package includes the 45W adapter and a power cord; the DC cable and connector are fixed to the unit so no separate tip is required.

Which version of this adapter matches a laptop needing 45W at 19.5V 2.31A?

This model supplies exactly 45W at 19.5V 2.31A with a 100-240V 1.1A 50-60Hz input, matching the original specification for compatible HP notebooks.

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