Description
Blue Sea 7149 200A Circuit Breaker | Boat Supply Store
Engineered for demanding marine applications, this circuit breaker addresses the critical need for reliable electrical system control and protection. It incorporates a trip-free design, waterproof construction, and SAE J1171 ignition protection, making it essential for gasoline-powered vessels. Featuring robust 5/16 M8 terminals, this unit efficiently handles systems up to 200 amps, simplifying installation and enhancing safety on vessels navigating the Gulf Coast.
Key Features
- Integrates switching and circuit protection
- Trip Free design prevents manual pole override
- Waterproof construction for harsh marine environments
- Ignition Protected (SAE J1171) for gasoline engines
- Surface Mount design for straightforward installation
- Robust 5/16" M8 terminals ensure secure electrical connections
- Large lever provides clear trip status indication
- Recessed mounting holes offer a clean aesthetic
Specifications
| Product Specifications | |
|---|---|
| Brand | Blue Sea Systems |
| Amperage Rating | 200A |
| Series | 187-Series |
| Mounting Type | Surface Mount |
| Terminal Size | 5/16" M8 |
| Ignition Protected | Yes (SAE J1171) |
| Waterproof | Yes |
| Switching Capability | Yes (not recommended for high inrush currents) |
Who This Is For
Boat owners and marine technicians requiring integrated electrical protection and switching for systems up to 200 amps. This unit is particularly suitable for installations on gasoline-powered vessels where ignition protection is a critical safety requirement.
How It Compares
| Feature | Blue Sea 7149 200A Circuit Breaker | Competitor |
|---|---|---|
| Amperage Rating | 200A | 100A |
| Mounting Type | Surface Mount | Surface Mount |
| Ignition Protected | Yes (SAE J1171) | Yes |
| Combined Switch and Protection | Yes | No |
| Terminal Size | 5/16" M8 | 5/16" M8 |
| Waterproof | Yes | Yes |
Common Concerns Answered
Is this circuit breaker worth the higher price compared to simpler options?
The Blue Sea 7149 offers a significant value proposition by integrating both switching and 200-amp circuit protection into a single, waterproof, and ignition-protected unit, simplifying wiring and enhancing safety, which justifies its investment for critical systems.
Can I use this circuit breaker for any application where high inrush currents are expected?
While the Blue Sea 7149 combines switching and protection, it is not recommended for use as a switch with high inrush currents. For such applications, a dedicated switch designed for high transient loads should be utilized in conjunction with this breaker.
Does the integrated switch function compromise its effectiveness as a circuit breaker?
No, the primary function remains robust circuit protection with a 200-amp rating and a trip-free design. The integrated switch offers convenience for system control, but the limitation regarding high inrush currents ensures the breaker's core protective integrity is maintained.
Frequently Asked Questions
What is the maximum amperage this circuit breaker can handle?
The Blue Sea 7149 circuit breaker is rated to handle a maximum of 200 Amps.
Is this circuit breaker ignition protected?
Yes, this circuit breaker is ignition protected and meets the SAE J1171 standard, making it safe for use in gasoline-powered engine compartments.
Can this circuit breaker be used as a switch?
Yes, this circuit breaker combines the function of a switch and a circuit protector. However, it is not recommended for use as a switch with high inrush currents.
What type of terminals does this circuit breaker have?
The Blue Sea 7149 features robust 5/16" M8 terminals for secure electrical connections.
Is this circuit breaker waterproof?
Yes, this circuit breaker is designed with a waterproof construction to withstand marine environments.
