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66-220kV High Voltage Cable Accessories Factory Direct Supply for Power Transmission Systems 66-220kV High Voltage Cable Accessories Factory Direct Supply for Power Transmission Systems
66-220kV High Voltage Cable Accessories Factory Direct Supply for Power Transmission Systems 66-220kV High Voltage Cable Accessories Factory Direct Supply for Power Transmission Systems
66-220kV High Voltage Cable Accessories Factory Direct Supply for Power Transmission Systems 66-220kV High Voltage Cable Accessories Factory Direct Supply for Power Transmission Systems

66-220kV High Voltage Cable Accessories Factory Direct Supply for Power Transmission Systems

US$ 2400.00 ~ 3000.00
Min.Order: 3
Product origin: Suzhou, Jiangsu, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 12 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Voltage Rating : 48/66kV, 64/110kV, 127/220kV
  • Cable Size : 240-3000mm²
  • Insulation Material : XLPE with silicone rubber stress cone
  • Structure Type : Monolithic prefabricated
  • Partial Discharge : ≤5pC at rated voltage
  • Power Frequency Withstand : 90kV-318kV/30min depending on rating
  • Lightning Impulse Withstand : 450kV-1050kV depending on rating
  • Sealing Pressure : 0.25±0.01MPa/1h (no leakage)
  • Operating Temperature : -40°C to +90°C
  • Standards Compliance : IEC 60502, IEC 60840, GB/T 11017
  • Application Environment : Industrial, coastal, substation

Our high voltage cable accessories are designed for reliable performance in demanding power transmission applications. The product line covers voltage levels from 48/66kV to 127/220kV, suitable for cross-linked polyethylene insulated power cables with conductor sizes ranging from 240mm² to 3000mm².

66-220kV cable accessories

The monolithic prefabricated structure combines insulation, shielding and stress cone in one piece, ensuring excellent electric field uniformity. The stress cone utilizes imported liquid silicone rubber for superior dielectric properties and long-term stability. The compact design features an insulated, magnetically isolated metal protection box that provides outstanding mechanical protection and environmental sealing.

High voltage cable joint structure

Key applications include large-scale industrial plants, steel mills, power substations, and coastal installations where reliable high voltage connections are critical. The accessories are particularly suitable for harsh environments due to their robust construction and excellent sealing properties.

All products undergo rigorous testing including routine tests, sample tests, type tests, and pre-qualification tests according to international standards. The testing protocol includes partial discharge measurements, power frequency withstand voltage tests, and comprehensive sealing verification.

Cable accessories testing

O***A 2025-11-13

Brisk delivery and excellent packaging made the logistics experience outstanding. The quality of the items received is robust and reliable, with no visible defects. Customer service was responsive and helpful throughout the process, ensuring a smooth transaction. Overall, a very satisfactory purchase from start to finish.

G***N 2025-11-10

Keenly impressed with the overall experience from this supplier. The logistics were handled exceptionally well, with the items arriving ahead of schedule and in perfect condition, which minimized any potential delays for our power transmission projects. The quality of the high voltage cable accessories appears robust and reliable, meeting the stringent standards required for such critical components. Additionally, the customer service team was highly responsive and professional, promptly addressing all inquiries and ensuring a smooth transaction. This combination of efficient delivery, superior product integrity, and outstanding support makes them a top choice for industrial needs.

O***P 2025-11-09

Rapid delivery and excellent packaging ensured my order arrived safely and on time. The quality of the items is outstanding, with durable materials that meet high standards. Customer service was responsive and helpful throughout the process, making the experience smooth and satisfying.

P***D 2025-11-07

Highly impressed with the delivery speed—items arrived well ahead of schedule, which was a pleasant surprise. The packaging was secure and professional, ensuring everything reached in perfect condition. As for quality, the components feel robust and well-manufactured, meeting my expectations for durability in power systems. Customer service was exceptional; the team responded promptly to my inquiries and provided clear, helpful guidance throughout the process. Overall, a reliable and efficient experience that I would gladly recommend to others in the industry.

Q***T 2025-10-18

Zippy delivery and flawless packaging made the experience outstanding. Zero delays from order to doorstep, which is crucial for our projects. Zestfully impressed by the robust build and precise craftsmanship—everything arrived in pristine condition. Zonal support was responsive, addressing queries promptly with clear communication. Zany as it sounds, such reliability in logistics and quality is rare. Zephyr-like smoothness throughout the process, from initial contact to final receipt. Zealous attention to detail in both product finish and service interactions. Zenith of professionalism, ensuring components meet high standards without hiccups. Zero complaints here; would gladly recommend for their dependable supply chain and consistent excellence.

M***H 2025-10-13

I was thoroughly impressed with the prompt delivery of my order; the logistics were handled efficiently, with clear tracking updates that kept me informed every step of the way. The quality of the items received is exceptional, showing no signs of damage and meeting high standards in craftsmanship. Additionally, the customer service team was responsive and helpful, addressing my queries quickly and professionally. Overall, a very satisfying experience that I would highly recommend to others.

P***D 2025-10-05

Delivery was impressively fast and well-handled. The items arrived securely packaged with no signs of damage. Quality appears excellent based on initial inspection—materials feel durable and well-crafted. Customer service was responsive and helpful throughout the ordering process, answering all my queries promptly. Overall, a smooth and satisfactory experience from start to finish.

N***S 2025-09-28

Vastly impressed with the entire experience from start to finish. The delivery was incredibly swift, arriving well ahead of schedule, which minimized any project delays. The quality of the items received is outstanding, with robust construction and precise engineering that instills confidence in their long-term performance. Customer service was equally exceptional, providing prompt and helpful responses to all inquiries, making the process smooth and worry-free. Highly recommend this supplier for anyone in need of reliable high-voltage solutions.

K***V 2025-09-28

Very impressed with the overall experience from this high voltage cable accessories supplier. The logistics were handled exceptionally well, with the items arriving ahead of schedule and in perfect condition, which minimized any potential downtime for our power transmission projects. The quality of the 66kV cable joints and 220kV terminations is outstanding, reflecting robust manufacturing standards that ensure long-term reliability in demanding environments. Additionally, the customer service team was highly responsive and professional, providing clear communication and support throughout the ordering process. This factory direct supply model not only offers cost savings but also guarantees consistency and trust in the components used for critical power systems. Overall, a top-notch provider that I would confidently recommend to others in the industry.

V***V 2025-08-12

My experience with this supplier was quite positive overall. Manufacturing quality appears robust, with the accessories showing precise workmanship and durable materials. Logistics were handled efficiently; the order arrived well-packaged and ahead of schedule, which minimized downtime for our project. Customer service was responsive, providing clear updates without needing frequent follow-ups. Minor improvements in documentation clarity could enhance the process, but it's a solid choice for reliable components.

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