Tel: +86 18933510102
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60V To 5V 3A Double Line USB with Ear

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一、About product

The 60V to 5V 3A double line USB with ear step-down converter is a device that converts high voltage levels to low voltage levels, specifically from 60 volts to 5 volts. This is useful in applications where a lower voltage level is required for proper operation of electronic devices.

The converter is also equipped with a double-line USB interface, which provides a convenient and universal power source for charging and powering various devices such as smartphones, tablets, and other portable electronics.

Additionally, the step-down converter is designed with an efficient and compact ear design, making it suitable for use in tight spaces and applications where space is limited.

Overall, this product is a reliable and efficient solution for converting high voltage levels to low voltage levels, while providing a versatile and convenient power source for charging and powering various electronic devices.

二、Product details

- Input voltage range: 20V to 60V DC

- Output voltage: 5V DC

- Maximum output current: 3A

- Ripple and noise: less than 100mVp-p

- Efficiency: up to 92%

- Operating temperature range: -40°C to +85°C

- Over-current, over-voltage, and short-circuit protection

- Double-line USB interface for charging and powering devices

- Compact and efficient ear design for tight spaces



The converter is designed to be reliable, efficient, and safe for use in various applications such as automotive, telecommunications, and industrial electronics. It has built-in protection features to prevent damage from over-current, over-voltage, and short-circuits, ensuring that your devices are powered safely and reliably. The compact ear design also allows for easy installation in tight spaces where conventional converters may not fit.

三、The competitive advantage of product line:

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

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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