Please Choose Your Language
Arc Chamber
Arc Chamber
terminal
Terminals
stamped parts
Stamping Parts
coils
Coils
wires
Wires
Magnetic Trip Unit
Magnetic Trip Unit
Thermal Trip Unit
Thermal Trip Unit
Operating Mechanism
Operating Mechanism
Contact Assembly
Contact Assembly
Connector Assembly
Connector Assembly

About HAIPART

Wenzhou Zhonghui Electric Co., Ltd. is a new type of professional processing components integrated manufacturing processing enterprises, the company has its own independent intelligent assembly and welding processing equipment R&D center, as well as its own independent parts assembly and spot welding processing workshop. On the basis of ensuring product consistency and production efficiency, we also provide customers with a full range of component processing solutions, including spot welding, assemblying, riveting and a series of parts integration projects...
0 +
Foundated in 2019
 
0 +
Fully Automatic Installation Equipment
0 +
Company Staff
 

Strategic Partnership Opportunities in Circuit Breaker Components

Why Choose HAIPART

HAIPART is a diversified company in the low-voltage electrical apparatus field with comprehensive production capabilities.
01
We not only independently produce plastic and metal parts but also process them into components through various advanced manufacturing techniques...
02
We have professional teams for technology and equipment R&D, quality management, and production management, ensuring high-quality products and excellent service for our customers.

Customize the Solution Process

R&D Centre of Excellence

At HAIPART we have an excellent technological and Automation R&D centre with more than 80 senior technicians who use the most advanced state-of-the-art 3D software to design and develop parts and automatic machines.
 

Consistently Outstanding Quality

We control every step to guarantee the components’quality. We added the electronic inspection module on the automatic equipment to control the quality.The testings will insure the uniformity of the product and satisfy a efficient automatically assembling.

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

News and Events

  • [Product News] Residual Current Circuit Breaker (RCCB): The Unseen Guardian of Electrical Safety
    RCCB: Function & Assembly Daily RoleRCCB (Residual Current Circuit Breaker) is a crucial safety device. It detects current leakage, instantly cutting power to prevent electric shocks and fires, protecting homes and workplaces 24/7. Assembly Steps 1. Prep Housing Unbox and place the base on a flat Read More
  • [Product News] How to Choose the Right RCCB Type for Every Application?
    Image Source: unsplashKnowing how to choose rccb for every application is essential for greater safety, compliance, and operational efficiency. Selecting the wrong rccb exposes systems to electrical faults, risking electric shocks or fires, and can trigger costly maintenance and legal issues. HAIPAR Read More
  • [Product News] A Comprehensive Guide to Molded Case Circuit Breakers in 2026 Selection
    Selecting the right circuit breaker for circuit breaker distribution equipment in 2026 requires a clear understanding of the key differences between mccb and iccb. The global market shows strong growth in mccb adoption, especially in commercial and industrial sectors, due to modernization and automa Read More
Contact Us
We believe that through our manufacturing strengths and service commitment, we are able to provide our customers with superior products and an unparalleled service experience.​​​​​​​
Follow Asendia