22.5W 4 Port Usb Charger

22.5W 4 Port Usb Charger

Power: 22.5W Input: 100-240V AC Output: 5V4.5A Size: 73*48*30mm Plugs: AU or optional EU US UK KR Certificates: CE KC SAA

Product Details

Smart technology and multiple safety system

There's inner Smart IC to keep multiple protections.

The 4 smart ports can automatically recognize the devices connected and give max current that would allow for the fastest charging possible for each.

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Product Features:

1) 100% Brand New and High Quality
2) Color: Black,White or OEM

3)Application:Mobile Phone, Tablet, MP3, GPS, etc.

4)Material:PC Fireproof Material

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The specifications of the 4 port usb charger 

Input100 to 240V AC, 50/60Hz
Output power22.5W
Output voltage5V
Output current4.5A
ProtectionOverload protection
Output over voltage protection
Short circuit protection
Efficiency Mini 72 %
No Load Power Consumption≤0.3W at Rated Voltage
Ripple And NoiseOutput voltage 1%
High-Voltage testPrimary to secondary: 3 kV 5 mA 60S
Leakage Current0.5 mA(max) at input 240V AC
Operating Temperature Range0--40°C
Storage Temperature Range -20  ---  85°C
 High Humidity Operation + 40 °C  and 90 ~ 95% Humidity
MTBF50,000  hours  

Mobile phone, Tablet PC, Bluetooth headset, Readers, 

Radiation detection instrument ,MID,etc.

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Company information


Why choose us?

1.More than 14 year's experience,professional & responsible service.
2.High quality,o risk.
3.Competitive price,full range to choose from.
5.Perfect after-service.
6.High market recognition.


Q1. When can we get reply after sending you the RFQ?
A1: Our working time is 8:30am. - 6:00pm. , Monday to Saturday. Your RFQ will be replied immediately during working time, in 24 hours during non-working time.

Q2. Can you offer OEM/printing logo on samples?
A2: Yes, but prices is different according to different logo styles such as letters, photo, size, colors and so on. For more detail please send message to our sales service.

Q3. Can we visit your factory?
A3: Yes. Due to too many visiting requirements, you need to make an appointment with our sales service. Customers who have placed an ordered will have priority.

Q4. Can you provide us product's pictures?
A4: Yes, for online resellers we will provide you the product's pictures. However, you need to send us your webpage or place an order from us.

Keyuantai is one of the leading and credible 22.5w 4 port usb charger manufacturers and suppliers. We have professional staff and advanced equipment in our factory, which can assure you that our products are of high quality and high precision and reliable performance. Various sizes, colors and styles products are available. Please feel free to contact us for more details.
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