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The company is committed to providing excellent value-added services, firstly ensuring the perfect quality of bimetallic cable lugs, copper stalk lugs products, and secondly providing a unique humanized service experience. "Manufacturing first-class split nut connector and providing first-class services" is the business philosophy we always adhere to. The company has advanced production and testing equipment and strong technical force, as well as a professional after-sales service team to ensure rapid response to customer needs and effectively save customers' time, space and labor costs with considerate services. The company adheres to the business philosophy of "quality assurance, reputation first", actively integrates market resources, and wholeheartedly provides quality services to domestic and foreign customers. We continue to explore more scientific and rigorous technical processes, drive development with innovation, accumulate strength through development, and strive to create more value for customers. We encourage employees to integrate into the company culture, cultivate common values, harmonious interpersonal relationships and team spirit, and jointly create a positive working atmosphere. The company adheres to the quality policy of "based on high technology, pursuing perfection, continuous improvement, and meeting requirements" and is committed to meeting the diverse needs of customers.
FAQ
Do You Provide Customized Services?

Yes, we provide customized services to meet your specific needs. As a professional Electric Power Fittings manufacturer, we offer tailored solutions including custom designs, material selection, sizes, and operational features.

What Is Your R&D Capability?

Our R&D capability is supported by full industry chain management, ensuring control from raw materials to product design and processing. We deliver high-quality Electric Power Fittings Products, and tailored solutions to meet customer needs.

How Is The Quality Of Your Electric Power Fittings?

SUNJ has an ISO9001-certified quality management system and an ISO14001-certified environmental management system! Our products has passed IEC 61238, IEC 61284, NFC 33042 standard certification. Our products deliver consistent performance you can trust.

What Electric Power Fittings Solutions Does Your Company Provide?

SUNJ offers a wide range of solutions, including aerial overhead line fittings, ABC accessories, polymer insulators, lightning Arresters, Drop-out Fuse Cutouts, Disconnect Switch, Auto-iRecloser, SF6 Gas Circuit Breaker. Designed for reliability and performance, our products support power transmission, equipment protection, and grid automation.

Why Choose SUNJ?
Comprehensive Whole-Industry Chain Management
We adhere to a fully traceable industry chain model, managing and monitoring every step from raw materials to final processing. This ensures consistent quality, reliability, and transparency in all our products.
Reliable Power Transmission and Distribution Solutions
At SUNJ, we offer high-performance solutions for power transmission and distribution. Our product range includes Aerial Overhead Line Fittings, ABC Accessories, Polymer Insulators, Lightning Arresters, Fuse Cutouts, Disconnect Switches, Auto-Reclosers, and SF6 Gas Circuit Breakers. Designed for durability and precision, our products ensure efficient power flow, equipment protection, and grid automation.
Strict Quality Control for Superior Electric Power Fittings
At SUNJ, we ensure superior quality management by implementing strict controls across every stage, from material sourcing to final inspection. Strictly following ISO 9001 quality management system and ISO 14001 environmental management system standards, our Electric Power Fittings have unparalleled durability, reliability, and performance.
Trusted Electric Power Fittings Partner
With over 15 years of experience, SUNJ is a global leader in power fittings solutions. Serving 80+ countries with 32+ utility approvals and 800+ successful projects, we ensure ISO 9001 and ISO 14001 certified quality and reliability for every product.
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