3B&S (26mm²) Red Single Core Automotive Cable per Metre

Premium High-Current Power Cable for 12V, 24V and 48V DC Systems

The 3 B&S Red Single Core Automotive Cable is designed for high-performance automotive, marine, caravan, RV, off-grid, industrial, and battery storage applications where dependable power delivery is critical. Manufactured using high-conductivity oxygen-free annealed copper, this heavy-duty cable provides efficient current transfer with minimal voltage drop, helping maximise the performance of modern DC electrical systems.

Featuring a flexible multi-strand copper conductor and durable red PVC insulation, this automotive cable is built to handle demanding operating environments while remaining easy to install. The bright red insulation allows for quick positive circuit identification, making it ideal for battery connections, charging circuits, inverter installations, and other high-current applications requiring clear polarity recognition.

Designed for Demanding Automotive and Off-Grid Applications

Whether you're installing a dual battery setup, connecting a high-power inverter, upgrading a solar charging system, or wiring a large battery bank, this 3 B&S single core automotive cable delivers the conductivity and durability needed for reliable long-term operation. Its larger conductor size helps reduce voltage loss over extended cable runs, improving charging efficiency and overall system performance.

• High-conductivity oxygen-free annealed copper conductor
• Red PVC insulation for easy positive cable identification
• Excellent flexibility for simplified installation
• Suitable for 12V, 24V and 48V DC electrical systems
• Resistant to oil, fuel, abrasion, and harsh operating conditions
• Ideal for high-current battery, inverter, and charging circuits

Minimise Voltage Drop and Maximise Efficiency

Using the correct cable size is essential in low-voltage DC systems where voltage drop can significantly impact performance. This heavy-duty 3 B&S automotive cable is an excellent choice for long cable runs, dual battery wiring, solar battery bank connections, inverter power cables, and DC-DC charger installations. The low-resistance copper conductor helps maintain system efficiency, reduces heat generation, and supports reliable operation under heavy electrical loads.

Unlike lower-quality alternatives that may use inferior materials, this automotive-grade copper cable is engineered to provide superior durability and conductivity. It is ideally suited to harsh Australian conditions and applications where consistent performance and long service life are essential.

Common Applications

• Dual battery systems and battery isolator wiring
• DC-DC charger and battery charger installations
• Inverter and battery bank connections
• Solar panel and charge controller cabling
• Alternator charging circuits and power distribution systems
• Winch, compressor, and auxiliary power wiring
• Caravan, motorhome, camper trailer, and RV electrical systems
• Marine, off-grid solar, and industrial DC applications

Installation Recommendations

For optimal performance, ensure cable sizing is suitable for the intended current load and cable length. Use high-quality crimp lugs and terminals to achieve secure low-resistance connections. Where cables are routed through chassis rails, bulkheads, or exposed areas, protective conduit and appropriate cable supports should be used to enhance durability and safety.

Power Your Project with Professional-Grade Cable

Choose 3 B&S Red Single Core Automotive Cable per metre for reliable high-current performance, outstanding flexibility, and long-lasting durability. Perfect for caravan, RV, marine, off-grid, industrial, 4WD, and battery storage installations, this premium cable helps ensure efficient power delivery throughout your electrical system. Order today and upgrade your setup with trusted automotive-grade wiring designed to perform.