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Compact black rectangular HP USB-C power brick with detachable mains lead

HP

HP TPN-CA01 A045R031L USB-C 20V 2.25A power adapter

SKU CH-54Q5-1QK7H MPN TPN-CA01

Delivers 20V 2.25A via USB-C with included power cord for worldwide 100-240V input

  • Original HP charger ensures safe, reliable power delivery
  • USB-C output provides 20 V at 2.25 A for compatible laptops
  • Wide 100-240 V input works on mains worldwide
  • Includes power cord for immediate desktop use
  • Built-in safeguards protect against voltage errors and overheating

HP USB-C 45 W power adapter

This genuine HP TPN-CA01 adapter supplies 20 V at 2.25 A through a USB-C connector, making it suitable for compatible HP laptops that require a 45 W power source. It accepts a wide 100-240 V input range for worldwide use.

Installation and common issues

Connection is straightforward: plug the detachable power cord into the adapter, then insert the USB-C plug into the laptop. Most problems arise when the laptop demands a higher wattage or a different voltage profile than the 20 V 2.25 A this unit provides.

Check your laptop requirements

Verify that your device specifies a 20 V 2.25 A input and uses a USB-C charging port before ordering. Confirm the original part number matches TPN-CA01 or A045R031L to ensure compatibility. Note that overseas purchases may not include the power cord.

How it compares

Measured against everything we stock in AC Adapters & Power Bricks, at today’s prices. Recalculated every night.

Price $21.99
Typical for this category: the median of 3,875 items is $23.99.

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Specifications

Product
Model nameTPN-CA01

Questions about this item

How can I verify the adapter is delivering the rated 20V 2.25A output after connecting it?

The adapter should power the device normally without error messages; a USB-C PD meter can confirm 20V 2.25A under load.

Does the package include the detachable mains cord or only the adapter brick?

The listing states it comes with a power cord, though overseas purchases may exclude the cord.

Which HP laptops are compatible with the TPN-CA01 A045R031L 45W USB-C adapter?

It suits HP models that require 20V 2.25A via USB-C; check your device's original charger for matching part number.

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