4 Gauge Black 100' Tinned OFC Oxygen Free Copper Power Cable
Best high-performance power cable for custom car audio system builds.
This 4 AWG power cable from Sundown Audio is engineered for high-performance car audio systems, providing a reliable electrical backbone. It features fully tinned Oxygen Free Copper (OFC) conductors to resist corrosion and ensure longevity. The extremely flexible PVC jacket simplifies routing through tight spaces, making installation easier. Supplied on a 100-foot spool, this cable offers ample length for comprehensive system builds where quality cabling is paramount for optimal audio performance.
$295.99
Owner Satisfaction
4.7
/ 5
Category Rank
236
/ 5745
#236 in Audio & Video Cables
Price vs Category Average
-45%
Below average
Cable Size
4
/ AWG
Who it's for
- Car audio enthusiasts living in humid or coastal climates
- Audiophiles demanding consistent power for high-performance amplifier setups
- Professional installers managing multiple large-scale wiring projects
Who should skip it
- Budget-conscious builders prioritizing lower upfront material costs
- DIYers working within cramped or complex vehicle interior spaces
- Casual hobbyists lacking dedicated storage for large bulk spools
Performance breakdown
Conductivity Efficiency
Oxygen-free copper ensures minimal resistance for high-current audio demands.
Corrosion Resistance
Tinned coating provides a robust shield against harsh automotive environments.
Installation Flexibility
High strand count allows for effortless routing through tight vehicle panels.
Signal Integrity
Premium material composition prevents power drops during heavy bass transients.
Build Durability
Rugged PVC jacket withstands heat and vibration for long-term reliability.
System Scalability
The 100-foot spool provides enough length for complex, multi-amplifier setups.
Key Specs
Cable Size
4 AWG
Spool Length
100 FT
Conductor Material
Silver Tinned OFC Copper
Strand Count
2058 Strands
Insulation Material
Flexible PVC
Cable Type
Power Cable
Compatible Grinder Size
#12
Compatible Grinder Model
LEM Products Grinders
Features
- Prevents corrosion with tinned OFC copper.
- Simplifies routing with a flexible PVC jacket.
- Designed for demanding car audio.
- High strand count for superior conductivity.
- Silver color complements amplifier aesthetics.
What customers say
Customers consistently praise the Sundown Audio 4 gauge cable for its exceptional quality and dependable performance. The tinned oxygen free copper construction is frequently noted for providing excellent conductivity, ensuring strong power transfer without noticeable voltage drop. This cable is regarded as a superior value, offering professional grade materials and accurate gauge thickness often absent in competing products. It stands out as a reliable choice for audio enthusiasts prioritizing longevity and robust power handling.
Know before you buy
Tinned copper is coated with a thin layer of tin to prevent oxidation and corrosion. This is particularly important in automotive environments where moisture and temperature fluctuations can degrade bare copper over time, ensuring your connection remains conductive for years.
Yes, the cable features a highly flexible PVC jacket designed specifically for automotive installations. Its high strand count further enhances its pliability, making it much easier to maneuver around corners and through tight spaces compared to stiffer, lower-strand cables.
This cable consists of 2,058 individual strands. A higher strand count increases the surface area of the conductor, which improves overall conductivity and significantly enhances the cable's flexibility.
Absolutely. This cable is engineered specifically for demanding car audio systems that require a reliable, high-current electrical backbone. Its Oxygen Free Copper (OFC) construction ensures minimal resistance and maximum power delivery to your amplifiers.
The silver appearance is a result of the tin plating process used to protect the copper. While it provides a clean, professional aesthetic that complements modern amplifier installations, its primary function is to prevent corrosion and maintain long-term signal integrity.
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