AC power adapter HP 45W 1W9Y9AV compatible with HP laptops

AC power adapter HP 45W 1W9Y9AV compatible with HP laptops delivers external DC power and battery charging for a range of compatible HP notebook models. The compact design integrates the AC input and a fixed DC output cable to provide a simple, portable solution for everyday use at the office, at home or while traveling. This unit is intended as a replacement or spare to restore charging capability and maintain uninterrupted power supply for your compatible HP laptop.

Advantages

The adapter offers a 45W power rating suitable for slim and mainstream HP notebooks and supports stable voltage delivery for charging and operation. Its integrated cable design reduces the number of separate components to carry, and the compact housing saves desk and bag space. Built-in safety features protect against common electrical faults, helping to minimize the risk of overload, short circuit and overheating during normal use.

Suitable for

• Replacing a lost or damaged AC adapter for compatible HP laptops
• Keeping as a spare adapter for office, home or travel
• Providing power and charging during mobile work or presentations

Key specifications

• Output power: 45 watts
• Output type: DC with fixed output cable and barrel-style connector (compatible with specified HP notebooks)
• Input: AC mains voltage range for typical regional mains (integrated AC inlet)
• Form factor: compact external adapter with integrated cable
• Protection features: overcurrent, overvoltage and thermal protection

How to use

Connect the adapter to the mains socket using the integrated AC input, then insert the DC connector into the laptop’s power port until it seats securely. Verify the laptop indicates charging; if not, confirm connector seating and mains power availability. For safe operation, use the adapter on a stable, hard surface that allows airflow around the adapter housing and avoid covering it during extended charging sessions.

Recommendations

Use the adapter only with HP notebooks that accept the specified barrel-style DC connector and power rating. Avoid exposure to moisture, extreme temperatures and physical impact. Disconnect from mains when not in use for extended periods. If the adapter becomes unusually hot, emits a smell or makes abnormal noises, stop use and have it inspected or replaced.