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Home > Electrical & Electronics > Power Supply & Distribution > Other Power Supply & Distribution > QC3.0 Fast Charging Adapter With Over-Current and Over-Voltage Protection

QC3.0 Fast Charging Adapter With Over-Current and Over-Voltage Protection

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Product Spotlights

QC3.0 18W fast charging with over-current & over-voltage protection ensures safe, rapid power delivery. Compact design, global voltage input, and full backward compatibility. Backed by 15+ years of manufacturing expertise from Anenerge, an ISO9001 factory with reliable global shipping.

US$ 5 ≥100 Pieces

Key Specifications

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Input Voltage:

100-240V AC, 50/60Hz

Output Power:

18W (QC3.0 compatible)

Output Voltage:

3.6V-6.5V / 6.5V-9V / 9V-12V (Auto)

Contact Supplier Request Quote Chat Now

Shenzhen Anenerge Co., Limited

3Yrs

Payment & Shipping

Payment Methods:

Port of Shipment:

Yantian

Delivery Detail:

1 days

Product Details
Company Profile
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Input Voltage 100-240V AC, 50/60Hz

Output Power 18W (QC3.0 compatible)

Output Voltage 3.6V-6.5V / 6.5V-9V / 9V-12V (Auto)

Output Current 3A / 2A / 1.5A (Max)

Protection Features Over-Current, Over-Voltage, Short Circuit, Over-Temperature

Connector Type USB-A (Standard)

Color White / Black (customizable)

Material Fireproof PC + ABS

Application Smartphones, Tablets, Power Banks, GPS Devices

Compatibility Qualcomm Quick Charge 3.0 / 2.0, backward compatible with standard USB

As a trusted manufacturer based in Shenzhen, China, Shenzhen Anenerge Co., Limited has been dedicated to producing high-quality power adapters since 2008. Our QC3.0 Fast Charging Adapter with Over-Current and Over-Voltage Protection is engineered to meet the growing demand for safe, efficient, and speedy charging solutions. Designed with cutting-edge technology, this adapter integrates Qualcomm Quick Charge 3.0 protocol to deliver up to 4x faster charging than conventional chargers, while ensuring your devices remain protected from electrical anomalies. Whether you are a distributor, retailer, or OEM customer, this product offers a reliable foundation for your power accessory line.

Key Features and Benefits:

QC3.0 Fast Charging Technology: Automatically negotiates optimal voltage from 3.6V to 12V in 200mV increments, providing up to 18W output for compatible devices. Charges a smartphone from 0% to 80% in about 35 minutes (depending on device).
Comprehensive Safety Protections: Built-in over-current protection (OCP) and over-voltage protection (OVP) safeguard connected gadgets from power surges and excessive current. Also includes short-circuit and over-temperature protection for peace of mind.
Universal Compatibility: Works seamlessly with all QC3.0 and QC2.0 enabled devices, and fully backward compatible with standard USB devices (5V/2.4A output). Ideal for smartphones, tablets, power banks, Bluetooth headphones, and more.
Durable & Compact Design: Made from fireproof PC+ABS material with a sleek, portable body. Weighs only 45g, making it easy to carry in a pocket or bag.
Global Input Voltage: Supports 100-240V AC, 50/60Hz, suitable for worldwide use. Comes with interchangeable AC plugs (US/EU/UK/AU) upon request.

Technical Specifications:

Parameter	Value
Input	100-240V~ 50/60Hz 0.5A Max
Output (QC3.0)	3.6-6.5V⎓3A, 6.5-9V⎓2A, 9-12V⎓1.5A (18W Max)
Output (Standard)	5V⎓2.4A
Protection	OCP, OVP, SCP, OTP
Efficiency	≥85%
Operating Temperature	0°C to 40°C
Certifications	CE, FCC, RoHS (available upon request)

This adapter has undergone rigorous quality testing in our ISO9001-certified factory (factory size: 1,000-3,000 sqm) with over 15 years of manufacturing experience. With an annual export value of US$1-1.5 million and a dedicated team of 51-100 employees, we ensure consistent product quality and timely delivery. Our products are shipped globally from Shenzhen/Guangzhou ports, serving markets in North America, Europe, South America, the Middle East, and Asia.

Why Choose Anenerge? We are not just a supplier; we are a development partner. Our overseas office provides local support, and we offer OEM/ODM services to customize branding, packaging, and plug types. Every unit is batch-tested for performance and safety. With a strong export track record to diverse international markets, you can rely on us for scalable, compliant power solutions. Contact us today to request samples, bulk pricing, or technical documentation!

Frequently Asked Questions:

Q: Does this adapter support QC3.0 on all devices? A: It supports Qualcomm Quick Charge 3.0 and 2.0 on devices with compatible chips. For non-QC devices, it defaults to standard 5V/2.4A charging.
Q: What type of protection does it have? A: It features over-current, over-voltage, short-circuit, and over-temperature protection to prevent damage from power fluctuations or faults.
Q: Can I get custom plug types? A: Yes, we offer US, EU, UK, AU, and other plug types. Customization is available upon request.
Q: What is the minimum order quantity (MOQ)? A: Our MOQ for standard models is 500 pieces. For OEM orders, it may vary. Contact our sales team for details.
Q: Does it come with a cable? A: No, this is a wall charger adapter only. It does not include a charging cable. You need to use a QC3.0 compatible cable for best performance.
Q: Is the product certified? A: This adapter complies with CE, FCC, and RoHS standards. Other certifications like UL or PSE can be arranged for certain markets.
Q: What is the warranty period? A: We offer a 12-month warranty against manufacturing defects. Extended warranty options are negotiable.
Q: Can I test samples before bulk order? A: Absolutely. We provide sample orders with reasonable freight charges. Once confirmed, lead time for bulk orders is typically 15-25 days.