Lenovo 5A10H03910 power adapter/inverter Indoor 45 W Black

The Lenovo 5A10H03910 power adapter is a compact indoor power supply designed for compatible Lenovo laptops. It delivers a rated output of 45 W and accepts a wide input voltage range of 100–240 V, enabling use in different mains environments. The adapter is finished in black and features a form factor intended for convenient placement alongside a laptop or in a workspace.

Advantages

This 45 W Lenovo power adapter offers stable voltage delivery and energy efficiency suitable for everyday laptop use. Its wide input voltage range ensures compatibility with international mains supplies, and the compact, black housing provides a discreet appearance and easy storage. The adapter design focuses on reliable charging behavior and thermal stability during typical indoor operation.

Suitable for

• Charging compatible Lenovo laptops and ultrabooks with a 45 W power requirement
• Home and office use where a compact, reliable power supply is needed
• Replacement or spare adapter to carry with a laptop for travel or commuting

Key specifications

• Output power: 45 W
• Input voltage: 100–240 V AC
• Colour: Black
• Intended use: Indoor laptop power supply
• Form factor: Compact external AC adapter

How to use

Connect the adapter to a compatible Lenovo laptop by attaching the vendor-specified DC plug to the laptop power inlet, then plug the AC cord into a mains socket within the supported 100–240 V range. Ensure the connection is secure and place the adapter on a flat, stable surface with adequate ventilation. Disconnect the adapter from mains when not in use for extended periods and before cleaning the laptop or adapter.

Recommendations

Use the adapter only with devices verified as compatible to avoid voltage or connector mismatch. Keep the adapter away from liquids and prolonged direct heat sources, and avoid covering it during operation to maintain cooling. If the adapter shows signs of damage, overheating, or irregular operation, stop use and replace it with an appropriate unit.