2Pcs 30 Amp Auto-Reset Circuit Breaker with Cover – Universal
2Pcs 30 Amp Auto-Reset Circuit Breaker with Cover – Universal
2-Pack Automatic Reset Circuit Breaker – 30 Amp with Protective Cover
Never deal with a blown fuse again! This 2-pack of 30-Amp automatic reset circuit breakers is engineered for reliable overload and short-circuit protection across a wide range of 12V/24V DC applications. Compact, durable, and CE-certified, these breakers are a smart upgrade for any vehicle or marine electrical system.
Made in Mainland China.
Key Features
- 🔴 Red Protective Cover: Includes a rugged red cover that shields the breaker from moisture, dust, and accidental contact — providing added waterproofing and safety.
- ⚡ Automatic Reset Function: When a circuit overload or short circuit is detected and temperature rises beyond the threshold, the breaker trips and then automatically resets once conditions return to normal — no manual intervention needed.
- 🔧 Compact & Easy to Install: Measures just 5 × 3.2 × 2 cm, making it easy to mount in tight engine bays, fuse panels, or under-dash locations. Designed to withstand both high and low temperature extremes.
- 🚗 Universal Compatibility: Suitable for cars, trucks, SUVs, RVs, boats, yachts, marine vessels, battery chargers, and mechanical equipment — virtually any 12V or 24V DC circuit requiring overload protection.
- 🛡️ Durable ABS Housing: Rust-proof, impact-resistant plastic construction ensures long-lasting performance even in demanding environments.
- ✅ CE Certified: Meets EU Low Voltage Directive standards (below 50V AC or 75V DC).
Specifications
| Rating | 30 Amperes |
| Material | ABS Plastic |
| Color | Red |
| Dimensions | 5 × 3.2 × 2 cm |
| Certification | CE |
| Voltage Range | Below 50V AC / 75V DC |
| Battery Included | No |
What's in the Box
- 2 × Automatic Reset Circuit Breakers
- 4 × Copper Tube Terminals
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Frequently Asked Questions
Q: How does an automatic reset circuit breaker work?
A: An automatic reset circuit breaker monitors current flow in a circuit. When an overload or short circuit causes excessive heat, a thermal element trips the breaker, cutting power. Once the breaker cools down to a safe temperature, it automatically resets and restores power — eliminating the need to manually replace fuses or flip a switch.
Q: What vehicles or applications are these circuit breakers compatible with?
A: These 30-amp breakers are designed for universal use across 12V and 24V DC electrical systems. They are suitable for cars, trucks, SUVs, RVs, boats, yachts, marine vessels, battery chargers, and various mechanical or electrical equipment requiring overload protection within the low-voltage range (below 50V AC / 75V DC).
Q: Do these circuit breakers come with everything needed for installation?
A: Yes! Each set includes 2 automatic reset circuit breakers and 4 copper tube terminals, giving you the hardware needed for a secure, corrosion-resistant electrical connection right out of the box.
Q: Are these breakers waterproof?
A: The included red protective cover provides a degree of water resistance, helping to shield the internal components from moisture and environmental exposure. They are designed for reliable performance in a variety of conditions, though it is recommended to mount them in a protected location whenever possible for optimal longevity.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.