Addon ASUS® 90XB03UN-MPW020 Compatible 45W USB-C Laptop Power Adapter and Cable

The Addon ASUS® 90XB03UN-MPW020 is designed for modern USB-C powered notebooks, delivering reliable, efficient charging for ASUS laptops that require a compact 45W solution. This power adapter is engineered to provide clean power with smart protections, ensuring your workflow stays uninterrupted whether you’re at your desk, on a commute, or traveling between meetings. With a 19.5V output at 2.25A, this charger is a practical upgrade for ASUS devices that rely on USB-C charging, offering consistent performance, easy plug-and-play use, and a sleek black finish that complements any setup. If you value safety, efficiency, and dependable charging in a slim form factor, the Addon 90XB03UN-MPW020 is built to satisfy daily demands and extend your laptop’s battery life without fuss.

• Power and compatibility you can trust: This 45W USB-C laptop power adapter delivers 19.5V at 2.25A, a common and reliable specification for many ASUS notebooks that support USB-C charging. It supports safe, steady power delivery to keep your device running smoothly during work, study, or play, so you can rely on it for daily use or intense workloads without worrying about insufficient power.
• Compact, travel-friendly design: Designed for portability, the Addon 90XB03UN-MPW020 combines a compact brick with a streamlined, lightweight profile. It’s ideal for travelers, students, and professionals who need a dependable charger that won’t weigh down a bag or clutter a desk. The universal black finish looks right at home in any workspace or travel kit.
• Smart safety protections for peace of mind: Built-in safeguards guard against common electrical issues, including overcurrent, overvoltage, short-circuit, and excessive temperature. These protections help shield your ASUS notebook and the adapter itself from damage, enabling worry-free charging even in busy environments where outlets may be shared or stressed.
• USB-C charging cable included: The package features a USB-C charging cable so you can connect your laptop right out of the box. With a USB-C to USB-C connection, you can take advantage of efficient PD charging, while keeping one cable that works across supported devices. This reduces clutter and makes setup straightforward for immediate use.
• Reliable brand for everyday use: The Addon line is known for practical, dependable power solutions that pair well with ASUS devices. This adapter provides a stable 45W charging option compatible with a broad range of ASUS laptops, helping you stay productive without hunting for third-party chargers or adapters.

Technical Details of Addon ASUS® 90XB03UN-MPW020

• Model: 90XB03UN-MPW020
• Output: 19.5V at 2.25A (45W)
• Input: 100–240V AC, 50/60Hz
• Connector: USB-C PD charging port (USB-C to USB-C cable included)
• Cable included: USB-C charging cable for direct laptop connection
• Color: Black
• Material and build: Durable, compact enclosure designed for everyday use and travel with protective features for safety and longevity

How to install Addon ASUS® 90XB03UN-MPW020

• Unplug your laptop from any existing charger and ensure the outlet is functioning.
• Plug the AC end of the adapter into a grounded wall outlet to provide clean, stable AC power.
• Take the included USB-C charging cable and connect one end to the adapter’s USB-C port and the other end to your ASUS notebook’s USB-C charging port.
• Check the laptop for a charging indicator. If the indicator lights up or your battery icon shows charging progress, the adapter is supplying power correctly.
• When your device is fully charged, you can disconnect and store the charger in a cool, dry place. For travel use, coil the cable neatly and keep the adapter within reach in your bag or laptop sleeve.

Frequently asked questions

• Q: Is this charger compatible with all ASUS laptops?

  A: Compatibility covers many ASUS notebooks that use USB-C charging at around 19.5V and up to 45W. Always verify your device’s power requirements in the user manual or on the ASUS support site to confirm 19.5V/2.25A compatibility. If your laptop requires more than 45W, this adapter delivers the appropriate power up to its 45W rating but may not be suitable for higher-wattage models.

• Q: Does it charge via USB-C PD?

  A: Yes. The adapter uses USB-C charging with power delivery capabilities to safely deliver 19.5V at 2.25A to compatible devices. This enables efficient charging while protecting your device from power spikes or incorrect voltage.

• Q: What if my laptop’s charger port isn’t USB-C?

  A: This particular model is designed for USB-C charging. If your ASUS notebook relies on a different connector or a proprietary charging port, you’ll need the original charger or a model specifically designed for that connector. Always check the device’s charging requirements before purchasing.

• Q: Are there any safety features?

  A: The adaptor includes built-in protections against overcurrent, overvoltage, short-circuit, and temperature extremes, helping to protect both the charger and the laptop during charging. For best results, use the power adapter in a well-ventilated area and avoid covering the unit during use.

• Q: Is this charger suitable for travel?

  A: Yes. Its compact design and universal input range (100–240V) make it convenient for travel and work on the go. The included USB-C cable minimizes extra accessories, helping you stay powered in airports, hotels, or shared workspaces.