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Premium Rated Circuit Breaker - 40A
Premium Rated Circuit Breaker - 40A
SKU:CBP40
In stock
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Premium Rated Circuit Breaker - 40A
📝 Heavy Duty Premium Circuit Breaker – 40A
Introducing the ultimate heavy duty circuit breaker for unrivalled power protection! The Heavy Duty Premium 40A Circuit Breaker offers top-tier performance, reliability, and safety across 12v–48v DC systems. Built for demanding automotive, marine, and industrial environments, this ignition-protected breaker combines superior current protection with exceptional durability and reset functionality.
Engineered for consistent performance, it meets rigorous international standards, providing long-term reliability in all conditions.
⭐ High-Quality Performance
• Heavy duty construction – ensures reliable protection for high-current applications.
• Wide voltage compatibility – rated up to 48v DC for 12v, 24v, 36v, and 48v systems.
• Exceptional temperature resistance – maintains performance in extreme conditions.
• Ignition protected – safe for enclosed or marine use.
• Manual resettable – simple push-button operation for quick recovery.
• Dual-purpose functionality – use as both a breaker and isolation switch.
• Surface mount housing – easy to install and vibration resistant.
• Available in 30–150A models – choose the right rating for your setup.
⚙️ Key Features
• Standards compliant – meets SAE J553, SAE J1625, and ABYC-E11 requirements.
• IP67 waterproof protection – dustproof and waterproof design ensures durability.
• Ignition protected – certified to SAE J1171 and UL1500 standards for safety.
🔬 Testing Performed
• 200% current inspection – every unit tested for consistent electrical performance.
• Corrosion resistance – passes 96-hour salt-spray test.
• High torque tolerance – withstands over 10kg·f torque.
• Durability tested – exceeds 10,000 mechanical cycles for longevity.
🧾 Safety Certification
• Electrical certification: UL approved.
• Environmental compliance: RoHS standard.
🔌 Versatile and Reliable
• Suitable for cars, trucks, caravans, RVs, construction vehicles, and marine systems.
• Designed for agricultural, off-grid, and heavy-equipment applications.
⚡ Optional Power Range
• Available in current ratings from 30A–150A.
• Maximum capacity as specified on each unit.
🧰 Installation Difficulty
🟢 1/5 (Easy) – simple surface mount installation with manual reset.
📊 Specifications
| Specification | Detail |
|---|---|
| Current Rating | 40A (optional 30A–150A available) |
| Voltage Range | 12v–48v DC |
| Type | Manual Reset Circuit Breaker |
| Mounting Type | Surface Mount |
| Ingress Protection | IP67 |
| Protection | Ignition Protected |
| Certifications | UL, SAE J553, J1625, J1171, ABYC-E11, RoHS |
| Material | Copper Internals |
| Applications | Automotive, Marine, Agricultural, Caravan, Off-grid |
📦 What’s Included
• 1 × Heavy Duty Premium 40A Circuit Breaker with Manual Reset
Our Commitment
At Campervan Builders, our commitment is simple: we only supply quality campervan, caravan, motorhome, and RV parts that we’ve personally tested in real off-grid conditions. From interior LED lighting to Starlink 12V conversion kits, every product is chosen for reliability, durability, and ease of installation. We back this with fast shipping Australia-wide, friendly support, and honest advice to help DIY builders and professionals alike. When you shop with us, you’re choosing proven gear that keeps you connected and comfortable on every adventure.