Description
Blue Sea 7182 40A Thermal Circuit Breaker | Boat Supply Store
Ensure critical 12V or 24V DC circuits on your vessel are protected from overcurrent with the Blue Sea 7182 thermal circuit breaker. Engineered for direct retrofitting into existing 185-series breaker footprints, this 40 Amp unit provides superior safety with its 'Trip Free' mechanism that prevents the breaker from being manually held closed during an overload. The visible reset lever offers immediate confirmation of an open circuit condition, a vital diagnostic tool for maintaining electrical integrity offshore.
Key Features
- 40 Amp thermal overload protection
- Surface mount design for robust installation
- Visible reset lever for instant tripped status indication
- 'Trip Free' mechanism prevents re-closure under fault conditions
- Direct drop-in replacement for Blue Sea 185-series breakers
- UL Recognized for assured quality and safety
- 12V/24V DC compatibility for versatile system integration
- Durable construction engineered for marine environments
Specifications
| Product Specifications | |
|---|---|
| Amperage Rating | 40 Amp |
| Voltage Rating | 12V/24V DC |
| Mounting Type | Surface Mount |
| Mechanism Type | Thermal, Trip Free |
| Visible Indicator | Yes (Reset Lever) |
| Series Compatibility | Direct replacement for 185-series |
| Certifications | UL Recognized |
Who This Is For
Marine electricians and boat owners demanding reliable overcurrent protection for their 12V or 24V DC systems. This breaker is ideal for those upgrading older 185-series installations or requiring a dependable thermal protection solution.
How It Compares
| Feature | Blue Sea 7182 40A Thermal Circuit Breaker | Cole Hersee 5000 |
|---|---|---|
| Amperage Rating | 40A | 40A, 40A |
| Mounting Type | Surface Mount | Panel Mount, Panel Mount |
| Visible Reset Lever | Yes | No, No |
| Trip Free Mechanism | Yes | No, No |
| 185-Series Replacement | Yes | No, No |
Common Concerns Answered
I have an older 185-series breaker; can I replace it with this model?
Yes, the Blue Sea 7182 is specifically engineered as a direct, drop-in replacement for the 185-series circuit breakers, ensuring a seamless upgrade path with enhanced features.
Is this circuit breaker suitable for harsh marine conditions?
While built to rigorous marine standards with a 'Trip Free' mechanism and visible indicator for safety, users in extremely harsh environments may consider additional protective housing. However, its UL Recognition and robust design offer reliable performance.
Why is the Blue Sea 7182 priced higher than generic alternatives?
The Blue Sea 7182's price reflects its specialized design as a direct 185-series replacement, integrated 'Trip Free' safety mechanism, visible status indicator, and UL Recognition, offering superior reliability and ease of upgrade over generic breakers.
Frequently Asked Questions
What is the amperage rating of the Blue Sea 7182 circuit breaker?
The Blue Sea 7182 circuit breaker has a 40 Amp rating.
Is the Blue Sea 7182 a direct replacement for the 185-series circuit breakers?
Yes, the Blue Sea 7182 is designed as a direct drop-in replacement for the 185-series circuit breakers.
What does 'Trip Free' mean for this circuit breaker?
'Trip Free' means that the circuit breaker cannot be manually held in the closed position when an overcurrent condition is detected; it will automatically trip to the open position for safety.
How can I tell if the Blue Sea 7182 circuit breaker has tripped?
The Blue Sea 7182 features a visible reset lever that will clearly indicate the open condition when the breaker has tripped.
What are the dimensions of the Blue Sea 7182 circuit breaker?
Specific physical dimensions are not listed in the provided data, but it is designed for surface mounting and compatibility with the footprint of 185-series breakers. Refer to the manual URL for detailed diagrams.
