Comprehensive Power Distribution Equipment Collection
Indoor zero sequence current transformer
indoor vacuum circuit breaker

Comprehensive Power Distribution Equipment Collection

Its leading products cover (intelligent) high-voltage vacuum circuit breakers, user boundary vacuum load switches, isolation switches, fuses, intelligent high and low voltage ...
 

Denggao Electric

Pioneering Advanced Electrical Technologies
0 +
+
YEARS OF COMPANY EXPERIENCE
Denggao Electric Co., Ltd. was founded in 2005 and is headquartered in the Economic Development Zone of Yueqing City. After more than a decade of hard work, it has developed into a modern enterprise that integrates research and development, design, manufacturing, trade, and service without any regional boundaries.
0 +
+
Products
0 +
+
Patents
0 +
+
Cooperative Countries

Electrical Solutions

Create New Possibilities for Diverse Industries

DIGITAL SHOWROOM

If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation!
 

What We Proud Of?

It has developed into a modern enterprise that integrates research and development, design, manufacturing, trade, and service without any regional boundaries.
 

Global Certificate

We have rich product testing reports and certificates to ensure that our products meet customer standards,and our drop-out fuse cutout has passed the Kema test report.

Many Patents

Denggao Electric focuses on self technical innovating to develop our own brand. Working hard more than 20 years, we have achieved many test reports.

Quality Control

We have many senior and intermediate engineers to ensure that the quality of our products meets high standards

Management Team

We have a strong team with highly educated members, rich knowledge and experience in electrical engineering, and high work efficiency.
Electrical Services and Support
It has developed into a modern enterprise that integrates research and development, design, manufacturing, trade, and service without any regional boundaries.
What's New at DGG​​​​​​​
VCB factory test.jpg
2026-09-02
What Tests Should An Outdoor Vacuum Circuit Breaker Pass Before Delivery?

When purchasing an outdoor vacuum circuit breaker, specifications such as rated voltage, rated current and short-circuit breaking current are usually confirmed first. But before the equipment is shipped, another question is equally important:How do we know that the circuit breaker delivered to the p

View More
intelligent VCB.jpg
2026-08-19
Outdoor Vacuum Circuit Breaker Maintenance & Troubleshooting | DGG Power

Outdoor vacuum circuit breakers are widely used in substations, overhead distribution networks, industrial power systems and feeder protection applications. Their job is straightforward in principle: carry normal current, respond to protection or control commands and interrupt current when required.

View More
distribution transformer fuse link selection.jpg
2026-08-14
How to Select a Fuse Link for Distribution Transformer Protection | DGG Power

Choosing a fuse cutout is only part of transformer protection. The replaceable fuse link inside the cutout must also be selected correctly.This is where many purchasing mistakes happen.A buyer may specify a 100 A or 200 A dropout fuse cutout and assume that the fuse link should have the same current

View More
Tel: +86-57757576678
Phone/WhatsApp: +8613706870299

QUICK LINKS

PRODUCTS CATEGORY

CONTACT US NOW!
Copyright    2024  Denggao Electric Co., Ltd.  All Rights Reserved.