Reliable power starts with safe, controlled current. The SPHERE 2 Pole DC Circuit Breaker range is built to protect your 12V and 24V power systems with precision and durability. Each breaker is engineered to meet the demands of off-grid, RV, and solar installations, providing dependable protection against overloads and short circuits without compromising performance.

Designed to handle up to 600V DC, these non-polarised breakers can be installed in either direction, making setup simple and reducing the risk of wiring errors. The robust dual-pole design offers balanced circuit control, while the DIN rail mounting system allows for fast, tidy installation inside distribution panels.

Each model in the range meets Clause 5.5.2.3 – Circuit Breakers for PV Arrays of the AS/NZS 3001.2:2022 safety standard, ensuring compliance with Australia’s latest electrical regulations for mobile and transportable energy systems. Whether you’re building a custom caravan power system or upgrading an existing off-grid setup, SPHERE breakers provide the confidence that your wiring is protected, compliant, and built to last.

Key Benefits:

• 2-Pole, 600V DC Non-Polarised design for flexible installation
• Safe for use in PV arrays, solar, and off-grid systems
• DIN rail compatible for simple, secure mounting
• Compliant with AS/NZS 3001.2:2022 safety requirements
• Durable housing and consistent trip response for long-term reliability

Applications

Ideal for:

• Caravan and RV electrical systems
• Off-grid solar installations
• Portable energy setups
• Dual-battery systems and DC distribution boards

Specifications