ARB - Auxiliary Battery Kit With 12" Battery Box With Wiring Loom & BCDC1225D

The ARB Auxiliary Battery Kit provides a complete dual-battery management system designed to keep your accessories powered, even when the vehicle is switched off. Perfect for touring, off-road and remote travel, this all-in-one kit combines a heavy-duty battery box, precision-engineered mounting tray, full wiring loom and the advanced Redarc BCDC1225D charger — ensuring reliable, efficient power delivery in all conditions.

Developed for demanding 12-volt applications, the ARB kit allows safe, controlled charging from both the vehicle alternator and solar input. The Redarc BCDC1225D smart charger automatically selects the best available power source, optimising charging performance and maintaining battery health. The unit is fully sealed, fan-free and built to withstand water, dust and vibration — ideal for off-road environments.

The compact 10" battery box and purpose-built tray offer secure mounting and cable management, while the pre-terminated loom simplifies installation and reduces setup time. Designed to integrate seamlessly with ARB accessories and vehicle-specific setups, this kit delivers dependable, long-term power for fridges, lights, compressors, and other 12-volt equipment.

Key Features:

• Complete dual-battery management system including battery box, tray, loom and charger.

• Redarc BCDC1225D smart charger automatically switches between alternator and solar input.

• 25-amp charging capacity with fully sealed, fan-less design for harsh off-road use.

• Maintains and protects auxiliary batteries for extended service life.

• 12" compact battery box with secure mounting tray and quality hardware.

• Pre-assembled wiring loom for fast, reliable installation.

• Compatible with AGM, gel, calcium, lithium and standard lead-acid batteries.

• Ideal for powering ARB fridges, lighting systems, air compressors and other 12-volt accessories.

• Corrosion-resistant finishes and robust construction for long-term durability.

Engineered for efficiency, simplicity and reliability, the ARB Auxiliary Battery Kit with BCDC1225D ensures your essential gear stays powered wherever the journey takes you.