Changshu switch manufacturing Co., Ltd_Car wire,Communication optical fiber cable,Power cable





CW6 series universal circuit breaker

CW3 series universal circuit breaker

CM6 series molded case circuit breaker

CM3 series molded case circuit breaker

CAP3 series automatic transfer switch





CW6 series universal circuit breaker

The CW6 intelligent universal circuit breaker is a series of products developed based on the requirements of high-performance, reliable, and safe operation of current electrical systems, new intelligent distribution requirements, energy efficiency management, energy conservation, and ubiquitous interconnection.

More+ Contact+

CW3 series universal circuit breaker

Excellent intelligent control technology, reliable high-performance breaking technology, and a complete series of products to fully meet customer needs

More+ Contact+

CM6 series molded case circuit breaker

The new generation CM6 series plastic shell circuit breaker is a high-quality plastic shell circuit breaker product created by Changshu Switch Manufacturing Co., Ltd., which closely meets the requirements of the new era electrical distribution system and adopts modern design methods and reliability theory with the design concept of miniaturization, high performance, modularization, intelligence, and multifunctional.

More+ Contact+

CM3 series molded case circuit breaker

The CM3 series plastic shell circuit breakers are a series of products developed by Changshu Switch Manufacturing Co., Ltd., which are closely related to the era of electrical distribution systems and various application scenarios.

More+ Contact+

CAP3 series automatic transfer switch

The CAP3 series high-performance automatic transfer switching equipment (hereinafter referred to as the device) is a PC grade specialized automatic transfer switching equipment, mainly used in power systems with AC 50/60Hz, rated working voltages AC230/240V, AC400/415V, and rated working currents ranging from 16A to 4000A. Due to abnormal operation of one power supply, it switches between power supplies to ensure the continuity and reliability of its power supply.

More+ Contact+





Industry

New energy

Rail Transit

Data center

More+

2 num
State Science and Technology Awards

400 +
Invention Patent

8 %
R&D investment

50 +
Industry experts

100 +
First level agent

50 +
Authorized 4S Center

View Service Network

Establishing a high-quality enterprise and achieving high-end success

Decades of continuous efforts to create domestic high-end electrical products

More

News and Stories

Changshu Switchgear | Advancing towards 2026, ensuring reliability arrives before the light!

See more information

Brand cohesion, embarking on a new journey | Changshu Switchgear successfully obtained the trademarks of "Changkai" and "Changkai Electric"

[Summary Description] Recently, Changshu Switch Manufacturing Co., Ltd. successfully obtained two trademark registrations: "Changkai" (registration number: 70059401) and "Changkai Electric" (registration number: 59938914). This is not only a legal confirmation of the company's brand building, but also an official certification of the cultural connotation of "Changkai".

See more information

Changshu Switchgear made its debut at the 2025 Shanghai International Power Exhibition, showcasing its full-scenario power distribution solutions that are leading the industry's digital transformation

On November 18th, the 32nd China International Power Equipment and Technology Exhibition, known as the bellwether of the power industry, will grandly open at the Shanghai New International Expo Center. As a leading enterprise in the domestic electrical industry, Changshu Switchgear will comprehensively showcase innovative solutions covering diverse scenarios such as traditional power distribution, new energy, and digitalization, with the theme of "Intelligent Connection for Diverse Scenarios, Empowering the Power Distribution Ecosystem".

See more information

Good News | Changshu Switchgear Successfully Passes the Review for "Single Champion Enterprise in Manufacturing Industry"

Recently, the Jiangsu Provincial Department of Industry and Information Technology officially announced the review results of the third and sixth batches of manufacturing industry single champion enterprises by the Ministry of Industry and Information Technology of China. Changshu Switchgear successfully passed the review, and its technological innovation and industry leadership were once again recognized by authorities

See more information

Changshu Switchgear | Advancing towards 2026, ensuring reliability arrives before the light!

Brand cohesion, embarking on a new journey | Changshu Switchgear successfully obtained the trademarks of "Changkai" and "Changkai Electric"

[Summary Description] Recently, Changshu Switch Manufacturing Co., Ltd. successfully obtained two trademark registrations: "Changkai" (registration number: 70059401) and "Changkai Electric" (registration number: 59938914). This is not only a legal confirmation of the company's brand building, but also an official certification of the cultural connotation of "Changkai".

Changshu Switchgear made its debut at the 2025 Shanghai International Power Exhibition, showcasing its full-scenario power distribution solutions that are leading the industry's digital transformation

On November 18th, the 32nd China International Power Equipment and Technology Exhibition, known as the bellwether of the power industry, will grandly open at the Shanghai New International Expo Center. As a leading enterprise in the domestic electrical industry, Changshu Switchgear will comprehensively showcase innovative solutions covering diverse scenarios such as traditional power distribution, new energy, and digitalization, with the theme of "Intelligent Connection for Diverse Scenarios, Empowering the Power Distribution Ecosystem".

Good News | Changshu Switchgear Successfully Passes the Review for "Single Champion Enterprise in Manufacturing Industry"

Recently, the Jiangsu Provincial Department of Industry and Information Technology officially announced the review results of the third and sixth batches of manufacturing industry single champion enterprises by the Ministry of Industry and Information Technology of China. Changshu Switchgear successfully passed the review, and its technological innovation and industry leadership were once again recognized by authorities