Wires and Cables
ACSR
Power your transmission and distribution networks efficiently with our robust ACSR Conductor Cables. Recognized globally for their superior strength-to-weight ratio and excellent conductivity, ACSR (Aluminum Conductor Steel Reinforced) cables are ideal for long-span overhead lines. Our ACSR conductors feature high-strength galvanized steel core strands surrounded by layers of high-purity aluminum. This composite construction provides exceptional mechanical tension capability, reduced sag, and optimal current-carrying capacity over long distances. Widely used in high-voltage transmission lines, sub-transmission lines, and distribution primary circuits, ACSR ensures reliable power delivery and cost-effective infrastructure for diverse utility applications.
ALUMINUM CONDUCTOR STEEL REINFORCED（ACSR）
Aluminum Conductor Steel Reinforced (ACSR) is a widely used overhead conductor consisting of concentrically stranded 1350-H19 aluminum wires surrounding a galvanized steel core. This design provides exceptional tensile strength from the steel while leveraging aluminum's high conductivity (up to 61% IACS) for efficient power transmission with minimal losses. ACSR excels in long-span applications, offering low sag and high ampacity, making it suitable for high-voltage lines where mechanical reliability is critical. Resistant to corrosion through galvanization, it withstands harsh weather, including ice and wind loads. Compliant with ASTM B232, B230, and B498 standards, ACSR comes in various configurations like single or multiple steel strands for customized strength-to-weight ratios. It's cost-effective, reducing the need for additional supports and simplifying installation on towers or poles. With proven durability, ACSR enhances grid stability and longevity, supporting global utility networks. Its recyclability promotes environmental sustainability, making it a staple for modern electrical infrastructure in rural and urban settings.
ALUMINUM CONDUCTOR ALUMINUM CLAD STEEL REINFORCED（ACSR/AW）
Aluminum Conductor Aluminum-Clad Steel Reinforced (ACSR/AW) offers enhanced protection for overhead lines, with outer 1350 aluminum strands encircling an aluminum-clad high-strength steel core. The cladding significantly boosts corrosion resistance over traditional ACSR, ideal for marine, acidic, or high-humidity settings. Steel reinforcement provides superior mechanical properties, enabling longer spans with reduced sag and higher load capacity. Electrical conductivity from aluminum layers ensures minimal transmission losses, supporting ampacities up to 20% higher in equivalents. Adhering to IEC 61089 and ASTM B549, ACSR/AW features versatile stranding options for optimized ratios. Its design facilitates easy installation and compatibility with existing hardware. Lightweight yet robust, it lowers infrastructure costs and maintenance needs. ACSR/AW promotes sustainability through better longevity and recyclability, reducing environmental impact. Widely adopted in global utilities, it delivers reliable performance in extreme conditions, from stormy coasts to industrial hubs, making it a smart choice for future-proofing power grids.
Penguin ACSR Conductor Cable
The ACSR Penguin is an Aluminium Conductor Steel Reinforced (ACSR) designed with a robust steel core surrounded by layers of high-conductivity aluminium wires, adhering to ASTM B232 standards. It features a stranded steel core surrounded by layers of aluminum conductors, combining excellent tensile strength with efficient current-carrying capability. The steel core provides superior load-bearing capacity, while the aluminum strands ensure low electrical resistance and reduced line losses. This balanced construction allows the Penguin ACSR Conductor Cable to withstand long spans, high wind loads, and varying environmental conditions. Manufactured in accordance with relevant ASTM and IEC standards, it offers stable performance, ease of installation, and long service life. The conductor is widely adopted in overhead transmission lines where durability, economy, and mechanical reliability are critical.
Pigeon ACSR Conductor Cable
The ACSR Pigeon is an Aluminium Conductor Steel Reinforced (ACSR) featuring a durable galvanised steel core encased in concentrically stranded hard-drawn 1350-H19 aluminium wire layers, compliant with ASTM B232 standards. Compliant with ASTM B230, B232, and ICEA standards, this cable offers a breaking load of approximately 6,650 lbs and a current rating up to 340 amps in overhead applications. The aluminum 1350-H19 provides excellent corrosion resistance and low electrical resistance, while the steel enhances sag control over long spans. Suitable for voltages up to 230kV in distribution lines, the Pigeon ACSR Conductor Cable minimizes line losses and withstands harsh weather, including wind and ice loading. Its cost-effective design makes it popular for utility upgrades and rural electrification, ensuring reliable power delivery with minimal maintenance in overhead transmission and distribution systems worldwide.
Quail ACSR Conductor Cable
Introducing the Quail ACSR Conductor Cable, a versatile 2/0 AWG overhead conductor with 6/1 stranding configuration. Composed of EC grade aluminum wires surrounding a galvanized steel core, it achieves a rated strength of 4,030 lbs and ampacity up to 250A at 75°C. Adhering to ASTM B230 for aluminum and B232 for assembly, this cable excels in corrosion resistance and mechanical endurance for spans up to 250m. The steel core enhances tensile strength to control sag under loads, while aluminum provides high conductivity (61.5% IACS) and a lightweight design for easier installation. Suitable for distribution voltages up to 138kV, the Quail ACSR Conductor Cable reduces line losses and withstands extreme weather, including ice loads up to 1/2 inch. Its economic profile makes it a staple for utility expansions, renewable integrations, and grid modernization, delivering consistent power with high weather tolerance and minimal maintenance in global overhead networks.
Raven ACSR Conductor Cable
The Raven ACSR Conductor Cable is a reliable overhead conductor designed for efficient power distribution. Named "Raven" for its 1/0 AWG size with 6/1 stranding (6 aluminum wires around 1 steel core), it combines lightweight aluminum for high conductivity with a galvanized steel core for tensile strength. Compliant with ASTM B230, B232, and ICEA standards, this cable offers a breaking load of approximately 3,550 lbs and a current rating up to 242 amps at 75°C in overhead applications. The aluminum 1350-H19 provides excellent corrosion resistance and low electrical resistance (0.1662 Ω/1000ft at 20°C), while the steel enhances sag control over spans up to 250m. Suitable for voltages up to 138kV in distribution lines, the Raven ACSR Conductor Cable minimizes line losses and withstands moderate weather loads, including wind and ice. Its economical design is ideal for utility upgrades, rural electrification, and grid extensions, ensuring dependable power delivery with minimal maintenance in overhead transmission and distribution systems worldwide.
266.8 MCM Waxwing ACSR Conductor Cable
The Waxwing ACSR Conductor Cable is engineered for demanding overhead transmission, with 266.8 MCM size and 18/1 stranding configuration. High-purity aluminum (1350-H19) surrounds a galvanized steel core, offering a DC resistance of 0.0643 Ω/MFT and ampacity up to 340A. Adhering to ASTM B230 for aluminum and B232 for assembly, it provides excellent corrosion resistance and mechanical integrity for spans up to 300m. The steel core minimizes sag under heavy loads, while aluminum ensures high conductivity (61.5% IACS) and lightweight design for easier installation. Suitable for distribution voltages up to 138kV, the Waxwing ACSR Conductor Cable reduces line losses and withstands extreme weather, including ice loads up to 1/2 inch. Its economical profile makes it a staple for utility expansions, renewable connections, and grid modernization, delivering consistent power with high weather tolerance and minimal maintenance in global overhead networks.
336.4 MCM LINNET ACSR Conductor Cable
The ACSR CAA 336.4 MCM 26/7F LINNET conductor is engineered for superior performance in overhead transmission and distribution systems. Constructed with 26 strands of hard-drawn 1350-H19 aluminium helically stranded around 7 galvanized steel wires, this conductor delivers the perfect balance of high electrical conductivity and enhanced tensile strength. Compliant with ASTM B232 standards, this ACSR conductor is ideal for long-span installations and demanding environmental conditions. The steel-reinforced core, galvanized to Class A or B standards, provides critical mechanical support, while the aluminium strands ensure efficient power transmission. This construction makes the LINNET configuration especially well-suited for medium- to high-voltage lines, where both strength and conductivity are crucial. Its corrosion-resistant steel core enhances durability and reduces maintenance needs, ensuring a long service life in overhead applications.
336.4 MCM MERLIN ACSR Conductor Cable
The ACSR CAA 336.4 KCM 18/1F MERLIN is a robust and efficient aluminium conductor steel reinforced cable, designed for high-performance in overhead power transmission and distribution lines. This conductor consists of 18 strands of hard-drawn 1350-H19 aluminium helically stranded around a single galvanized steel core wire, delivering an ideal combination of electrical conductivity and mechanical strength. Compliant with ASTM B232, this ACSR configuration is widely adopted in South American and international power systems. The steel core, galvanized to Class A or B, offers protection against corrosion, ensuring long service life in harsh environmental conditions. Meanwhile, the aluminium strands provide excellent current-carrying capacity and conductivity. The MERLIN design is particularly suitable for medium-voltage transmission lines and long-span installations where mechanical tension and conductor sag need to be controlled without compromising electrical performance.In-Depth Analysis
ACSR cables are built to deliver high efficiency, reliable performance, and advanced safety, helping businesses reduce energy costs while ensuring stable power supply. With future-ready adaptability for renewable energy and smart grid applications, they provide a sustainable and innovative solution for today’s and tomorrow’s power needs.
Comparative Analysis of Efficiency and Loss
Compared to the industry average, acsr 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.
Improved Conductivity
+20%
Reduced Energy Loss
-15%
Insulation Protection System
Use flame-retardant, wear-resistant and corrosion-resistant polymer insulation materials to meet the safe operation requirements in different environments.
Withstand Voltage Level
≥1kV
Flame Retardant Grade
VW-1 / IEC 60332-3
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.
Service Life
≥ 25 Years
Operating Temperature Range
-40°C to +90°C
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.
Flame Retardant Performance
IEC 60332 / UL 1581 Qualified
Smoke Density
Low Smoke ≤50%
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.
Bend Radius
≤6D
Installation Efficiency Improvement
+30%
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.
Data Collection Frequency
one times a minute
Fault Warning Accuracy
98%
Environmental Adaptability Analysis
ACSR cables 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
With 30 years of expertise, global certifications, and advanced manufacturing technology, NPC Electric delivers reliable, high-performance acsr cables trusted by industries worldwide.
Strength-to-Weight Ratio for Long Spans
Our ACSR Conductor Cables are engineered for a superior strength-to-weight ratio, making them the ideal choice for demanding long-span overhead lines. The core of high-strength galvanized steel provides robust mechanical support, while the outer layers of lightweight, high-purity aluminum ensure excellent conductivity. This unique composite construction allows for longer spans between towers, significantly reducing the need for costly infrastructure (fewer poles/towers) and minimizing overall installation costs. By choosing our ACSR conductors, you benefit from exceptional sag performance and a more efficient, economical design for your power transmission and distribution networks.
Current-Carrying Capacity & Efficiency
Our ACSR cables deliver exceptional current-carrying capacity and efficiency, crucial for effective power transmission over vast distances. The high conductivity of the aluminum strands ensures minimal energy loss and efficient power transfer, reducing operational costs over the cable's lifespan. We meticulously design our ACSR conductors to optimize thermal performance, allowing them to handle significant current loads without excessive heating. This high efficiency translates into stable voltage delivery and reliable power supply, making our ACSR solutions indispensable for high-voltage lines and ensuring the integrity of your electrical grid infrastructure.
Durability & Weather Resistance
Our ACSR Conductor Cables are renowned for their proven durability and robust weather resistance, ensuring decades of reliable performance in diverse climates. The galvanized steel core provides excellent protection against corrosion, while the high-quality aluminum layers resist oxidation and environmental degradation from UV exposure, extreme temperatures, and pollution. This resilient construction withstands severe weather conditions like high winds, ice loading, and heavy rain without compromise to mechanical strength or electrical performance. By investing in our durable ACSR conductors, you secure a long-lasting, low-maintenance solution for your vital overhead power lines.
Cost-Effective Solution for Grid Development
Choosing our ACSR Conductor Cables represents a highly cost-effective solution for new grid development and existing power line upgrades. The combination of lower material costs (compared to all-aluminum or copper), reduced tower requirements due to longer spans, and minimal maintenance needs contributes to significant lifecycle cost savings. Our ACSR conductors are a globally recognized standard, ensuring widespread compatibility and ease of installation. We provide a reliable and economical choice that optimizes your budget without compromising performance, making our ACSR solutions the smart investment for expanding and modernizing electrical infrastructure.
Product Show
Explore the detailed design and practical application scenarios of aac, aaac, acar, acsr conductor cable
ACSR Conductor Cable
acsr conductor cable structure
AAAC Conductor Cable
aaac conductor cable structure
AAC Conductor Cable
aac conductor cable structure
ACSR Conductor Core Structure
acsr conductor cable core structure
ACAR Conductor Cable
acar conductor cable structure
ACSR Conductor Appearance
acsr conductor cable appearance
AAAC Conductor Cable
aaac conductor cable structure
AAAC Conductor Core Structure
aaac conductor single core structure
Testing and Certification
Tested with precision and certified to meet international standards as
well as strict industry requirements.
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
NPC wires and cables have been successfully applied in many projects and have been highly praised by customers.
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
● 30+ years of manufacturing experience
● ISO and UL certified production
● Customized cable and transformer solutions
FAQ From Customers
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What is an ACSR conductor?
An ACSR conductor stands for Aluminum Conductor Steel Reinforced. It is a type of electrical conductor widely used in overhead power lines and high-voltage transmission systems. ACSR conductors consist of a central steel core surrounded by layers of aluminum wires, which provide excellent tensile strength and high conductivity. This combination allows ACSR conductors to handle long-distance transmission with minimal power loss. -
What is the difference between ACSR and AAAC conductor?
The key difference between ACSR (Aluminum Conductor Steel Reinforced) and AAAC (All Aluminum Alloy Conductor) lies in their construction. ACSR features a steel core for enhanced tensile strength, making it ideal for long spans and high-voltage transmission lines. In contrast, AAAC is made entirely of aluminum alloy, offering better corrosion resistance but with lower mechanical strength compared to ACSR. ACSR is typically used for longer distances, while AAAC is suitable for shorter spans and less demanding environments. -
What are the applications of ACSR conductor?
ACSR conductors are widely used in overhead power lines for high voltage and long-distance transmission. They are commonly found in electricity transmission grids, substations, and power distribution networks. The steel core of ACSR conductors provides the necessary strength to support the weight of the cables over long distances and withstand environmental challenges like wind and ice loads. They are also used in industrial applications where high mechanical strength is needed. -
How does ACSR conductor perform in harsh environments?
ACSR conductor performs exceptionally well in harsh environments due to its steel core, which provides superior tensile strength and resistance to mechanical stress. These conductors are particularly suitable for regions with extreme weather conditions, such as areas prone to heavy winds, snow, and ice loads. The aluminum outer layer offers good corrosion resistance, though additional coatings or protection can be applied to further enhance performance in coastal areas or highly corrosive environments. -
What are the advantages of using ACSR conductors for power transmission?
ACSR conductors offer several advantages, including high tensile strength, excellent electrical conductivity, and cost-effectiveness. The combination of steel and aluminum allows ACSR conductors to span long distances without sagging, reducing the need for additional support structures. They also offer greater reliability in high voltage transmission due to their ability to carry large currents with minimal energy loss. ACSR conductors are an ideal choice for overhead transmission lines, providing both durability and long-term performance.
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