Wires and Cables
High Voltage Power Cable
High Voltage Power Cable
High Voltage Power Cable is used for the transmission and distribution of electric power and is suitable for installation in ducts, trenches or direct buried underground or within buildings. These cables are ideal for use to connect wind farms and other renewable energy to existing grid systems.
High Voltage / 2XS(F)2Y, A2XS(F)2Y 110kV Power Cable
The 2XS(F)2Y / A2XS(F)2Y 110kV High Voltage Power Cable is engineered for underground high-voltage transmission networks with a maximum operating voltage of 110kV (123kV highest). Built with Class 2 copper or aluminum Milliken conductors, extruded semi-conductive XLPE screens, and XLPE insulation, it ensures excellent electrical performance and long service life. Its copper wire screen with counter-helical copper tape offers enhanced shielding, while the water-swellable tapes provide longitudinal water-blocking. The HDPE outer sheath delivers high abrasion resistance and durability, making it ideal for installation in environments with existing mechanical protection. Manufactured to IEC 60840, HRN HD 632, and IEC/EN 60228 standards, this cable is well-suited for high-load and long-distance transmission applications.
High Voltage / 2XS(FL)2Y, A2XS(FL)2Y 110kV Power Cable
2XS(FL)2Y / A2XS(FL)2Y 110kV High Voltage Power Cable is a longitudinally watertight, XLPE-insulated cable designed for primary power distribution up to 110kV (123kV highest). It features a Class 2 copper or aluminium conductor, extruded semi-conductive XLPE screens, and XLPE insulation applied via a three-layer co-extrusion process for superior electrical performance. A laminated aluminium or copper moisture barrier with copolymer coating provides excellent water and gas resistance, while HDPE oversheath ensures high abrasion resistance and flexibility. The copper wire screen with counter-helical copper tape offers optimal shielding, and water swellable tapes ensure longitudinal water blocking. Manufactured to IEC 60840, HRN HD 632, and IEC/EN 60228 standards, this cable is ideal for underground installations requiring high reliability and moisture protection.
2XS(FL)2Y HDPE High Voltage 26/45 (52) kV Power Cable
2XS(FL)2Y HDPE High Voltage 26/45 (52) kV Power Cable is a high-performance XLPE-insulated cable designed for medium-to-high voltage transmission. It features a copper or aluminum conductor (optional watertightness – WTC), extruded semi-conductive conductor, and insulation screens, and water-swellable tapes for longitudinal water blocking. A longitudinally applied aluminium tape moisture barrier coated with PE copolymer provides excellent mechanical protection and resistance to moisture ingress. The HDPE oversheath offers superior abrasion resistance, chemical resistance, and durability, making it suitable for underground, underwater, outdoor, indoor, and duct installations in power stations, industrial plants, and distribution networks. Compliant with IEC 60840 standards, it ensures reliable performance in demanding environments.
A2XS(FL)2Y HDPE High Voltage 26/45 (52) kV Power Cable
A2XS(FL)2Y HDPE High Voltage 26/45 (52) kV Power Cable is a high-performance single-core aluminum conductor cable designed for medium-to-high voltage power transmission. It features XLPE insulation, extruded semi-conductive conductor and insulation screens, and semi-conductive water-swellable tapes for longitudinal water blocking. A longitudinally applied aluminium tape moisture barrier coated with PE copolymer ensures outstanding moisture resistance and mechanical protection. The HDPE oversheath provides superior abrasion, chemical, and environmental resistance, making it suitable for direct burial, underwater, outdoor, indoor, and duct installations in power stations, industrial sites, and distribution networks. Complying with IEC 60840 standards, it ensures long-term, reliable electrical performance in challenging environments.
2XS(FL)2Y HDPE High Voltage 36/60 (72.5) kV Power Cable
The 2XS(FL)2Y HDPE High Voltage 36/60 (72.5) kV Power Cable is a high-performance single-core copper conductor cable designed for medium-to-high voltage power transmission. It features XLPE insulation, extruded semi-conductive conductor and insulation screens, and semi-conductive water-swellable tapes for longitudinal water blocking. A longitudinally applied aluminium tape moisture barrier coated with PE copolymer ensures superior moisture resistance and mechanical protection. The HDPE oversheath provides outstanding abrasion, chemical, and environmental resistance, making it suitable for direct burial, underwater, outdoor, indoor, and duct installations. Manufactured in compliance with IEC 60840, this cable guarantees reliable long-term electrical performance in demanding environments such as power stations, industrial plants, and distribution networks.
A2XS(FL)2Y HDPE High Voltage 36/60 (72.5) kV Power Cable
The A2XS(FL)2Y HDPE High Voltage 36/60 (72.5) kV Power Cable is a single-core aluminium conductor high-voltage cable engineered for reliable power transmission. It is constructed with XLPE insulation, semi-conductive conductor and insulation screens, and semi-conductive water-swellable tapes for longitudinal water blocking. A longitudinal aluminium tape moisture barrier with PE copolymer coating provides exceptional moisture protection, while the HDPE outer sheath ensures superior abrasion resistance, chemical resistance, and long-term durability. Suitable for direct burial, underwater, outdoor, indoor, and duct installations, it meets IEC 60840 standards, making it ideal for distribution networks, power stations, industrial plants, and high-demand electrical projects.
2XS(FL)2Y HDPE High Voltage 64/110 (123) kV Power Cable
The 2XS(FL)2Y HDPE High Voltage 64/110 (123) kV Power Cable is a single-core copper conductor high-voltage cable designed for long-distance and high-load power transmission. It features XLPE insulation for superior dielectric strength, semi-conductive conductor and insulation screens for optimal electrical performance, and semi-conductive water-swellable tapes for longitudinal water blocking. A longitudinal aluminium tape moisture barrier with PE copolymer coating provides excellent water and moisture resistance, while the HDPE outer sheath ensures exceptional mechanical and chemical protection. Complying with IEC 60840, this cable is suitable for direct burial, underwater, outdoor, indoor, and duct installations, making it ideal for distribution networks, power stations, and industrial plants.
A2XS(FL)2Y HDPE High Voltage 64/110 (123) kV Power Cable
The A2XS(FL)2Y HDPE High Voltage 64/110 (123) kV Power Cable is a single-core aluminium conductor cable with XLPE insulation and HDPE sheath, designed in compliance with IEC 60840 standards. It offers excellent electrical performance, water resistance, and mechanical protection for high-voltage power transmission. Suitable for installation underground, underwater, outdoors, indoors, and in cable ducts, it ensures long-term reliability in power stations, industrial facilities, and distribution networks.In-Depth Analysis
Comparative Analysis of Efficiency and Loss
Compared to the industry average, NPC wires and cables exhibit lower losses and higher efficiency across the entire load range.
Load Efficiency Comparison(%)
No-load Loss Comparison(W)
High Conductivity Design
High-purity oxygen-free copper or high-quality aluminum conductors are used with smooth surface and low resistance to ensure efficient power transmission and reduce energy loss.
Insulation Protection System
Use flame-retardant, wear-resistant and corrosion-resistant polymer insulation materials to meet the safe operation requirements in different environments.
Weather-Resistant & Durable Technology
The outer sheath is made of UV-resistant, heat-resistant, and oil-resistant materials, making it suitable for high and low temperatures, humidity, and long-term outdoor use.
Safe Flame Retardant System
The multi-layered flame-retardant structure effectively slows the spread of flames and releases low-smoke, halogen-free gases during combustion, reducing secondary hazards.
Easy Installation & Maintenance
The flexible core and flex-resistant outer sheath provide a small bend radius and high installation efficiency. Color coding and length markings reduce installation and maintenance costs.
Intelligent Monitoring
An optional remote monitoring system is available to monitor operating status, temperature, load and other parameters in real time, and supports fault warning and remote diagnosis.
Environmental Adaptability Analysis
NPC power cable have been rigorously tested and can operate stably under various harsh environmental conditions.
Temperature Range
-40℃ ~ +55℃
Can work normally in extreme high and low temperature environments
Humidity Adaptation
0 ~ 100% RH
Including condensation environment, no frost requirement
Weather Resistance Grade
UV/IEC 60811-501
The outer sheath has excellent UV resistance and aging resistance
Chemical Corrosion Resistance
Oil / Acid / Alkali
Resistant to oil, acid, alkali and some chemical corrosion environments
Why Choose Us
HV Power Cable Reliability
Engineered for Peak Performance
Guaranteed Safety & Compliance
Expert & Custom HV Solutions
Product Show
Testing and Certification
Bare Cable Test Report
SGS Inspection Report
Certificate of Acceptance
ISO Quality Certificate
ISO Environmental Certificate
ISO Occupational Certificate
UL Laboratory Certificate
UL Product Certificate
Project Cases
Peru Solar PV Project
CompletedNPC Electric Delivers Medium-Voltage Cables for Peru Solar PV Project
Country:Peru
Model:HEPRZ1(AS) 1x630 mm² 19/33kV x 6km
Chile El Project
CompletedReliable 19/33kV MV cables ensuring safe, stable, and efficient power transmission for critical projects.
Country:Chile
Model:19/33kV MV Power Cables x 5km
Dominican Edenorte Project
CompletedProvide outdoor power solutions for urban main road reconstruction projects to adapt to complex environments.
Country:Dominican
Model:NPC AAAC Cable & Triplex Cable x 10km
Technical Advantages
FAQ From Customers
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What is a high voltage power cable?
A high voltage power cable is an electrical cable designed to carry electricity at voltages greater than 35kV, typically used for long-distance transmission of electricity from power stations to substations or between substations. These cables are built to handle high electrical loads, reduce energy loss, and ensure safe, efficient power delivery over long distances. They are commonly used in transmission lines and power distribution systems. -
Where are high voltage power cables typically used?
High voltage power cables are used in electricity transmission networks, connecting power plants to substations and distribution systems. These cables are essential for long-distance power transmission, where low energy loss and high efficiency are critical. High voltage cables are also used in industrial applications, offshore platforms, and renewable energy projects, ensuring stable electricity supply over large areas or remote locations. -
What materials are used in high voltage power cables?
High voltage power cables typically consist of copper or aluminum conductors for excellent electrical conductivity. The insulation material is usually made from cross-linked polyethylene (XLPE) or paper-oil insulation, which provides high dielectric strength and thermal stability. The outer sheath is made from polyethylene (PE) or PVC, offering mechanical protection and resistance to weathering, abrasion, and chemical exposure. -
How do high voltage power cables prevent electrical faults?
High voltage power cables are designed with robust insulation and sheath layers to prevent electrical faults such as short circuits, ground faults, and overvoltage conditions. The cross-linked polyethylene (XLPE) insulation offers high resistance to electrical stress, while the outer sheath provides physical protection. Additionally, these cables are equipped with earth conductors and drain wires to provide safe grounding and minimize risks during operation, ensuring the safety and reliability of the power transmission system. -
What are the advantages of using high voltage power cables in power transmission?
High voltage power cables offer several advantages in power transmission systems:
1. Efficiency: They reduce energy loss during long-distance power transmission, making them ideal for high-voltage transmission lines.
2. Safety: Designed with multiple layers of insulation and protection, they ensure safe operation, even in harsh environments.
3. Durability: High voltage cables are built to withstand extreme temperatures, mechanical stress, and environmental factors such as moisture, UV radiation, and chemical exposure.
4. Reliability: These cables ensure consistent power delivery across large distances, maintaining the stability of the electricity grid.