Description
Product Overview
The Q L Enterprises 4 AWG Copper Battery Cable is engineered for professional and DIY automotive enthusiasts who demand a robust, flexible power link. Constructed from high‑conductivity copper, the 60‑inch length provides ample reach for most vehicle battery installations. The cable’s red jacket is formulated to resist heat up to 105 °C (dry) and is both oil‑ and flame‑resistant, meeting UL listing and ASTM B‑172 standards. One end terminates with a 5/16‑inch stud lug, the opposite with a 3/8‑inch stud lug, each protected by heat‑shrink tubing for added durability.
Usage
Designed for starter battery cables, jumper leads, and replacement switch‑to‑starter applications, this wire excels in high‑current scenarios such as engine cranking, heavy‑duty towing, and off‑road vehicle setups. Its flexibility allows easy routing through tight engine bays, while the heat‑resistant jacket safeguards against the elevated temperatures common in performance engines. Ideal for mechanics, race teams, and owners of trucks, SUVs, and classic cars seeking a reliable, long‑lasting connection.

Why Choose Us
Q L Enterprises combines decades of electrical manufacturing expertise with rigorous quality control. Every cable undergoes UL testing and conforms to ASTM B‑172, guaranteeing consistent conductivity and safety. The dual‑stud lug design simplifies installation, reducing the need for additional adapters. Our heat‑shrink ends protect against abrasion and corrosion, extending service life even in harsh automotive environments.
Key Features
- 4 AWG ToughFlex ultra‑flexible copper conductor for high current flow
- Heat‑resistant red jacket rated to 105 °C (dry) for demanding engine bays
- 5/16‑inch and 3/8‑inch stud lugs with heat‑shrink protection for secure, corrosion‑free connections
- UL listed and ASTM B‑172 compliant, meeting industry safety standards
- Oil and flame resistant construction ensures reliability in extreme conditions
FAQ
What gauge is the cable and why is it important?
The cable is 4 AWG, providing low resistance and high current capacity, essential for reliable starter and jumper performance.
Can this cable be used for marine applications?
Yes, its oil‑ and flame‑resistant jacket and UL listing make it suitable for marine environments, provided it is installed with appropriate marine‑grade connectors.
How do I install the stud lugs?
Strip the cable end, slide the lug onto the exposed conductor, crimp securely, and then apply the heat‑shrink tubing using a heat gun to seal the connection.
Is the red color purely aesthetic?
No, the red jacket includes heat‑resistant compounds that help the cable maintain flexibility and durability at elevated temperatures.
What is the warranty on this product?
Q L Enterprises offers a one‑year limited warranty covering manufacturing defects and material failures under normal use.




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