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48 To 5V 3A Dual Purpose USB+MICRO

Input voltage range: 8-55V DC

Output voltage: 5V DC

Output current: 3A max Efficiency: up to 95%

Operating temperature: -40°C to +85°C

Dimensions: 46*27*14MM

Weight: 65G
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一、About product

The 48V to 5V 3A dual purpose USB+MICRO DC step-down converter is an electronic device that allows you to convert the voltage of your power source from 48 volts to 5 volts. It can handle a maximum current of 3 amps and has both USB and micro-USB ports, making it a dual-purpose device.

This converter is commonly used in applications where there is a need to power devices that require a lower voltage than the available power source. For example, it can be used to power USB devices such as smartphones, tablets, and other portable electronics.

The converter is designed to be efficient and reliable, with built-in protection features such as over-current protection, over-voltage protection, and short-circuit protection. It also has a compact form factor, making it easy to install in various applications.

Overall, the 48V to 5V 3A dual purpose USB+MICRO DC step-down converter is a versatile and useful device that can help you power your electronics efficiently and safely.

二、Product details

Input voltage range: 8-55V DC

Output voltage: 5V DC

Output current: 3A max Efficiency: up to 95%

Operating temperature: -40°C to +85°C

Dimensions: 46*27*14MM

Weight: 65G

The converter has both USB and micro-USB ports, allowing you to connect a wide range of devices. It also has an LED indicator that shows when it is powered on

In addition to the protection features mentioned earlier, the converter also includes over-temperature protection, which helps prevent overheating. The device is designed to be easy to install and use, with no special tools or skills required.

Overall, this step-down converter is a high-quality product that can provide reliable power conversion for a wide range of applications. Its compact size, efficient design, and built-in protection features make it an excellent choice for powering your electronics.

三、The competitive advantage of product line:

The company has passed CE/ROHS certification. OEM and ODM service is available.

Dual-purpose ports: This converter has both a USB and micro-USB port, which makes it versatile and allows you to connect a range of devices.

High efficiency: The converter has an efficiency rating of up to 95%, which means that most of the energy is converted into usable power and there is minimal energy loss.

Built-in protection features: The converter comes with built-in over-current protection, over-voltage protection, short-circuit protection, and over-temperature protection, which helps protect your devices from damage due to electrical faults.

Compact size: The small form factor of the converter makes it easy to install in various applications, making it a great choice for projects where space is limited.

Easy to use: The converter requires no special tools or skills to install and operate, making it user-friendly and accessible to a wide range of users.

Overall, the 48V to 5V 3A dual-purpose USB+MICRO DC step-down converter offers a range of competitive advantages, including its versatility, high efficiency, built-in protection features, compact size, and ease of use. These features make it a reliable and useful device for powering electronics in various applications.

四、Production capacity:

Product Line Name

Production Line Capacity

Actual Units Produced(Previous Year)

Power converter/Step-down converter/DC converter

Power converter: 40,000 Pcs / Month, Step-down converter: 10,000 Pcs / Month, DC converter: 40,000 Pcs / Month

Power converter: 400,000 Pcs, Step-down converter: 100,000 Pcs, DC converter: 400,000 Pcs


1. Are you a manufacturer?
Yes! We are a professional leading manufacturer engaged in the R & D, production, sale and service of DC-DC, AC-DC switching power, we have developing team with above 15 years experience can offer personalized power solutions.
2. What is your MOQ? Delivery time? Shipping Cost?
The MOQ is only 1pcs. The delivery time and shipping cost depends on the quantity of goods, shipping method and country.
3. Can I get samples?
Yes. We can send samples for checking. We usually choose Express delivery to send samples for quick testing.
4. Do you support OEM & ODM?

Yes, we can customize the product logo, packaging and specifications you need.
5. How to place an order?
Please send PO to Service and we will draft the Alibaba insurance order for you according to your needs. The payment methods we support include T/T, Western Union, paypal, etc
6. How can you make sure your quality? What's your products warranty?
We only use the best quality (original) parts to ensure that our product standards are the highest. All the products we sell are produced by experienced workers and 100% have been strictly inspected by QC department before shipping. The warranty is 1 year.


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Huizhou Calculus Technology Co., Ltd. is a leading manufacturer specializing in the R&D, production, sales and service of DC-DC and AC-DC converter.




 Tel: +86 18933510102  
 Add: 6th Floor, Building 8, Yinong Technology Rural Revitalization Technology Industry Demonstration Park, No. 3, Xinhua Avenue, Chenjiang Street, Zhongkai High-Tech Zone,Huizhou City,Guangdong Province,China
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