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Our Goal

Delivering a product and that our customers and we can be proud of

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About SUNJ

ZHEJIANG SUNJ ELECTRIC CO., LTD is a power transmission and distribution Enterprise with R&D, manufacturing, trading and services. Head office is located in Liushi town, Yueqing, Zhejiang, China. Founded in 2009, We are specialized in Electric Power Fittings, especially aerial overhead line fitting and ABC accessories, Polymer Insulators, Lightning Arrester, Drop-out Fuse Cutout, Disconnect Switch, Auto-iRecloser, SF6 Gas Circuit Breaker, such power transmission and distribution products.

CNC-Machining-Manufacturer

Aerial Cable Accessories

1.Easy Installation: Simple process without underground laying, reducing construction time by 50%.
2.Strong Adaptability: Suitable for complex terrains like mountains, rivers, and cities (95% adaptable).
3.High Reliability: Stable operation under severe weather, with a failure rate below 1% annually.
4.Minimal Environmental Impact: Minimal impact, preventing underground pipeline damage, 30% fewer disruptions.

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CNC-Machining-Manufacturer

Cable Lugs And Connectors

SUNJ has 20 years of experience in the production of low-voltage cable accessories!
1. Five different types of terminal block production chains!
2.Provide customized size customization services!
3.Using high-quality raw materials of international standards.
4.Adequate inventory, professional packaging, 24-hour response!

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CNC-Machining-Manufacturer

Cable Accessories

1.Ensure strong electrical performance and high strength protection.
2.Easy to install, saving over 50% time with a 200+ maintenance team.
3.Strong durability: made of high-quality materials, providing double the service life of similar products.
4.Good sealing effect: prevents dust and moisture from entering the cable, reducing failure probability.
5.Optimize wiring management: helps to plan cable layout for neat and orderly wiring.
6.Cost-efficient: initial investment reduces long-term fault repair costs and losses.
7.Versatile: suitable for both indoor and outdoor use in complex environments.

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CNC-Machining-Manufacturer

High Voltage Products

1.Reliable Quality: Rigorous inspections and controls ensure material excellence and stable performance.
2.Advanced Technology: Significant R&D investment yields better insulation and precise control.
3.High Security: Comprehensive safety mechanisms reduce risks for personnel and equipment.
4.Stable Performance: Maintains stable electrical and mechanical properties under all conditions.
5.Long Lasting: Quality materials and craftsmanship ensure a long life, reducing maintenance costs.
6.Good After-Sales Service: Professional teams provide prompt technical support and maintenance.

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Your Electrical Friend

We will continue to improve ourselves and sincerely invite you who are interested in our products to develop business together.

We Insist on Providing Quality Products

Competitive prices, perfect after-sales service, and a strategy of timely development of new products to meet customer needs.

Technical Advantages

Among electrical suppliers of the same scale and production capacity, we have a professional team of engineers and strict quality control!

Market Experience

With experience in supplying to many national power companies, we can respond quickly and provide precise services according to customer needs!

About SUNJ

ZHEJIANG SUNJ ELECTRIC CO., LTD. was established in 2010 and is located in Liushi Town, Yueqing City, the famous electrical appliance capital of China. The company and factory cover an area of 5,000 m2 and have over 100 employees.

Honorary Certificate:
SUNJ has an ISO9001 certified quality management system and an ISO14001-certified environmental management system!
The product has passed IEC 61238, IEC 61284, NFC 33042 standard certification

128
Annual Sales (M)
35
Annual output (M)
Solution
Provide The Best Service For The World Power Construction

Your Electrical Friend

We will continue to improve ourselves and sincerely invite you who are interested in our products to develop business together.

We Work With Global Industries!

Featured Industrial Projects

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Latest Articles Updated Daily

Blog

CNC-Machining-Manufacturer

Everything You Should Know About Pin Insulators

Pin insulators are common insulators used in overhead power transmission and distribution lines, as well as communications cables. This page will provide a detailed introduction to pin insulators, covering their structure, operating principle, materials, specific usage, installation requirements, maintenance recommendations, and distinctions from other types of insulators.

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CNC-Machining-Manufacturer

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