As a technology leader in the 11kv polymer pin insulator industry, we have an experienced team of high-tech talents, as well as our own cutting-edge factories and laboratories. Our product development team is committed to continuous optimization and innovation to provide industry-leading solutions. Relying on our strong technical strength, we provide a wide range of products covering a wide range of application fields in the cable lug installation industry. Our products are known for their superior quality, reliability and durability, ensuring our customers' operational efficiency and success. We deeply understand your expectations for parallel groove clamp connector. Through extensive project management experience and a one-to-one supplier model, we can work seamlessly with you to provide customized solutions to meet your unique needs. To improve our service level, we have invested heavily in introducing cutting-edge equipment from all over the world. This advanced equipment allows us to manufacture our products more efficiently and accurately, thereby improving overall quality and reliability. Our company culture is based on a fair, competitive and cooperative work environment, allowing every member to reach their full potential. We believe our common goals and values will enable us to achieve greater success together. Building on past success, we will continue to work hard to provide our customers with excellent products and services. We warmly welcome new and old customers to cooperate with us to jointly explore new opportunities in the pvc coated stainless steel cable ties industry and achieve greater achievements. Welcome to inquire!
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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