AC adapter HP L40098-001 90W for HP laptops, replacement power supply

The AC adapter HP L40098-001 90W for HP laptops is a replacement power supply designed to provide stable DC output and reliable charging for compatible HP notebook models. Its compact form factor and standardized connector make it a practical substitute for damaged or lost originals. The adapter supports continuous laptop operation while charging the battery and is intended for use at home, in the office, or during travel where a dependable 90W source is required.

Advantages

This 90W AC adapter offers consistent power delivery that helps maintain system performance under typical workloads and during battery charging. Its lightweight construction simplifies portability, and the standardized output characteristics ensure compatibility with a range of HP laptop models. The adapter's design prioritizes steady voltage and current output to reduce the risk of interruptions while the laptop is in use.

Suitable for

• Replacing a lost or damaged original HP laptop adapter
• Providing a secondary adapter for travel or office use
• Powering and charging compatible HP notebooks that accept 90W input
• Use with docking solutions or extended workstation setups requiring external power

Key specifications

• Output power: 90 watts
• Physical weight: approximately 0.1 kg
• Form factor: compact external AC adapter
• Intended output type: DC for laptop charging and operation
• Designed for use with compatible HP portable computers

How to use

Connect the adapter to an appropriate AC mains socket using the supplied or compatible mains lead, then plug the DC connector into the laptop power inlet until it seats firmly. Ensure the laptop is powered off or in a low-power state when first connecting if you are replacing an adapter during operation. Verify charging status via the laptop's LED indicator or operating system battery icon. After use, disconnect from mains and laptop by first unplugging the DC connector, then removing the mains lead if applicable.

Usage recommendations

Use the adapter with laptops listed as compatible by HP or that accept a 90W DC input and matching connector. Avoid exposing the adapter to moisture, extreme temperatures, or heavy mechanical stress. Do not attempt to open or modify the adapter; if it shows signs of damage or overheating, discontinue use and replace it. For optimal longevity, store the adapter in a dry, cool place when not in use and route cables to prevent sharp bends or strain.