Description
Product Overview
The QWORK Copper Battery Cable is engineered for high‑performance power delivery in demanding automotive and renewable energy applications. Constructed from pure oxygen‑free copper wiring, the three‑strand design offers superior conductivity and reduced resistance. Each cable measures 3 feet in length, finished in a vibrant red color, and features a 105°C flame‑retardant outer skin that is wear‑resistant, waterproof, moisture‑proof, and heat‑insulating. The package includes 5/16″ ring terminals on both ends for a secure, hassle‑free connection.
Usage
Designed for heavy‑duty vehicles, solar energy installations, motorcycles, RVs, lawn equipment, and inverter batteries, this cable excels in environments where reliable power transfer is critical. Whether you are upgrading a starter battery, connecting solar panels, or replacing a worn‑out jumper cable, the QWORK copper cable provides the durability and safety needed for outdoor and high‑temperature conditions. 
Why Choose Us
QWORK combines premium materials with rigorous testing to ensure each cable meets automotive standards. The oxygen‑free copper core minimizes voltage drop, while the flame‑retardant jacket protects against accidental sparks and heat exposure. Our commitment to quality is reflected in a 4.3‑star rating from verified customers and a best‑seller rank in the automotive replacement cable category.
Key Features
- Pure oxygen‑free copper wiring for optimal conductivity
- 3‑foot length ideal for most vehicle and solar connections
- 105°C flame‑retardant, waterproof, and heat‑insulating outer jacket
- 5/16″ ring terminals for quick, secure installation
- Versatile use across automotive, marine, RV, and renewable energy systems
FAQ
What is the gauge of the copper strands?
The cable uses three 10‑gauge oxygen‑free copper strands, providing a balance of flexibility and high current capacity suitable for most starter and inverter applications.
Can this cable be used for solar panel connections?
Yes, the waterproof and UV‑resistant jacket makes it ideal for outdoor solar installations, ensuring long‑term performance even in harsh weather.
Is the red color purely aesthetic?
The red coating helps with visual identification during installation and maintenance, reducing the chance of connecting the wrong cable.
Do I need additional tools to install the ring terminals?
No special tools are required; a standard wrench or socket set will securely tighten the 5/16″ ring terminals to the battery posts.
What is the warranty period?
QWORK offers a one‑year limited warranty covering material defects and workmanship, giving you confidence in the product’s durability.





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