Wires and Cables
Overhead Insulated Cable

4/0 Cerapus Aluminum Conductor Triplex Overhead Service Drop Cable
The 4/0 Cerapus Aluminum Triplex Overhead Service Drop Cable is engineered for reliable overhead power distribution from utility poles to residential or commercial buildings. It includes two phase conductors and one neutral messenger, designed for use in 600V systems, typically routed through weather heads for secure service drops. The phase conductors are insulated with black cross-linked polyethylene (XLP) to ensure excellent weather resistance, while the neutral conductor consists of bare ACSR (Aluminum Conductor Steel Reinforced) wire, providing both tensile strength and conductivity.
4/0 Lepas Aluminum Conductor Triplex Overhead Service Drop Cable
4/0 Lepas Triplex Aluminum Overhead Service Drop Cable is specifically engineered to supply power from a pole-mounted transformer to a consumer’s service entrance, typically through a weather head connection. With its robust construction and weather-resistant materials, it's an ideal solution for outdoor utility and residential power delivery. This triplex assembly consists of two phase conductors and one bare neutral messenger (AAAC – All-Aluminum Alloy Conductor), providing excellent strength-to-weight ratio and corrosion resistance. The phase conductors are insulated with black cross-linked polyethylene (XLP) for enhanced thermal and environmental performance.
4/0 Portunus Aluminum Conductor Triplex Overhead Service Drop Cable
4/0 Portunus Aluminum Triplex Overhead Service Drop Cable is a heavy-duty solution engineered for overhead power distribution from utility poles to consumer premises via weather head systems. This cable consists of two phase conductors and one neutral messenger to form a robust and reliable triplex structure. With a 600V voltage rating and cross-linked polyethylene (XLP) insulation, this cable is well-suited for long-term use in various environmental conditions. The messenger conductor is typically a bare AAC (All Aluminum Conductor), offering high conductivity, corrosion resistance, and reduced weight.
4/0 Zuzara Aluminum Conductor Triplex Overhead Service Drop Cable
4/0 Zuzara Aluminum Triplex Overhead Service Drop Cable is engineered for efficient and reliable overhead power distribution from utility poles to residential or commercial premises through a weather head. The cable features two phase conductors and a bare ACSR messenger wire bonded closely to provide neutral support. Each aluminum conductor is insulated with UV-resistant black cross-linked polyethylene (XLP) for long-lasting outdoor performance. This triplex cable is designed for 600V applications and is compliant with major ASTM and ICEA standards.
4 Barnacles Aluminum Conductor Triplex Overhead Service Drop Cable
4 Barnacles Triplex Aluminum Overhead Service Drop Cable is designed for overhead 120V service applications, such as street lighting, temporary construction power, and outdoor lighting systems. It features two insulated phase conductors and a bare AAAC neutral messenger, twisted together for mechanical stability and easy installation. This cable is suitable for 600V phase-to-phase applications, with cross-linked polyethylene (XLP) insulation offering superior UV and weather resistance for extended outdoor use.
4 Oyster Aluminum Conductor Triplex Overhead Service Drop Cable
4 Oyster Triplex Aluminum Overhead Service Drop Cable is specifically designed for overhead service applications where reliability, durability, and efficiency are crucial. This cable is comprised of two insulated phase conductors and one bare neutral messenger, constructed to deliver 120/240V service to residential or light commercial premises. Engineered for power distribution at voltages up to 600V, the conductors are insulated with black cross-linked polyethylene (XLP) for superior resistance to UV rays, weather, and mechanical wear.
4 Periwinkle Aluminum Conductor Triplex Overhead Service Drop Cable
4 Periwinkle Triplex Aluminum Overhead Service Drop Cable is designed for overhead power distribution where durability, stability, and conductivity are essential. This cable consists of two insulated phase conductors and one bare ACSR (Aluminum Conductor Steel Reinforced) messenger, providing both support and neutral path functionality. It is commonly used for 120V overhead services such as residential service drops, street lighting, outdoor lighting, and temporary power supplies for construction sites. Built to withstand up to 600V, its black cross-linked polyethylene (XLP) insulation offers excellent resistance to UV rays, weathering, and abrasion.
4 Prawn Aluminum Conductor Triplex Overhead Service Drop Cable
4 Prawn Triplex Aluminum Overhead Service Drop Cable is built for durable, efficient overhead power distribution in residential, commercial, and temporary construction environments. It consists of two insulated phase conductors and one bare AAAC (All-Aluminum Alloy Conductor) messenger, which serves both as the neutral conductor and as mechanical support. Designed for 120/240V single-phase overhead services, it operates at voltages up to 600V and can withstand harsh outdoor conditions. The black cross-linked polyethylene (XLP) insulation offers excellent resistance to sunlight, moisture, and abrasion.
4 Whelk Triplex Aluminum Conductor Triplex Overhead Service Drop Cable
4 Whelk Triplex Aluminum Overhead Service Drop Cable is designed for dependable power distribution in residential, commercial, and temporary service applications. It consists of two insulated phase conductors and one bare ACSR (Aluminum Conductor Steel Reinforced) messenger that functions as both a neutral conductor and a support strand. This cable is ideal for 120/240V single-phase overhead service and operates at voltages up to 600V. The black cross-linked polyethylene (XLP) insulation provides exceptional resistance to sunlight, abrasion, and moisture, making it suitable for long-term outdoor use.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 wires and 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
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Efficient Logistics & Timely Delivery
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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 the difference between wires and cables?
A wire is a single conductor that carries electricity, while a cable is a group of two or more insulated electrical wires bundled together. Wires and cables are used to transmit electrical power or signals, but cables provide better protection and are often used where safety and durability are critical. -
How do I choose the right electrical cable for my project?
When selecting an electrical cable, consider the required voltage, current capacity, installation environment, and safety standards. For example, choose power cables for high-load transmission, solar cables for photovoltaic systems, or insulated electrical wires for indoor wiring. Always ensure the cable meets international standards such as IEC, UL, or ISO. -
What are the common types of wires and cables?
Common types include bare conductor cables for overhead transmission, power cables for industrial and residential electricity supply, solar cables for renewable energy systems, insulated cables for building wiring, grounding wires for safety, and submarine cables for undersea power transmission. -
Why is testing important for electrical wires and cables?
Testing ensures wires and cables meet safety, durability, and performance standards. High-quality electrical cables undergo conductivity, insulation, fire resistance, and mechanical strength tests to guarantee reliable operation. Properly tested electrical wires reduce energy loss, prevent short circuits, and increase system safety. -
Can NPC Electric provide customized wires and cables solutions?
Yes. With over 30 years of manufacturing experience, NPC Electric offers customized wires and cables, including electrical cables and electrical wires designed to specific voltage levels, insulation types, and installation conditions. Our engineering team supports custom solutions for power transmission, industrial automation, renewable energy, and infrastructure projects worldwide.