Description
Blue Sea 30A Push Button Circuit Breaker | Boat Supply Store
Protect your vessel's critical electrical circuits with this Blue Sea Systems 30 Amp thermal trip circuit breaker. Engineered for marine environments, it features a trip-free design that prevents the breaker from being held ON during a fault condition, ensuring maximum safety for systems up to 32V DC. Its ignition-protected construction makes it suitable for gasoline-powered boats, and the compact size facilitates installation in high-density electrical panels, even near areas susceptible to fuel vapor.
Key Features
- Push-button reset for instant operational restoration
- Thermal trip prevents overload damage
- Ignition protected for safe use on gasoline engines
- Trip-free design ensures reliable fault interruption
- Compact form factor ideal for panel space conservation
- #8 screw terminals for secure electrical connections
- 32V DC operational voltage compatibility
- UL 1500 certified for marine safety standards
Specifications
| Product Specifications | |
|---|---|
| Amperage | 30 Amp |
| Voltage | 32V DC |
| Trip Type | Thermal |
| Reset Type | Manual Push Button Only |
| Terminal Type | #8 Screw Terminals |
| Interrupt Capacity | 3000A @ 14.7V / 2500A @ 28V |
| Ignition Protected | Yes |
| Operating Temperature | -10°C to 60°C |
Who This Is For
Marine enthusiasts and boat owners requiring robust and safe electrical protection for their vessels, particularly those operating gasoline engines or in humid marine environments.
How It Compares
| Feature | Blue Sea 30A Push Button Circuit Breaker | Model 12003-03 |
|---|---|---|
| Amperage | 30A | 30A | 30A |
| Maximum Voltage | 32V DC | 32V DC | 12V DC |
| Reset Type | Push Button Reset Only | Requires Replacement | Push-to-Reset |
| Ignition Protected | Yes | Not Specified | Not Specified |
| Terminal Type | #8 Screw Terminal | Stud Terminal | Screw Terminal |
| Interrupt Capacity | 3000A @ 14.7V / 2500A @ 28V | Not Specified | Not Specified |
Common Concerns Answered
Are there specific boots available for waterproofing this circuit breaker?
While the product itself is ignition protected and suitable for wet environments, specific replacement boots for waterproof options are not universally available and may require a targeted search for compatible accessories.
How securely do the screw terminals attach wires?
The #8 screw terminals provide a reliable connection, however, it is crucial to apply appropriate torque during installation to prevent damage to the terminals and ensure optimal electrical contact.
Is this breaker more expensive than a simple fuse?
While circuit breakers may have a higher initial cost than fuses, their reusable nature and enhanced safety features like trip-free operation and ignition protection offer long-term value and superior protection for critical marine electrical systems.
Frequently Asked Questions
What is the maximum voltage for this Blue Sea circuit breaker?
This Blue Sea Systems circuit breaker is rated for a maximum of 32V DC.
What type of terminal does this circuit breaker use?
This circuit breaker utilizes #8 screw terminals for electrical connections.
Is this circuit breaker ignition protected?
Yes, this circuit breaker is ignition protected, meeting UL 1500 standards, making it safe for use on gasoline-powered vessels.
What is the interrupt capacity of this circuit breaker?
The interrupt capacity is 3000A at 14.7V DC and 2500A at 28V DC.
Can this circuit breaker be used for 24-hour circuit protection?
Yes, its thermal trip mechanism is designed for continuous operation and protection of circuits under normal load conditions, making it suitable for 24-hour circuit protection as long as the load does not exceed 30 amps.
