Description
Blue Sea 2140 30A Medium Duty Circuit Breaker | Boat Supply Store
Protecting medium-duty marine electrical systems against overcurrent faults, this Blue Sea Systems breaker offers robust safety features essential for all vessel types. It is rated for 30A and boasts a trip-free design, preventing manual or automatic resetting during an overcurrent event, thereby safeguarding critical components. The unit is also ignition protected, a crucial requirement for gasoline-powered boats, and is fully weatherproof for reliable operation in harsh maritime conditions.
Key Features
- Reliable 30A Amperage Rating for critical circuits
- Weatherproof construction for marine environments
- Ignition Protected for safe use on gasoline-powered vessels
- Trip-Free Design ensures circuit protection during fault conditions
- Compact footprint for high-density panel installations
- Push-to-Reset operation for straightforward manual reset
- Versatile for main, branch, or 24-hour circuit protection
- Secure Installation with captive star lock washers
Specifications
| Product Specifications | |
|---|---|
| Amperage Rating | 30A |
| Duty | Medium Duty |
| Type | Push Button Reset-Only |
| Weatherproof | Yes |
| Ignition Protected | Yes |
| Trip-Free Design | Yes |
| Captive Star Lock Washers | Yes |
Who This Is For
Marine enthusiasts and boat owners requiring dependable, compact, and ignition-protected circuit protection for medium-duty electrical systems. This breaker is especially critical for vessels equipped with gasoline engines where ignition protection is mandated.
How It Compares
| Feature | Blue Sea 2140 30A Medium Duty Circuit Breaker | Competitor |
|---|---|---|
| Amperage | 30A | 20A, 30A |
| Type | Push Button Reset-Only | Push Button Reset-Only, Push Button Reset-Only |
| Ignition Protected | Yes | Yes, Yes |
| Weatherproof | Yes | Yes, Yes |
| Trip-Free Design | Yes | Yes, Yes |
| Captive Star Lock Washers | Yes | Yes, No |
Common Concerns Answered
Are replacement parts readily available for older installations?
While Blue Sea Systems is known for its durable products, occasional challenges in sourcing specific replacement parts for very aged installations have been noted by some users. It is recommended to verify availability if integrating into an existing, older electrical panel.
Is the reset button difficult to operate?
Some users report a tactile stiffness to the reset button upon initial use. This is a deliberate design to ensure a secure and positive engagement, and typically becomes less noticeable with routine operation.
Is the price justifiable for a circuit breaker?
While the initial cost may appear higher than non-marine grade alternatives, the Blue Sea 2140's marine-specific certifications (UL 1500, SAE J1171), ignition protection, weatherproof design, and trip-free mechanism provide critical safety and longevity that far outweigh the nominal price difference for onboard applications.
Frequently Asked Questions
What is the amperage rating of the Blue Sea 2140 circuit breaker?
The Blue Sea 2140 features a 30A amperage rating, making it suitable for medium-duty circuits.
Is the Blue Sea 2140 ignition protected?
Yes, the Blue Sea 2140 is ignition protected, conforming to SAE J1171 standards, which is essential for safety on gasoline-powered boats.
Can the Blue Sea 2140 be used for main, branch, or 24-hour circuit protection?
Yes, the Blue Sea 2140 is designed to be suitable for main, branch, or 24-hour circuit protection applications on board.
What does 'trip free' design mean for the Blue Sea 2140?
A 'trip-free' design means the circuit breaker cannot be manually held in the ON position when an overcurrent fault is detected; it will trip to protect the circuit and equipment.
Is the Blue Sea 2140 weatherproof?
Yes, the Blue Sea 2140 is constructed with weatherproof materials and design, ensuring reliable operation in marine environments exposed to moisture.
