4 B&S Battery Cable 20.26mm² 135A Australian Made – Red or Black

4 B&S Battery Cable 20.26mm² – 135A Australian Made Single Core Cable

Power your 12V or 24V electrical system with premium 4 B&S Battery Cable, designed for high-current automotive, 4WD, caravan, marine, solar and dual battery applications.

Proudly Australian Made from 99.98% oxygen-free copper, this heavy-duty 20.26mm² single core battery cable provides excellent conductivity, low electrical resistance and reliable power transfer in demanding DC electrical systems.

Rated up to 135 amps at 30°C, 4 B&S cable is an excellent choice for dual battery systems, DC-DC chargers, auxiliary batteries, inverters, battery boxes, caravan electrical systems and off-grid power installations.

The flexible conductor is manufactured using 252 strands of 0.32mm copper, making the cable easier to bend and route through engine bays, vehicle canopies, caravans and electrical enclosures. Heavy-duty V90 PVC double insulation provides excellent resistance to heat, abrasion and mechanical wear.

Available in Red or Black and supplied per metre or in 10m and 30m lengths.

⭐ Key Benefits

• 135A current rating – suitable for demanding 12V and 24V DC electrical systems
• 20.26mm² / 4 B&S cable size – ideal for battery, charging and auxiliary power installations
• 99.98% oxygen-free copper – provides excellent conductivity and helps minimise voltage drop
• 252-strand flexible conductor – easier to bend, route and terminate
• V90 PVC double insulation – provides excellent heat, abrasion and mechanical protection
• AS/NZS 3808 compliant
• AS/NZS 1125 compliant
• Australian Made for dependable quality and performance
• Available in Red and Black for easy polarity identification
• Supplied per metre, 10m or 30m lengths

🔋 Ideal for Dual Battery, 4WD & Caravan Wiring

This 4 B&S single core battery cable delivers reliable high-current power transfer between batteries, chargers and electrical equipment while helping reduce resistance and unwanted voltage drop.

Common applications include:

• 4WD dual battery systems
• Caravan electrical systems
• Camper trailer wiring
• Auxiliary battery installations
• Lithium battery systems
• AGM battery systems
• DC-DC battery chargers
• Inverter installations
• Solar battery systems
• Battery boxes
• Marine electrical systems
• Canopy and touring setups
• Off-grid power systems
• 12V and 24V DC installations

⚙️ Flexible & Easy to Install

The fine-strand copper construction gives this 4 B&S automotive battery cable excellent flexibility, making it easier to route through vehicles, caravans, canopies and confined installation areas.

Installation Difficulty: 🟢 1/5 – Easy

For best performance, always select cable size according to expected current draw, total circuit length and acceptable voltage drop.

🔍 Product Features

• 4 B&S single core battery cable
• 20.26mm² nominal conductor area
• Rated up to 135A at 30°C
• 99.98% oxygen-free copper conductor
• 252 × 0.32mm copper strands
• V90 PVC double insulation
• RoHS compliant
• AS/NZS 3808 compliant
• AS/NZS 1125 compliant
• Approx. 8.3mm outside diameter
• Available in Red or Black
• Australian Made
• Sold by selected length