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Black rectangular HP laptop AC adapter charger with cable and barrel tip

HP

HP HSTNN-CA40 744481-002 A045R00DH AC Adapter Charger 45W

SKU CH-4VK5-N00FH

45W HP AC adapter for laptops, includes power cord and requires matching tip size

  • TypeCharger
  • Genuine HP 45 W adapter powers your laptop reliably
  • Correct tip size ensures a secure, stable connection every time
  • Included power cord removes the need for a separate cable
  • New condition guarantees full performance straight from the manufacturer
  • Match your exact laptop model to avoid compatibility issues

HP 45W AC Adapter Purpose

This genuine HP HSTNN-CA40 charger supplies 45 watts of power to compatible HP laptops. It suits owners replacing a lost or damaged original unit. Buyers who need a higher wattage supply for larger workstations cannot use this model.

Included Power Cord Benefit

The package ships with the appropriate mains cord so the adapter works straight from a wall socket. No separate cable purchase is required. Users must still verify that the tip size matches their existing adapter before connecting.

Connector Fit and Daily Use

Matching the tip to the laptop ensures a secure connection and reliable charging each day. If the exact laptop model number is uncertain, leaving it in the order comments helps confirm compatibility. The adapter is new and ready for immediate use.

Highlights

  • Genuine HP 45 W adapter powers your laptop reliably
  • Correct tip size ensures a secure, stable connection every time
  • Included power cord removes the need for a separate cable
  • New condition guarantees full performance straight from the manufacturer
  • Match your exact laptop model to avoid compatibility issues

Specifications

BrandHP
TypeCharger

Questions about this item

How often should the 45 W AC adapter cable be replaced?

The cable is designed for continuous use and has no scheduled replacement interval; inspect the cord and tip periodically and replace only if damage or wear appears.

What limits sustained output of the 45 W charger?

The adapter is rated for a maximum of 45 W; drawing more than that will trigger its internal protection and limit output.

How much heat or noise does the 45 W adapter produce during all-day use?

The unit runs silently with no fan; it will become warm under full load but stays within normal operating temperature for a 45 W supply.

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