Laptop AC Adapter HP 90W Smart PFC Straight (model 924589-800)

The HP 90W Smart PFC Straight AC adapter is a replacement power supply designed for compatible HP laptops. It delivers up to 90 watts of regulated DC power through a straight connector and includes Smart Power Factor Correction (PFC) to improve efficiency and reduce electrical noise. The adapter is intended as a spare or replacement unit to charge and power notebooks that accept a straight barrel connector and a 90W supply.

Advantages

This AC adapter provides stable voltage regulation and overcurrent protection to help maintain reliable laptop operation while charging. Smart PFC helps improve energy efficiency and reduces interference with other electronics. Its compact inline design and straight connector make it easy to connect and carry as a spare for home, office or travel use. The adapter's rated power output supports typical 90W-compatible HP notebooks, enabling both charging and operation under moderate load.

Suitable for

• Replacing a lost or damaged original HP laptop adapter that requires a 90W straight connector power supply
• Using as a spare charger for travel, home, or office to keep a laptop powered and charged
• Powering and charging compatible HP notebooks during regular use, meetings, or presentations

Key specifications

• Output power: 90 W
• Output type: DC with straight barrel connector
• Input: AC mains (universal input range compatible with typical 100–240 V AC systems)
• Power conversion: built-in Smart Power Factor Correction (PFC)
• Protections: overcurrent and short-circuit protection, thermal protection
• Form factor: external inline AC adapter with attached power cord

How to use

Connect the adapter to an appropriate AC mains outlet using the supplied mains lead, then insert the straight connector firmly into the laptop DC input jack. Ensure the laptop model is compatible with a 90W straight connector adapter before use. While connected, the adapter will supply power to run the laptop and charge the battery; disconnect the adapter by pulling the plug straight out from the laptop jack when finished. Avoid placing the adapter on soft surfaces that can trap heat during extended use.

Recommendations

Use the adapter with laptops that accept a 90W straight connector to ensure correct voltage and current delivery. Keep ventilation clear around the adapter and avoid exposure to liquids. For travel, verify mains voltage compatibility and use the appropriate mains lead or plug adapter if needed.