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In the ever-evolving landscape of industrial automation, control systems, and electrical installations, Copper Flexible Cables are the unsung heroes. Designed to carry low-voltage electrical signals and power with precision, these cables provide high conductivity, mechanical strength, and superior flexibility making them essential for dynamic and space-constrained environments.
Capital Cables is a Leading Distributor of Polycab Wires & Cables, supplying a wide range of flexible copper cables tailored to meet the demanding needs of modern industries.
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What Are Copper Flexible Cables?
Copper flexible cables are electrical conductors made of soft-annealed, multi-strand copper wires, offering high flexibility, strength, and electrical efficiency. These cables are often used in low-voltage power transmission, control systems, and applications requiring frequent movement or vibration.
Available in both single-core and multi-core variants, these cables are insulated and sheathed with specially formulated PVC compounds to resist mechanical wear, heat, and fire, ensuring safe and long-lasting performance.

Types of Copper Flexible Cables Offered by Capital Cables
1. Flexible Copper Single Core Cables
Flexible Copper Single Core Cables are specifically engineered for applications requiring high flexibility, consistent conductivity, and compact installation. These cables are ideal for low-voltage signal and power transmission, particularly in electrically dynamic environments such as motor circuits, control panels, and power transformers.
Common Applications:
These cables are widely used in a variety of critical systems, including:
- Electrical motors and motor starters
- DC power transformers and battery banks
- Industrial control and power distribution panels
- Battery interconnections in backup systems and solar setups
- Internal wiring of machines, appliances, and electronic equipment
- Grounding and bonding in complex electrical networks
Technical Overview:
- Voltage Rating: Up to 1100V, suitable for a broad range of industrial and residential systems
- Conductor: Made from 99.97% pure soft-annealed fine copper wires, offering excellent conductivity and mechanical strength
- Insulation: High-grade PVC insulation compliant with IS:694/1990, designed to withstand heat, moisture, and chemical exposure
- Size Availability: From 0.5 sq.mm to 630 sq.mm to meet varied electrical load requirements
- Compliance: ISO certified and adheres to Indian Standards for safety and performance
Key Features & Benefits:
- Superior Flexibility: Ideal for tight bends, dynamic routing, and confined spaces
- High Electrical Efficiency: Low resistance minimizes power loss during transmission
- Robust Insulation: PVC layer ensures protection against abrasion, temperature fluctuations, and corrosive substances
- Ease of Use: The soft copper core allows quick stripping and termination, reducing installation time
- Environmental Adaptability: Functions effectively in both dry and damp conditions, making it suitable for indoor and industrial use
- Durability: Long service life even in vibration-prone or high-heat settings
Flexible Copper Single Core Cables are a preferred choice for industries seeking dependable performance, ease of installation, and long-term reliability. Whether used in control systems, backup power circuits, or industrial automation, these cables deliver safe, efficient, and versatile solutions.
2. Flexible Copper Multi-Core Cables
Capital Cables’ multi-core flexible cables are engineered for applications where multiple conductors are required in a single cable making wiring compact and manageable.
Ideal for:
- Machine tools
- Electrical appliances
- Control panels
- Automation and instrumentation systems
Technical Specifications:
- Voltage Rating: 1100 V
- Conductor: Multi-strand, soft-annealed copper
- Insulation & Sheathing: High-performance PVC
- Size & Core Range:
0.5 to 4 sq.mm: Up to 61 cores
6 to 35 sq.mm: Up to 7 cores
50 to 300 sq.mm: Up to 4 cores
Standard Compliance: IS: 694/1990
Key Features:
- Color-coded cores for simplified identification and wiring
• Abrasion-resistant PVC sheathing for enhanced durability
• High dielectric strength, oxygen index, and thermal stability
• Designed for flexibility and easy insulation stripping
• Supports complex wiring without signal loss or overheating
• Resistant to oil, flame, and environmental degradation
Applications:
Flexible multi-core cables are widely used in:
- Power and signal distribution in control panels
- Electrical wiring of machines and tools
- HVAC systems, elevators, and robotic arms
- Industrial instrumentation and communication systems
Why Choose Copper for Flexible Cables?
Copper is universally recognized for its:
- High conductivity, which means lower power losses
- Mechanical strength, suitable for demanding environments
- Ductility, which allows it to bend without breaking
- Thermal resistance, making it safe in high-temperature applications
Capital Cables uses 99.97% pure bright annealed copper, ensuring not only excellent conductivity but also corrosion resistance, flexibility, and long-term durability.
Built for Safety: Fire & Environmental Resistance
Safety is a key concern in any electrical installation. Polycab flexible copper cables—distributed by Capital Cables—are constructed with fire-retardant, low smoke, and high oxygen index compounds. These materials help prevent the spread of fire and produce minimal toxic gases, ensuring safety for personnel and equipment.
Other safety highlights include:
- Temperature index above 250°C
- Low halogen emission in critical environments
- Compliance with RoHS and IS standards
Benefits of Polycab Flexible Copper Cables
- Superior Flexibility – Perfect for installations requiring movement, tight bends, or vibration resistance
- Long Service Life – Engineered for reliability in demanding conditions
- Ease of Installation – Soft, pliable conductors reduce installation time
- Versatile Applications – Suitable for everything from power supply to control wiring
- Fire Safety – High oxygen and temperature index ensures safe operation
- Cost-effective Performance – High conductivity means lower energy loss
Why Partner with Capital Cables?
Capital Cables is a Leading Distributor of Polycab Wires & Cables, and your trusted source for genuine copper flexible cable solutions.
Here’s what makes Capital Cables the preferred supplier:
- Authentic Polycab Products
- Timely Deliveries from Ready Stock
- Custom Cut-to-Length Options
- Technical Expertise & Guidance
- Competitive Pricing for Bulk & Retail
- Complete Project Support from design to implementation
Whether you’re wiring an industrial plant, constructing a commercial building, or upgrading a control panel Capital Cables ensures you get the right cable for the job, every time.
Conclusion
From machine tools to motors, control panels to transformers, Copper Flexible Cables are an essential part of any modern electrical system. With outstanding flexibility, reliable signal transmission, and built-in safety features, Polycab’s flexible copper cables distributed by Capital Cables deliver superior value across industries.
Capital Cables India offers a wide range of quality electrical products to meet the needs of industrial, commercial, and residential projects. Their cable lineup includes power, control, telephone, zero halogen, building, coaxial, communication, LT/HT XLPE, flexible, instrument signal, and special cables, along with PVC insulated winding wires, 3 core flat cables, and extension or compensating leads.
In lighting, they provide consumer, commercial, and industrial luminaires, along with area, road, bunker, downlighter, and landscape lighting. Accessories for installation and performance enhancement are also available, making Capital Cables India a trusted source for complete cable and lighting solutions.
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