Designed as a reusable alternative to disposable fuses, our 30A Waterproof Manual Reset Circuit Breaker delivers reliable overcurrent and overload protection for electrical systems in automotive, marine, RV, and off-road applications. Featuring an IP67-rated sealed housing, it effectively blocks water, dust, and corrosion, making it suitable for harsh environments like engine bays, boat decks, and outdoor vehicle setups.
Ideal for protecting accessories such as LED light bars, car audio systems, solar inverters, bilge pumps, and auxiliary batteries, this circuit breaker automatically trips when current exceeds 30A (preventing wire overheating or equipment damage) and can be reset manually via the red push-button—no need to replace fuses repeatedly. Its flame-retardant ABS housing and tinned copper terminals ensure long-term durability against temperature fluctuations, chemicals, and vibration.
Ideal for protecting accessories such as LED light bars, car audio systems, solar inverters, bilge pumps, and auxiliary batteries, this circuit breaker automatically trips when current exceeds 30A (preventing wire overheating or equipment damage) and can be reset manually via the red push-button—no need to replace fuses repeatedly. Its flame-retardant ABS housing and tinned copper terminals ensure long-term durability against temperature fluctuations, chemicals, and vibration.
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Parameter
| Rated Current | 30A (other options: 20A/40A/50A are also available) |
| Rated Voltage | DC 12V-48V (mainly compatible with 12V/24V automotive circuits) |
| Interrupt Rating | 2.5KA @ 12Vdc |
| Main Body Material | Flame-retardant ABS plastic + transparent dustproof & waterproof cover |
| Terminals | Gold-plated/nickel-plated copper terminals for high conductivity |
| Protection Rating | IP66 (waterproof and dustproof, excluding the terminal area) |
| Reset Method | Manual reset, equipped with a red reset button and status indicator lever |
| Operating Temp. | -40°C ~ 85°C (-40°F ~ 185°F) |
Why This Outperforms Competitors?
Durable Construction - The flame-retardant ABS housing and sealed design offer better longevity than basic plastic fuse holders.
Visual Status Indicator - The red lever clearly shows whether the circuit is active or tripped, reducing diagnostic time.
Cost Efficiency - Reusable design eliminates recurring expenses for disposable fuses, providing long-term savings.
Versatile Mounting - The integrated bracket and compact footprint simplify installation in tight spaces, unlike bulkier competitors.
Superior Conductivity - Gold-plated terminals resist corrosion and maintain low resistance, ensuring consistent performance even in harsh conditions.
Key Advantages
Reusable Protection: Eliminates the need to replace disposable fuses, saving maintenance costs and reducing downtime.
Manual Reset Function: Features a visible red reset button and indicator lever, allowing quick recovery after a fault is resolved.
IP66 Dust & Water Resistance: The transparent, sealed cover protects internal components from moisture and debris, suitable for harsh automotive and marine environments.
Wide Voltage Compatibility: Works with 12V–48V DC systems, making it versatile for cars, RVs, boats, and solar setups.
High Conductivity Terminals: Gold-plated copper terminals ensure low resistance and reliable electrical connections, preventing overheating.
