Description
Top Performance Benefits
- Smart 45W Power Delivery: Rated at 2.37A to provide fast and stable charging. It is 100% backwards compatible with 19V 1.75A 33W models, offering cooler and more efficient operation.
- Advanced Safety Suite: Built-in safeguards protect against over-voltage, short-circuits, and thermal spikes, ensuring the safety of your ZenBook’s high-end motherboard.
- Travel-Friendly Wall Plug: Compact, integrated design with 100-240V support—ideal for minimalist users and global travelers.
- Premium Precision Tip: Specifically manufactured 3.0mm x 1.1mm connector designed for a snug, secure fit into ultra-slim ports.
Technical Specifications
| Condition | 100% Brand New, Factory-Spec |
| Voltage / Current | 19V | 2.37A (Fits 19V 1.75A) |
| Total Wattage | 45 Watts |
| Connector Size | 3.0mm x 1.1mm (Ultra-Slim Tip) |
Verified Compatibility Guide
Fits Part Numbers: ADP-45AW AA, AD890M26, 90-XB34N0PW, 0A001-00230000.
ZenBook Series: UX21E, UX31E, BX21E, BX31E Series.
Transformer Book: T300 Chi, T200TA, J200TA, R204TA, R305FA, T300FA Series.
Note: This charger ONLY fits the UX21E and UX31E models. Later ZenBook models (like UX31A or UX305) often use a 4.0mm or Type-C connector. Please verify your port before purchase.
Frequently Asked Questions
Q: Can I use this 45W charger if my original was 33W?
A: Absolutely. The laptop will only draw the current it needs. A 45W charger provides more “overhead,” which means it often stays cooler than a 33W charger during use.
Q: Why is the UX21E/UX31E connector so specific?
A: These early ZenBooks used a 3.0mm tip, which was later replaced by 4.0mm in newer models. This adapter is specifically built to support those classic premium ultra-portables.
Shop with Confidence
- 12-Month Performance Warranty – Engineered for consistent power.
- 30-Day Risk-Free Returns – Guaranteed compatibility with specified models.
- Global Safety Certified – Fully tested for safe home and professional office use.
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