Description
Blue Sea 3A Push Button Circuit Breaker | Boat Supply Store
Protecting sensitive 12V or 24V DC electrical systems from overcurrent is paramount, especially on gasoline-powered vessels where ignition protection is critical. This Blue Sea Systems thermal trip circuit breaker features a robust 3000A @ 14.7V interrupt capacity and a simple manual push-button reset for immediate system restoration. Its compact, ignition-protected design ensures safe installation within high-density panel configurations, safeguarding critical electronics on offshore fishing boats or bay cruisers.
Key Features
- Push Button Reset Only for immediate manual restoration
- Screw Terminal connections ensure secure wire termination
- 3 Amps precise circuit protection for low-draw systems
- 32V DC Maximum Voltage suitability for common marine DC systems
- Thermal Trip mechanism for reliable overcurrent protection
- Ignition Protected for safe use on gasoline-powered vessels per SAE J1171
- Compact Design optimized for high-density electrical panels
- Trip Free Design prevents manual re-engagement during fault conditions
Specifications
| Product Specifications | |
|---|---|
| Amperage Rating | 3 Amps |
| Maximum Voltage | 32V DC |
| Reset Type | Push Button |
| Terminal Type | #8 Screw Terminals |
| Interrupt Capacity | 3000A @ 14.7V / 2500A @ 28V |
| Ignition Protection | Yes |
| Mounting Type | Panel Mount |
| Trip Type | Thermal |
| Safety Certification | SAE J1171 |
Who This Is For
Marine enthusiasts and boat owners requiring dependable, compact circuit protection for 12V or 24V DC systems will find this breaker essential. It is particularly suitable for those operating gasoline-powered vessels needing strict adherence to ignition protection standards.
How It Compares
| Feature | Blue Sea 3A Push Button Circuit Breaker | Cole Hersee 5000 |
|---|---|---|
| Amperage | 3A | 20A, 3A |
| Maximum Voltage | 32V DC | 28V DC, 32V DC |
| Terminal Type | #8 Screw | Blade, Blade |
| Ignition Protected | Yes | Not Specified, Not Specified |
| Reset Type | Push Button | Push Button, Push Button |
Common Concerns Answered
Is this breaker suitable for high-draw electronics?
The Blue Sea Systems 2129 is rated at 3 Amps, making it ideal for protecting lower-draw circuits such as navigation lights, bilge pump float switches, or instrument panels. For higher-draw applications, a breaker with a greater amperage rating would be necessary.
Can I manually reset this breaker if it trips?
Yes, this circuit breaker features a manual push-button reset mechanism, allowing you to restore power after a fault condition has been resolved.
What is the advantage of ignition protection on a circuit breaker?
Ignition protection, certified by SAE J1171, prevents the breaker from igniting flammable vapors in the engine compartment, a critical safety feature for gasoline-powered vessels, significantly reducing fire risk.
Frequently Asked Questions
What is the amperage rating of the Blue Sea Systems 2129 circuit breaker?
The Blue Sea Systems 2129 circuit breaker has an amperage rating of 3 Amps.
What is the maximum voltage this circuit breaker can handle?
This circuit breaker is designed to handle a maximum voltage of 32V DC.
What type of reset mechanism does this circuit breaker have?
This circuit breaker features a manual push-button reset mechanism only.
Is this circuit breaker ignition protected?
Yes, the Blue Sea Systems 2129 circuit breaker is ignition protected and meets the SAE J1171 standard.
What is the interrupt capacity of the Blue Sea Systems 2129 circuit breaker?
The interrupt capacity of the Blue Sea Systems 2129 circuit breaker is 3000A at 14.7V DC and 2500A at 28V DC.
