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100W GaN Square PD USB-C Power Adapter

Starwell factory’s high‑performance 100W GaN Square PD USB-C Power Adapter is specifically engineered for ASUS laptops and other high‑power Type‑C devices. Leveraging advanced Gallium Nitride (GaN) III technology, it delivers powerful 20V/5A output in a remarkably compact form factor. Supporting universal AC input (100‑240V), it offers a fast and stable charging experience. Built with fireproof PC/ABS materials, the adapter features a comprehensive protection system (OCP, OLP, OVP, OTP, Short‑Circuit) and meets global safety standards including SAA and RCM. The square design with foldable plug makes it ideal for travel.

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Product Details

As a professional manufacturer in China,Starwell would like to provide you high quality 100W GaN Square PD USB-C Power Adapter.

Product Parameter

Input: AC 100‑240V, 50/60Hz, 1.2A Max

Output (USB‑C): 5V/3A, 9V/3A, 12V/3A, 15V/3A, 20V/5A（100W Max）

Output (PPS): 3.3‑21V/5A

Connector: Type-C / USB-C

Material: Fireproof PC + ABS（V‑0 flame rating）

GaN Technology: GaN III（advanced gallium nitride chipset）

Protection: OCP（Over‑Current）, OLP（Over‑Load）, OVP（Over‑Voltage）, OTP（Over‑Temperature）, Short‑Circuit Protection, Over‑charging Protection

Certifications: CE, FCC, RoHS, UL, CB, SAA, RCM, UKCA, KC, PSE（multi‑region market access）

Efficiency: DoE Level VI / ErP Lot 7

Plug Type: Foldable US plug + interchangeable options（EU, UK, AU, CN, KR, IN）available

Highlights at a glance

GaN III Technology: Advanced gallium nitride chipset enables higher efficiency and cooler operation in a significantly smaller form factor compared to traditional silicon‑based chargers.

High‑Power 100W Output: Delivers full 20V/5A power to rapidly charge ASUS laptops, MacBooks, and other USB‑C PD devices.

Multiple Voltage Outputs: Supports 5V, 9V, 12V, 15V, and 20V voltages with PPS 3.3‑21V range for versatile device compatibility.

Wide Protocol Support: Compatible with PD 3.0/3.1, PPS, QC 3.0/4+, FCP, SCP, AFC – ensuring optimal charging for virtually any USB‑C device.

Safety Certified: Meets SAA + RCM + UL + CE + FCC + RoHS + CB + UKCA + KC + PSE standards for secure power delivery across global markets.

Universal Compatibility: Works worldwide with 100‑240V input and supports multiple plug standards（US, EU, UK, AU, CN, KR, IN）.

Durable Fireproof Material: PC/ABS V‑0 flame‑retardant housing ensures robust construction and long‑lasting durability.

Compact & Portable: Square design with foldable plug makes it easy to carry and store, ideal for business travel.

Comprehensive Protection: Integrated OCP, OLP, OVP, OTP, short‑circuit, and over‑charging protection safeguard your valuable devices.

Power Indicator: Built‑in LED indicator shows charging status at a glance.

FAQ

Who are we?

We were founded in 2012 and are headquartered in Guangdong, China. Our sales reach across multiple regions: North America (50%), Eastern Europe (10%), Southern Europe (5%), Western Europe (5%), Northern Europe (5%), Southeast Asia (5%), South America (5%), the Middle East (3%), Eastern Asia (2%), Africa (2%), Central America (2%), the domestic Chinese market (1%), and South Asia (1%). Our team size is between 11 and 50 employees.

How can we guarantee quality?

To ensure consistent quality, we always produce pre-production samples before moving to mass production, and carry out a final inspection prior to shipment.

What certifications does this charger hold?

This 100W GaN charger is certified for international markets with CE, FCC, RoHS, UL, CB, SAA, RCM, UKCA, KC, and PSE, meeting the highest global safety and environmental standards.

Is this charger compatible with my ASUS laptop?

Yes. It provides 20V/5A output via USB-C PD and has been tested to work with ASUS ROG Zephyrus, Vivobook, ZenBook, and other ASUS laptops that support USB-C Power Delivery. Please verify your laptop’s specifications to ensure USB-C PD compatibility.

What devices can I charge with this adapter?

This universal adapter is compatible with a broad range of USB-C devices, such as laptops (ASUS, Apple MacBook, Dell, HP, Lenovo), tablets (iPad Pro, Samsung Galaxy Tab), smartphones (iPhone, Samsung, Huawei, Xiaomi), gaming consoles (Nintendo Switch, Steam Deck), smartwatches, wireless earbuds, and more.

What is GaN technology and why does it matter?

Gallium Nitride (GaN) is an advanced semiconductor material that allows chargers to be more efficient, generate less heat, and remain much smaller than conventional silicon-based chargers, all while delivering equal or greater power output.

What is the warranty period?

The product includes a 24-month quality warranty starting from the purchase date.

Do you offer customization services?

Yes, we offer OEM/ODM services including custom logo printing, tailored packaging, and various plug types. Reach out to our sales team with your specific needs.

What protection features are included?

The charger includes multiple safety features: Over Current Protection (OCP), Over Load Protection (OLP), Over Voltage Protection (OVP), Over Temperature Protection (OTP), Short Circuit Protection, and Over-Charging Protection.

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