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High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders
High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders
High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders
High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders
High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders
High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders

High Quality Copper/Aluminum Insulation Piercing Cable Connectors - Wholesale & Custom Orders

US$ 0.10 ~ 1
Min.Order: 100
Product origin: Wenzhou, Zhejiang, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 32 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model Number : JJC Series
  • Certification : ISO Compliant
  • Material : Glass Fiber Polymer (Housing), Tinned Brass/Copper/Aluminum (Contacts)
  • Voltage Rating : 10kV/1kV
  • Current Rating : 55A-316A (varies by model)
  • Surface Treatment : Galvanized
  • Application : Electrical Power Distribution
  • Connection Type : Insulation Piercing
  • Sealing : Oil-Filled Insulation
  • Temperature Range : -40°C to +90°C
  • Packaging : Standard Industrial Packaging

Our JJC insulation piercing connectors are engineered for reliable electrical connections in 10kV and 1kV applications. These professional-grade connectors feature a durable construction with weather-resistant glass fiber reinforced polymer housing and high-conductivity contact teeth available in tinned brass, copper, or aluminum.

JJC insulation piercing connector product image

The connectors offer simple installation - simply place the main wire and branch wire in position and tighten with insulated tools. The special bolt design maintains consistent pressure for superior electrical connection with minimal wire degradation, extending the service life of your insulated wires.

JJC connector installation diagram

Key features include the sealed structure filled with insulating oil that enhances insulation intensity and safety. These versatile connectors are suitable for various applications including branch connections between copper/aluminum wires, unequal diameter wire connections, and direct connections between equal diameter wires.

JJC connector cross-section showing insulation

Important notes: Only use with conductors meeting national standards. Installation must be performed by qualified professionals using proper insulated tools. These connectors are not reusable after dismantling.

A***G 2026-04-29

Logistics was impressively fast; the package arrived ahead of schedule and was securely packed. Quality exceeded my expectations, as the connectors felt robust and well-finished. Service from the team was responsive and helpful throughout. Overall, a smooth and satisfying experience.

M***I 2026-04-26

Wonderful experience with this wholesale order! The logistics were incredibly fast, arriving well before the estimated delivery date despite the large quantity. Each box was securely packed and labeled clearly, making inventory check smooth. The quality of the connectors is exceptional — sturdy materials, uniform sizing, and clean machining. Customer service responded to my custom order inquiries within hours and provided detailed tracking updates. Everything arrived in perfect condition with no damage or missing items. Highly satisfied with both the product consistency and the professional support throughout the process. Will definitely reorder for future projects.

D***L 2026-04-25

I am thoroughly impressed with this wholesale order of insulation piercing connectors. The logistics were remarkably efficient—the package arrived two days earlier than expected, and all items were securely packed without any damage. The quality of the connectors is outstanding; they feel robust and well-made, exactly as described. Customer service was also very responsive to my pre-order inquiries, providing clear and helpful information. Overall, this has been a smooth and satisfying purchasing experience, and I appreciate the attention to detail in both packaging and delivery. I look forward to working with this supplier again for future needs.

X***W 2026-04-22

Keenly impressed with the overall experience. The shipping was remarkably swift, with the package arriving well ahead of the estimated schedule. Everything was packaged securely, showing clear attention to detail to prevent any transit damage. Regarding the quality, the connectors appear to be manufactured to a high standard; the materials feel robust and durable, exactly as one would hope for in electrical components. The service provided was equally commendable. Communication was prompt and professional, making the ordering process straightforward and hassle-free. Any preliminary questions were answered clearly and without delay. This combination of efficient logistics, apparent product integrity, and responsive support makes for a very satisfactory procurement experience. It reflects a well-organized operation that values customer satisfaction. I would certainly consider this source for future needs based on this positive interaction.

J***U 2026-04-20

Kudos for the exceptional service and swift delivery. The logistics were handled impeccably; my order arrived ahead of schedule and was packaged with great care to prevent any damage. Regarding quality, the connectors appear to be very well-made and durable, exactly as described. The customer service team was also very responsive and helpful throughout the process, answering all my preliminary questions promptly. Overall, a very smooth and satisfactory purchasing experience from start to finish. I would certainly consider ordering again in the future for my electrical supply needs.

V***E 2026-04-19

Vastly impressed with the overall experience. The delivery was remarkably swift, arriving well ahead of the estimated schedule, which was a pleasant surprise. Packaging was secure and professional, ensuring all items were perfectly intact upon arrival. Regarding quality, the connectors exhibit excellent craftsmanship; the materials feel robust and durable, precisely as one would hope for in electrical components. The finish is clean, and they seem very reliable for their intended purpose. Customer service was equally commendable. Any pre-shipment inquiries were addressed promptly and with clear, helpful information. The communication was courteous and efficient throughout. While I cannot comment on specific technical performance or installation details, the transactional aspects—logistics, product build, and support—were handled flawlessly. This level of service and attention to detail makes the procurement process smooth and trustworthy. For anyone prioritizing reliable delivery, solid construction, and responsive support, this supplier certainly meets those criteria effectively. A very satisfactory purchase from start to finish.

S***X 2026-04-13

Great experience overall. The shipping was incredibly fast and efficient, arriving well ahead of the estimated delivery date. The packaging was secure and professional, ensuring the products were in perfect condition upon arrival. Regarding quality, the connectors feel solid and well-made, with a sturdy construction that inspires confidence for electrical applications. The service provided was also commendable; communication was clear and prompt, and any preliminary questions were answered thoroughly. While I cannot comment on specific performance or technical specifications yet, the initial impression based on logistics, apparent build quality, and customer support is highly positive. This smooth process from order to delivery makes dealing with this supplier a pleasant and reliable experience.

U***I 2026-04-01

Punctual delivery was a standout feature, with the order arriving well within the promised timeframe. The packaging was secure and professional, ensuring all components were intact upon arrival. Regarding quality, the connectors appear robust and well-manufactured, with a solid feel that inspires confidence for their intended electrical applications. The copper and aluminum materials seem to be of good grade, as expected. Customer service was responsive and helpful during the ordering process, promptly answering queries about the wholesale options. The overall experience was smooth and satisfactory, meeting the key requirements of timely logistics, apparent product durability, and supportive service. This transaction was handled efficiently from start to finish.

O***A 2026-03-31

Excellent experience from start to finish. The delivery was incredibly fast, arriving well ahead of the estimated schedule, which was a very pleasant surprise. The packaging was secure and professional, ensuring the products arrived in perfect condition. Regarding the items themselves, the build quality is immediately apparent; they feel robust and well-manufactured, exactly as described. The service provided was equally impressive. Communication was clear and prompt, and any preliminary questions were answered thoroughly and courteously. Overall, this was a seamless transaction that exceeded expectations in terms of logistics, product integrity, and customer support. I would not hesitate to order again or recommend this supplier to others based on this outstanding experience.

C***D 2026-03-05

Delivery was incredibly fast, arriving well ahead of the estimated schedule. The packaging was secure and professional, ensuring all items were perfectly intact upon arrival. Dealing with the supplier was a pleasure; their communication was clear, prompt, and very helpful throughout the entire process. The connectors themselves appear to be of excellent manufacture, with a solid feel and precise construction that inspires confidence. Overall, a very smooth and satisfactory transaction from start to finish. Highly recommended for anyone needing reliable electrical components and efficient service.

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