Power Adapter Inverter RealPower 140474 Indoor 40 W Black

The RealPower UNA-40 universal notebook charger is a 40 W indoor power adapter designed for laptops and portable devices that require a 19 V DC input. It supports universal AC input from 100–240 V, delivers 19 V at up to 2.1 A (total power 40 W), includes ten interchangeable adapters and a transport bag, and carries CE, CB and TÜV safety certifications. The compact black unit weighs 0.254 kg and meets CEC and Energy Star Level V efficiency requirements.

Advantages

This RealPower 40 W adapter offers broad voltage compatibility (100–240 V) for use in different regions and includes multiple tip adapters for compatibility with many notebook brands such as HP, Dell, Acer, Lenovo, Toshiba, Fujitsu, LG and Samsung. With an efficiency of approximately 87% and certifications (CE, CB, TÜV), it provides energy-efficient operation and certified safety. The included transport bag and lightweight design improve portability.

Suitable for

• Charging notebooks and laptops with a 19 V DC input
• Users who need a universal replacement adapter for multiple laptop brands
• Portable power needs at home, office or while traveling within regions using 100–240 V AC

Key specifications

• Brand: RealPower
• Model / MPN: UNA-40 REP
• Power: 40 W
• Input voltage: 100–240 V AC (universal)
• Output: 19 V DC, 2.1 A
• Included: 10 interchangeable adapters, transport bag
• Efficiency: ~87%; CEC + Energy Star Level V
• Certifications: CE, CB, TÜV
• Color: Black
• Weight: 0.254 kg

How to use

Select the interchangeable adapter tip that matches your notebook's DC input connector, attach it to the adapter cable, and connect the adapter to an AC mains outlet (100–240 V). Plug the DC tip into the notebook's power input. Verify that the notebook accepts 19 V and that charging indicator or battery status shows charging. Unplug from the mains before changing tips or storing the adapter.

Recommendations

Use only the included interchangeable tips and ensure the connector matches the notebook input. Avoid exposing the adapter to liquids or extreme temperatures; operate in dry indoor conditions. Regularly inspect cables and tips for damage and replace the adapter if any safety marks are compromised.