Ningbo Suntech Power Machinery Tools Co.,Ltd.
                                                                                                           
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Heavy-Duty 508 Series Stringing Block For Power Line Construction

Price Negotiable
Price: Negotiation
MOQ: 1 PCS
Delivery Time: 3-7days
Brand: Suntech
Product Description

Heavy-Duty 508 Series Stringing Block For Power Line Construction


The ​​508 Series Stringing Block​​ is a professional-grade tool designed for power line construction, maintenance, and conductor stringing operations. Engineered for durability and efficiency, this stringing block ensures smooth cable and wire rope handling during transmission and distribution line installations.


​​Key Features & Benefits:​

  • ​​Heavy-Duty Construction​​ – Made from high-strength galvanized steel or lightweight aluminum for long-term reliability.
  • ​​Ball Bearing Sheave​​ – Reduces friction, allowing smooth conductor movement and minimizing wear.
  • ​​ANSI Compliance​​ – Meets industry standards for safety and performance in power line applications.
  • ​​Corrosion-Resistant Finish​​ – Zinc-plated or anodized coating for extended service life in harsh environments.
  • ​​Multiple Sheave Options​​ – Available in single, double, or triple sheave configurations for different cable types.
  • ​​Quick-Release Hook​​ – Enables fast attachment and removal from support structures.
  • ​​High Load Capacity​​ – Rated for conductors, OPGW, ADSS, and other utility cables.


​​Applications:​

  • ​​Transmission Line Construction​​ – Stringing conductors and ground wires.
  • ​​Distribution Line Work​​ – Installing new cables or replacing old ones.
  • ​​OPGW & ADSS Installation​​ – Fiber optic cable deployment.
  • ​​Maintenance & Repair​​ – Used in live-line work and emergency restoration.
  • ​​Railway & Telecom Cabling​​ – Overhead wire installations.


​​Available Models:​

  • ​​Single Sheave (508-S)​​ – Basic model for standard conductor stringing.
  • ​​Double Sheave (508-D)​​ – For parallel conductor or OPGW installation.
  • ​​Triple Sheave (508-T)​​ – Heavy-duty use with multiple cables.
  • ​​Insulated Version (508-I)​​ – For live-line work up to 36kV.
  • ​​Custom Configurations​​ – Special sizes and materials available.


​​Why Choose the 508 Series?​

  • ​​Proven Reliability​​ – Used by utility companies worldwide.
  • ​​Low Maintenance​​ – Sealed bearings prevent dirt and moisture ingress.
  • ​​Safety Certified​​ – Tested for load capacity and durability.
  • ​​Easy to Transport​​ – Compact design with carrying handle.
  • ​​Long Service Life​​ – Resistant to abrasion and UV degradation.


Item number Model Number of sheaves Rated load (kN)  Weight (kg)  Features
10101  SHD508  1  20  18 Rubber lined aluminium sheave

10102

 SHS508 40  61 

Middle:Cast steel sheave

Conductor:Rubber lined aluminium sheave

10103  SHW508 60 93 

Middle:Cast steel sheave

Conductor:Rubber lined aluminium sheave

10104/10104A  SHDN508  1 20  16  MC nylon sheave
10105  SHSLN508 40  47 

Middle:MC nylon sheave

Conductor:Rubber lined aluminium sheave

10106  SHWLN508 60  79 

Middle:MC nylon sheave

Conductor:Rubber lined aluminium sheave

10107/10107A  SHSQN508 40  38  MC nylon sheave
10108/10108A SHWQN508 5 60 70 MC nylon sheave


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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Ningbo Suntech Power Machinery Tools Co.,Ltd.
Location NO.56,Xiwu Street,Fenghua District,Ningbo,Zhejiang,China 315505
Contact Person Peter Mao

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