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Our field

The company focuses on the high and low voltage electrical appliance industry

Strong backing

Formalized quality management system as a strong backing

Quality system

We strictly follow the national quality system standards

Our Product

Universal circuit breaker series, plastic circuit breaker series, small circuit breaker series.etc

About us
20Years ofExperience

Zhejiang Chenghao Electric Co., LTD

Zhejiang Chenghao Electric Co., Ltd. is located in Liushi Town, Yueqing City, Zhejiang Province, Fangdouyan Industrial Zone. The company focuses on the field of high and low voltage electrical equipment industry, specializing in the production of universal circuit breaker series, plastic circuit breaker series, small circuit breaker series, AC contactor series, surge protector series, load isolation switch series, isolation knife switch series, control and protection switch series, double power automatic transfer switch series, high voltage components series and other products.

  • Chenghao Electric has formulated a new development strategy plan
  • Quickly formed a systematic and large-scale production model
  • In the new environment, we strive to innovate business concepts
  • Improve management level and improve market network
  • Increase brand promotion efforts and support heritage resource integration
  • Fully participate in the market
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hot sell
Hot Products
Residual Current Breaker
Residual Current Breaker

A Residual Current Circuit Breaker (RCCB) is an electrical safety device that monitors the balance of live and...

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Mccb Breaker
Mccb Breaker

A molded case circuit breaker (MCCB) is a safety device that protects electrical circuits from short circuits and...

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Direct Current Circuit Breaker
Direct Current Circuit Breaker

DC circuit breakers can be used to protect individual loads that work with direct current, or they can be used to...

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Dual Power Automatic Transfer Switch
Dual Power Automatic Transfer Switch

Thank you for using our products, we believe this product willgive your work and life benefits and convenience,...

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Insulated Case Circuit Breaker
Insulated Case Circuit Breaker

Protects circuits and equipment from overload, short circuit, and other faults.
The insulated case provides...

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Moulded Circuit Breaker
Moulded Circuit Breaker

The main function of the molded case circuit breaker is to automatically cut off the current. When the current...

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Molded Case Breaker
Molded Case Breaker

Molded case circuit breakers are primarily used in low-voltage power distribution systems as essential components...

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Dc Molded Case Circuit Breaker
Dc Molded Case Circuit Breaker

DC molded case circuit breakers utilize special arc extinguishing and current limiting systems to quickly interrupt...

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relation

15k

Happy Clients

1280+

Account Number

1280+

Account Number

+8615558851266

We continue to use a systematic and formalized quality management system as a strong backing

Contact us

Business philosophy

The company always adheres to the business philosophy of "survive by quality, develop by technology, and achieve efficiency by management" to meet the current and future needs of customers with high-quality electrical products and services.

PROCESS

Our Working Process

  • 1
    Select a project

    Demand

    Accurate, reliable, energy-saving and environmentally friendly intelligent power distribution products

  • 2
    Project Analysis

    Adhere to the concept

    Survive by quality, develop by technology, and seek benefits by management

  • 3
    Deliver Sample

    High-quality products

    Services meet the current and future needs of our customers

  • 4
    Order comform

    Reputation and credibility

    Enjoy a good reputation and credibility among consumers

FEATURES CASE

Latest Case

case 01

Molded Case Circuit Breaker

Protects circuits and equipment from overload, short circuit, and other faults.

case 02

Residual Current Circuit Breaker

Designed to limit the peak value of short-circuit current by swiftly breaking the circuit when a short circuit occurs.

case 03

Rcd Circuit Breaker

Common Range: Depending on the application, the rated current range is wide, ranging from tens of amperes to thousands of amperes.

Latest News
Difference Between Relay And Switch - How To Choose

Jul 15, 2025

Difference Between Relay And Switch - How To Choose

Switch and relay are two of the most commonly used terms in the field of power ...

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Difference Between Circuit Breaker And Isolator (Disconnector)

Jul 01, 2025

Difference Between Circuit Breaker And Isolator (Disconnector)

Everyone knows the importance of electrical safety measures, but many of us lac...

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The Main Protection Function Of Small Residual Current Circuit Breaker

Jun 15, 2025

The Main Protection Function Of Small Residual Current Circuit Breaker

The leakage protection switch mainly provides indirect contact protection. Unde...

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Working Principle And Protection Function Of Residual Current Operated Circui...

Jun 01, 2025

Working Principle And Protection Function Of Residual Current Operated Circui...

The residual current operated circuit breaker, also known as the leakage protec...

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Differences Between Residual Current Protection And Ground Fault Protection O...

May 15, 2025

Differences Between Residual Current Protection And Ground Fault Protection O...

Ground fault protection The full name of ground fault protection is "singl...

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