
- Brand: ASUS
- Model: 45W DC Adapter 4mm
- UPC: 197105748293
- EAN: 4711387748299
- MPN: 90XB09VN-BPW000
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4mm
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Put extra vitality into productivity and possess the power to perform.
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Get immediate access to electric outlets everywhere.
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Plug and charge convenience wherever power is available.
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ASUS Adapters and Chargers
ASUS 45W DC Adapter
Reliable 45W laptop power for work, study and travel
The ASUS 45W DC Adapter is designed to keep compatible ASUS notebooks powered wherever a standard electric outlet is available. With 45W total output, wide-range AC input, compact body design and built-in protection features, it is a practical replacement or spare adapter for everyday productivity.
Key Highlights
Power that stays simple and dependable
Built for compatible ASUS notebooks, this adapter combines everyday charging convenience with multiple safety protection layers in a compact black design.
Power
45W
Total output for compatible ASUS notebook models.
Output
19V
DC 19.0V / 2.37A rated output.
Input
100-240V
Supports international voltage standards.
Plug
4.0 / 4.5
Available with 4.0mm and 4.5mm DC plug types.
Weight
147g
Lightweight body for daily carry.
Size
59mm
Compact 59 x 59 x 28.5mm adapter body.
Cable
160cm
Output cable length for flexible desk placement.
Safety
4 Layers
OVP, OCP, OTP and SCP protection support.

Daily Convenience
Compact, easy to carry and ready for everyday use
The ASUS 45W DC Adapter is designed for users who need a dependable charging solution at home, office or while travelling. Its compact body is easy to place inside a laptop bag, while the output cable helps make charging more convenient on a desk, counter or workstation.
Built-in Protection
Multiple protection features for safer charging
ASUS lists multiple built-in power protection features for this adapter, helping protect the adapter and compatible laptop during regular charging use.
Over Voltage Protection
Helps protect against abnormal voltage conditions during power delivery.
Over Current Protection
Adds an extra layer of protection against current-related power issues.
Over Temperature Protection
Helps reduce risk related to abnormal temperature conditions.
Short Circuit Protection
Designed to provide protection in case of short circuit conditions.
Portable Power
Power to keep working everywhere
The wide-range AC 100-240V input helps make this adapter suitable for different power environments when paired with the correct country power cord. It is a practical spare adapter for office desks, service counters, travel bags or replacement use.

Compatibility Guidance
Check the plug and power rating before purchase
For best compatibility, match this adapter with ASUS notebook models that require 45W output, DC 19.0V / 2.37A rating and the correct 4.0mm or 4.5mm DC connector. Always compare with the original adapter label or supported laptop model before ordering.
Technical Specifications
ASUS 45W DC Adapter Specifications
Official listed specifications for the ASUS 45W DC Adapter.
| Product Model | ASUS 45W DC Adapter |
|---|---|
| Category | NB Device |
| Model Name | ADP-45ZE B |
| Input | AC 100-240V ~ 50-60Hz 1.2A |
| Output | DC 19.0V / 2.37A |
| Total Output | 45W |
| DC Plug | 4.0mm / 4.5mm |
| Color | Black |
| Weight | 147g |
| Dimensions | 59(L) x 59(W) x 28.5(H) mm |
| Cable Length | Output cable: 160cm; Power cord: 90cm |
| Package Contents | Adapter x 1, Power cord x 1, Booklet x 1 |
| Note | Power cord is included according to different countries. |
Buyer FAQ
Frequently Asked Questions
Which laptops are suitable for this ASUS 45W DC Adapter?
It is suitable for compatible ASUS notebook models that require 45W total output, DC 19.0V / 2.37A rating and the matching 4.0mm or 4.5mm DC plug. Always check your original adapter label or laptop compatibility list before buying.
Is this a USB-C laptop charger?
No. This is a DC adapter with 4.0mm / 4.5mm plug options. It is not a USB-C Power Delivery adapter.
Can I carry it for travel?
Yes. The adapter is compact and lightweight, with an official listed weight of 147g and body size of 59 x 59 x 28.5mm. Use the correct country-specific power cord when travelling.
What protection features are built in?
ASUS lists Over Voltage Protection, Over Current Protection, Over Temperature Protection and Short Circuit Protection as built-in protection features.
What is included in the box?
The listed package contents include one adapter, one power cord and one booklet. Power cord type may depend on country or region.
ASUS India | Official support
Register the case at ASUS toll free number -18002090365
https://www.asus.com/in/support/service-center/india/
https://www.asus.com/in/support/callus/









