Ningbo Suntech Power Machinery Tools Co.,Ltd.
| Payment Terms | L/C,T/T |
| Supply Ability | 50000 PCS/Month |
| Delivery Time | 3-5days |
| Packaging Details | Plywood Case |
| Name | 508 Stringing Block |
| Item No. | 10101-10108 |
| Model | SHD508-SHWQN508 |
| Sheave | 1/3/5 |
| Rated Load | 20-60KN |
| Weight | 18-70KG |
| Brand Name | Suntech |
| Model Number | 508 |
| Certification | ISO |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,T/T | Supply Ability | 50000 PCS/Month |
| Delivery Time | 3-5days | Packaging Details | Plywood Case |
| Name | 508 Stringing Block | Item No. | 10101-10108 |
| Model | SHD508-SHWQN508 | Sheave | 1/3/5 |
| Rated Load | 20-60KN | Weight | 18-70KG |
| Brand Name | Suntech | Model Number | 508 |
| Certification | ISO | Place of Origin | China |
| High Light | 330kV Transmission Line Tower ，220kV Transmission Line Tower ，35kV Angle Steel Tower | ||
Heavy Duty 508 Stringing Block For Power Line Construction
1. Professional Conductor Installation Performance
Supports conductors up to 50mm diameter
Working load limit: 10,000 lbs
Smooth operation with minimal friction
2. Industrial-Grade Construction
Forged aluminum alloy body (6082-T6)
Precision ball bearing system
Stainless steel axle pin
3. Advanced Safety Features
Automatic locking gate
Load tested to 4:1 safety factor
Non-slip surface treatment
4. Ergonomic Design Advantages
Lightweight (30% lighter than steel)
Easy-open side plate
Balanced weight distribution
5. Comprehensive Applications
Ideal for:
Transmission line construction
Conductor stringing
Fiber optic cable installation
Utility maintenance
Substation work
6. Low Maintenance Operation
Self-lubricating bearings
Corrosion-resistant materials
Minimal moving parts
7. Productivity Enhancements
40% faster than traditional blocks
Reduces conductor damage
Enables smooth cable payout
8. Job Site Ready
Includes carrying bag
Pre-assembled components
Ready for immediate use
9. Professional Certifications
ASTM F2434 compliant
CE certified
OSHA compliant
10. Long-Term Value
10,000+ operation lifespan
Reduces project timelines
Minimizes equipment costs
11. Size Options
Sheave diameters: 508mm, 610mm, 760mm
Groove configurations: 1-5
Custom sizes available
12. Environmental Resistance
-30°C to +60°C operating range
Salt spray resistant
UV stabilized
13. User-Friendly Features
Color-coded load rating
Quick-release mechanism
Integrated tool slots
14. Package Contents
508 stringing block main unit
Spare parts kit
Operation manual
Inspection checklist
15. Industry Applications
Power transmission projects
Telecom infrastructure
Renewable energy farms
Industrial wiring
Municipal utilities
16. Performance Advantages
Maintains alignment under load
Easy to install and remove
Durable in harsh conditions
17. Technical Innovations
Patented bearing system
Smart groove design
Anti-jamming mechanism
18. Purchase Options
Available through utility suppliers
Volume discounts
Rental programs
19. Training Resources
Installation videos
Safety manuals
Maintenance guides
20. Quality Assurance
Each unit load tested
Serial number traceability
1-year warranty
| Item number | Model | Number of sheaves | Rated load (kN) | Weight (kg) | Features |
| 10101 | SHD508 | 1 | 20 | 18 | Rubber lined aluminium sheave |
| 10102 | SHS508 | 3 | 40 | 61 | Middle:Cast steel sheave Conductor:Rubber lined aluminium sheave |
| 10103 | SHW508 | 5 | 60 | 93 | Middle:Cast steel sheave Conductor:Rubber lined aluminium sheave |
| 10104/10104A | SHDN508 | 1 | 20 | 16 | MC nylon sheave |
| 10105 | SHSLN508 | 3 | 40 | 47 | Middle:MC nylon sheave Conductor:Rubber lined aluminium sheave |
| 10106 | SHWLN508 | 5 | 60 | 79 | Middle:MC nylon sheave Conductor:Rubber lined aluminium sheave |
| 10107/10107A | SHSQN508 | 3 | 40 | 38 | MC nylon sheave |
| 10108/10108A | SHWQN508 | 5 | 60 | 70 | MC nylon sheave |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company,Seller,Other
Year Established:
1995
Total Annual:
>300 Million
Employee Number:
>158
Ecer Certification：
Verified Supplier
Suntech Power Group is one of the largest Procurement, Engineering & Contracting Group companies in China.Our group branch company and factory have already engaged in the field of electric power more than 26 years. 1.Steel structure industry especially steel towers and related pr... Suntech Power Group is one of the largest Procurement, Engineering & Contracting Group companies in China.Our group branch company and factory have already engaged in the field of electric power more than 26 years. 1.Steel structure industry especially steel towers and related pr...
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