Red and Black Cable is a two-conductor electrical cable where the red wire typically denotes the positive (+) connection, and the black wire represents the negative (–) or ground connection. The Red and Black Audio Cable from Zhejiang Zhongjing Wire & Cable Co., Ltd. is designed to deliver exceptional sound clarity and reliability for a wide range of audio systems. Manufactured with high-purity copper conductors, durable insulation, and flexible jackets, this cable ensures minimal signal loss and maximum sound fidelity. The distinct red and black color coding allows for quick and error-free installation, making it ideal for both professionals and DIY enthusiasts. Whether you need it as a standard audio cable or as red and black audio wire for custom projects, this product offers unbeatable performance and long-lasting durability.
Product Specifications
|
Conductor |
Copper (OFC/CCA) – Most common (OFC for better conductivity). Tinned Copper – Resists corrosion in humid/outdoor environments. |
|
Insulation layer |
PVC (standard), PE (higher temp), or silicone (flexible). |
|
Inner layer |
Primarily copper |
|
Outer layer |
Typically PVC (e.g., marine-grade cables with moisture-resistant jackets ) or nylon for added durability. |
|
Gauge Size |
Customizable |
|
Jacket Color |
Red and Black(dual insulation) |
Advantages
- Clear polarity identification via red/black coding, ensuring correct, error-free connections.
- Simplified installation and maintenance, even for users with basic knowledge.
- Versatile for low-voltage setups (audio, DC power, electronics, automotive).
- Cost-effective with reliable insulation preventing short circuits.
- Consistent performance in transmitting signals/current without confusion.

Customization Options
We can tailor the Red and Black Audio Cable to your exact needs:
- Conductor material and gauge size
- Jacket material and thickness
- Printing logo, length markers, or brand name
- Shielding options for noise reduction
- Packaging formats (coil, reel, or retail box)
- Pre-terminated connectors for quick installation
Product Application
The Red and Black Audio Cable is ideal for:
- Home theater speaker connections
- Professional stage audio setups
- Car audio system wiring
- PA systems and broadcast installations
- DIY speaker building projects
- Any application requiring Red and Black Audio Wire for clear polarity marking
Quality Control & Certifications
At Zhejiang Zhongjing Wire & Cable Co., Ltd, every cable undergoes strict testing to ensure it meets international standards:
- Electrical Testing – Resistance, conductivity, and continuity checks
- Mechanical Testing – Flexibility, tensile strength, and jacket durability
- Environmental Testing – Heat, cold, and humidity resistance
- Certified to CE, RoHS, and ISO9001 standards
Packaging, Logistics & Transportation
We offer multiple packaging options including plastic reels, paper spools, shrink wrap, or custom retail boxes. Each cable is securely packed to prevent damage during transportation. With our strong logistics network, we ensure fast, safe, and on-time delivery to any destination worldwide.
After-Sales Service
Our professional after-sales team guarantees:
- Technical guidance and installation support
- Replacement or repair for manufacturing defects
- Fast response to inquiries and feedback
- Long-term partnership support for bulk buyers


FAQ
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