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LGJ Aluminum Conductor Steel Reinforced (ACSR) Bare Overhead Conductor

LGJ Aluminum Conductor Steel Reinforced (ACSR) Bare Overhead Conductor is designed for reliable overhead power transmission and distribution in utility, industrial, and infrastructure projects. Featuring stranded aluminum conductors and a galvanized steel core, the conductor provides stable electrical performance, mechanical strength, and reliable sag characteristics in demanding aerial applications. It is suitable for 110-500kV overhead transmission lines, urban and rural distribution networks, existing line renovation, and other installations requiring dependable and economical overhead conductors.

Industry Approvals:
GB 1179-83 / GB/T 1179-2008
GB/T 17048 ; GB/T 3428
IEC 61089 / ASTM B232
CE / RoHS / CCC
UL 
VDE
Availability:
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PARAMETER SPECIFICATION
Conductor Material Aluminum + Galvanized Steel
Insulation Material N/A – Bare Conductor
Working Temperature 70°C / 158°F
Cable Type ACSR Bare Overhead Conductor
Core Options Single Conductor / Bundled Conductors
Conductor Size 10/2-500/65mm²**
Insulation Color N/A – Bare Conductor
Steel Core G1A / G1B / G2A / G2B / G3A
Installation Method Tension Stringing / Overhead Lines
Conductor Structure Aluminum Strands + Galvanized Steel Core
Aluminum Grade L / LY9
Corrosion Protection Standard Galvanized / F-Type Grease
Minimum Bending Radius ≥15×OD
Specification ACSR Bare Overhead Conductor
*Data provided on this page is subject to change based on different manufacturers' variances.

**For exact purchasing specifications, the actual conductor cross-sectional area in mm² should be confirmed according to the available cable size.


Overhead Conductor Comparison

Feature LGJ JL/G1A
Structure ACSR ACSR – Current Standard
Core Galvanized Steel Galvanized Steel
Conductivity ≥61% IACS Aluminum ≥61% IACS Aluminum
Corrosion Resistance ★★☆☆☆ ★★☆☆☆
Fatigue Resistance ★★★☆☆ ★★★☆☆
Temperature Rating 70°C 70°C
Sag Performance Good Good
Main Advantage Existing Line Compatibility New-Line Standardization
Typical Application Line Renovation / Maintenance New Transmission Lines


Customization Service

We provide flexible OEM customization services, including cable size, core count, conductor structure, insulation and sheath materials, color, length, and packaging. Custom marking options include surface printing, indent printing, logos, icons, branding, and sequential marking to meet project-specific identification, traceability, and branding requirements.


Our cable products serve a wide range of applications, including power grids, industrial projects, buildings, municipal works, and transportation infrastructure, while we also supply complementary products such as cable accessories, electric power fittings, high- and low-voltage switchgear, and transformers.


电网输配电工程应用 Power Grid Transmission & Distribution Application
工业项目应用

Industrial Project Application

公共民生工程应用

Public Livelihood Project Application

海外工程与外贸成套项目应用 Overseas Project & Turnkey Export Application
交通基础设施应用 Transportation Infrastructure Application
建筑与市政工程应用 Building & Municipal Engineering Application



With over 20 years of experience exporting cables and complementary electrical products, Yaogu serves customers across global markets. Each order is securely coiled, reinforced, and packed according to the cable type and shipping requirements, helping protect the products during handling, container loading, and long-distance transportation. From export-ready packaging to organized shipment, we support safe and reliable delivery worldwide.


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A How do I choose between LGJ and JL/G1A?
Q
Choose LGJ mainly for existing line replacement, maintenance, and projects based on legacy specifications. Choose JL/G1A for new transmission and distribution projects requiring the current standard and standardized procurement.
Q What cable solutions does Yaogu provide?
A Yaogu supplies cable products for power transmission and distribution, industrial projects, buildings, municipal engineering, transportation infrastructure, and overseas turnkey projects. We can recommend suitable specifications according to the application, voltage level, installation environment, and local project requirements.
Q Does Yaogu only supply cables?
A No. Cables are one of our core product categories, but we also supply cable accessories, electric power fittings, high- and low-voltage switchgear, transformers, distribution boxes, circuit breakers, and other complementary electrical products. This allows customers to simplify procurement by sourcing multiple products from one supplier.
Q Can cable specifications be customized?
A Yes. We provide OEM customization for cable size, number of cores, conductor structure, insulation and sheath materials, color, length, and packaging. Custom production is arranged according to the customer’s technical specifications and project requirements.
Q What cable marking options are available?
A We support surface printing, indent printing, logos, icons, brand names, and sequential marking. Cable markings can be customized to show specifications, manufacturer information, meter numbers, project codes, or other required identification.
Q What information should I provide when requesting a quotation?
A Please provide the cable type, rated voltage, conductor material, cross-sectional area, number of cores, insulation and sheath materials, required standard, order quantity, cable length, application, and destination country. Drawings, specification sheets, or tender documents can also help us prepare a more accurate quotation.
Q Can you manufacture cables according to specific standards?
A Yes. Products can be manufactured and inspected according to the applicable technical standards and the requirements confirmed for each order. Please inform us of the required standard, certification, testing, or documentation when submitting your inquiry.
Q How does Yaogu control product quality?
A Quality control covers raw material selection, production processing, in-process inspection, and finished-product testing. Yaogu operates standardized production facilities equipped with automated machinery and professional testing instruments to help ensure stable performance and consistent product quality.
Q How are cables packed for international shipping?
A Cables can be supplied in coils, reels, drums, or other suitable packaging according to their size, length, and transportation requirements. Each shipment is securely packed and reinforced to help protect the products during handling, container loading, and long-distance transportation.
Q Does Yaogu have experience with international projects?
A Yes. Established in 2004, Yaogu has more than 20 years of experience in electrical products and international trade, serving customers across global markets. Our team supports product selection, specification confirmation, custom production, quality inspection, export packaging, shipping coordination, technical documentation, and after-sales service.
One-Stop Electrical Power Products
Founded in 2004, Tangshan Yaogu specializes in the manufacturing and supply of electrical equipment, including cables, distribution boxes, circuit breakers, and complete electrical accessories.

With advanced production facilities, strict quality control, and integrated R&D, manufacturing, and service capabilities, we provide reliable electrical solutions for industrial, construction, and infrastructure projects worldwide. Committed to quality, innovation, and long-term partnerships, we deliver high-performance products and professional support to global customers.
Manufacturing Strength
  • 20+
    Years of Experience
  • 100+
    Countries Served
  • 40000
    Production Base
Inside Our Manufacturing Facility
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WhatsApp:19322850191
Add: No. 1003, Building 1, Qingke Garden, Longrenli, High-Tech Industrial Development Zone, Tangshan City, Hebei Province, China

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