sj-1
sj-2
OUR CERTIFICATE
Feature Product

About Us

Zhejiang Shilong Electric Technology Co.,Ltd is located in Yueqing,Zhejiang Province in China. It is specialized
at ① DC molded case circuit breaker for 2P, 3P and 4P from 63A to 600 with breaking capacity 36.5kA and high voltage : 1500V ; 
at ② AC molded case circuit breaker for 3P from 63A to 600A with breaking capacity 20kA and high voltage 1140V ; 
at ③ AC & DC busbar type molded case circuit breaker with 125A, 250A, 400A and 630A shell frame, which we have patents, developed by our professional technical team ; 
at ④ waterproof box And other relevant electrical accessories.The products are mainly used in photovoltaic, new solar energy system, communication industry etc. industry.
Technical Solutions
Integrated design of busbar connection terminal and circuit breaker
Quick installation and reliable connection to ensure the safe operation of the power system
Anti-electric shock design
Integrated structure
Standardized installation
Zero flying arc distance
Industry Applications​​​​​​​
Latest News
集体合照.jpg
22 January 2024
​Successful Company Annual Meeting

Subtitle: United as One, Achieving Brilliance Again Next YearIn the fast-paced corporate world, the annual company meeting holds great significance. It serves as a platform for employees to come together, reflect on the achievements of the past year, and set new goals for the future. A successful co

imageye___-_imgi_40_160H-640-640.jpg
30 July 2025
What Is an MCCB and When Should You Use It in Power Distribution Systems?

In modern electrical networks, the Molded Case Circuit Breaker (MCCB) plays a pivotal role in ensuring electrical safety, protecting systems from overloads, short circuits, and even ground faults.

imageye___-_imgi_19_SRM3-630HU.png
03 August 2025
MCCB Applications in Industrial Settings: Safety, Scalability, and Reliability

IntroductionIn today’s highly automated and power-intensive industrial landscape, ensuring the continuous and safe operation of electrical systems is not optional—it’s essential. Electrical equipment failures or overloads can result in costly downtimes, fires, and even serious injury.

imageye___-_imgi_21_SRM1-250L-250A-2P-cemian.jpg
07 August 2025
Molded Case Circuit Breaker Vs Miniature Circuit Breaker: Which Is Right for Your Project?

In modern electrical systems, safety and reliability are paramount. Choosing the right circuit protection device is critical to ensuring operational efficiency and safeguarding infrastructure.

About SLONGELE

Zhejiang Shilong Electric Technology Co., Ltd. is located in Shahu Industrial Zone, Yueqing City, Zhejiang Province, China. Yueqing is called capital of China Electric Appliances...

Quick Links

Product Category

Leave a Message
Get A Free Quote

Contact Us

  +86-13868772115
 +86-0577-62709962
 ZJSLAC01@SLONGELE.COM
 No. 766, Chengxin Road, Shahu Industrial Zone, Yueqing,Wenzhou, China
 Copyrights 2021 Zhejiang Shilong Electric Technology Co., Ltd. All rights reserved.   Sitemap |Technology by Leadong.com