Dc Contactor,Power relays,shunts,circuit breaker

Who We Are

Professional Manufacturer
of High and Low Voltage DC
Contactors

DONGYA is industrial technology Professional design and manufacture dc contactors manufacturers. We specialize in designing, manufacturing and selling High & Low Voltage DC Rated Contactor, Shunt and Hydraulic Circuit Breaker. Our products are widely used in Telecommunication, EV, Mechanical Engineerings, Power Distributions and etc. We Provide more than 10 production lines , Exported to more than 200 countries and regions.

30% Customized Price Than The Market

Top-notch Processes and Quality

We have passed IATF16949, ISO9001, ISO14001 and ISO45001 certifications. We offer dozens of product series with more than 300 models to meet your specific needs. Global partners rely on our OEM services.

Well-equipped

With more than 10 production lines and advanced production equipment and laboratories, high current dc contactor manufacturers ensures that product quality and delivery speed are at the leading level in the industry.

Experienced team

With 30+ years of experience in the solenoid DC contactor production industry, the dc contactors manufacturers now has more than 300 experienced employees to ensure that the delivery speed of orders is at the leading level in the industry.

Market leading products

Our emphasis on continuous research and development enables us to raise the bar with innovative DC rated contactor products that perform efficiently in a wide variety of applications.

Strict production process

Maintaining strict standards throughout the manufacturing process guarantees industry-leading quality throughout the optimization process from raw materials to finished products.

General service

Always exceeding your expectations, we are committed to providing a fast and seamless product sourcing experience, including project consultation to capture your ideas, custom products for tailor-made solutions, and responsive after-sales support.

News & Exhibitions

How to Choose the Right Circuit Breaker for Your Equipment

A packaging machine in a small factory stops dead three times a shift – not because of a fault, but because its upstream protection trips on the momentary inrush when the motor starts. The operator re

Why High-Volt DC Contactors Are Crucial for EV Battery Safety (BDU)

You’re driving down the highway. The battery management system detects an insulation fault — something that should never happen but occasionally does. In less than the blink of an eye, the Battery Dis

Why High Volt. DC Contactor is crucial for EV battery disconnect units (BDU)

What Happens Inside an EV When Something Goes Wrong?You’re driving down the highway. The battery management system detects an insulation fault—something that shouldn‘t happen. In milliseconds, the Bat

Dongya Electronics at CIBF 2026: Empowering New Energy Batteries

From May 13th to 15th, 2026, the 18th Shenzhen International Battery Technology Conference/Exhibition (CIBF2026), a global trendsetter in the battery industry, was grandly opened at the Shenzhen World