Power adapter/inverter Lenovo 45N0254-RFB 65W Indoor Black for laptops, 100–240V input

Lenovo 45N0254-RFB is a 65 W indoor power adapter and inverter designed to provide stable DC power for compatible Lenovo laptops. With a broad 100–240 V AC input range and 50/60 Hz compatibility, this black adapter supports international voltage standards and is intended for indoor use to power and charge portable computers that accept the matching connector and output specifications.

Advantages

This Lenovo 65W adapter delivers regulated output to maintain consistent performance and battery charging. Its wide input voltage range allows operation in regions with different mains voltages without a separate converter. The compact indoor design and black finish make it suitable for desk, office, or home use while replacing or upgrading original laptop power supplies.

Suitable for

• Powering and charging Lenovo laptops that accept a 65 W DC adapter
• Use in offices, home workspaces, and other indoor environments
• Replacing a lost or damaged original power adapter of similar specifications

When it may not be suitable

This adapter may not be suitable if your laptop requires a higher wattage than 65 W, a different output voltage, or a different connector type. It is not designed for outdoor use or environments where the adapter could be exposed to moisture or extreme temperatures.

Key specifications

• Power output: 65 W
• Input voltage: 100–240 V AC
• Input frequency: 50/60 Hz
• Application: AC-to-DC laptop power adapter
• Intended use: Indoor
• Color: Black

How to use

Connect the adapter to a compatible Lenovo laptop using the correct DC plug, then plug the AC input into a grounded mains outlet that supplies 100–240 V at 50/60 Hz. Ensure connections are secure before powering on the laptop. Use the adapter on stable, flat surfaces and avoid covering it while in use to allow ventilation. Disconnect from mains when not in use or during prolonged storage.

What to consider before purchase

• Confirm that your laptop accepts a 65 W DC adapter and that the output voltage and polarity match the device requirements
• Verify connector compatibility with your laptop model
• Consider whether you require a higher-wattage adapter for fast charging or heavy workloads
• Check that indoor-only use fits your intended operating environment

Usage recommendations

Use the adapter on a well-ventilated surface, avoid exposing it to liquids or extreme temperatures, and replace it with a higher-wattage or manufacturer-recommended unit if your laptop indicates insufficient power or reduced charging performance.