Description
Blue Sea 7407 40A 2" Flat Rocker Breaker | Boat Supply Store
Protect critical circuits on your vessel with the Blue Sea 7407 single-pole circuit breaker, engineered for reliable thermal and overcurrent protection. This unit employs a magnetic hydraulic trip-free mechanism, preventing manual reset during a fault condition for enhanced safety. It offers a robust 40 Amp rating and supports a maximum voltage of 250V AC or 80V DC, with 10,000 rated switch cycles, ensuring long-term operational integrity for your boat's electrical systems.
Key Features
- Trip-Free design prevents manual re-engagement during a fault.
- Magnetic Hydraulic mechanism ensures reliable and precise tripping.
- 40 Amp Rating provides robust protection for high-draw circuits.
- 2" Flat Rocker Actuator offers a low-profile, easy-to-operate interface.
- Color Indicator clearly signals the OFF position for quick identification.
- 250V AC / 80V DC Maximum Voltage supports versatile marine applications.
- 10,000 Rated Switch Cycles ensures durability and longevity.
- Single Pole configuration for straightforward circuit isolation.
Specifications
| Product Specifications | |
|---|---|
| Brand | Blue Sea Systems |
| Amperage Rating | 40 Amp |
| Pole Type | Single Pole |
| Actuator Style | 2" Flat Rocker |
| Actuator Color Indicator | Yes (OFF position) |
| Trip Mechanism | Magnetic Hydraulic |
| Trip-Free Design | Yes |
| Maximum AC Voltage | 250 Volts AC |
| Maximum DC Voltage | 80 Volts DC |
| Rated Switch Cycles | 10,000 @ rated amperage and voltage |
| Case Size | Small Case |
| UL Recognized Component | Yes |
Who This Is For
Marine electricians and boat owners undertaking electrical system maintenance or upgrades will find this breaker ideal for precise 40 Amp protection. It is also suited for DIYers who need a reliable, compact, and clearly indicated circuit breaker for their vessel's demanding electrical environment.
How It Compares
| Feature | Blue Sea 7407 40A 2" Flat Rocker Breaker | Competitor |
|---|---|---|
| Amperage | 40 Amp | 30 Amp, 40 Amp |
| Circuit Breaker Type | Magnetic Hydraulic - Trip Free | Magnetic Hydraulic - Trip Free, Thermal Magnetic |
| Maximum AC Voltage | 250 Volts AC | 250 Volts AC, null |
| Maximum DC Voltage | 80 Volts DC | 80 Volts DC, 28V DC |
| Actuator Style | 2" Flat Rocker | — |
Common Concerns Answered
Will this breaker fit in very tight panel spaces?
The 2" flat rocker actuator offers a compact profile, however, some users may find this size larger than expected for extremely confined panel installations. Verify your available panel dimensions prior to purchase.
Is it difficult to find the specific amperage rating I need?
Blue Sea Systems offers a comprehensive range of amperage ratings. While specific availability can fluctuate, the 40 Amp rating is a common requirement for many marine systems, and this model is readily available.
Why is the price higher than some other breakers?
The Blue Sea 7407 utilizes a superior magnetic hydraulic trip-free mechanism, providing enhanced reliability and safety over simpler thermal breakers. This premium construction, coupled with its UL Recognition, justifies the investment for critical marine electrical protection.
Frequently Asked Questions
What is the maximum voltage this circuit breaker can handle?
The Blue Sea 7407 circuit breaker is rated for a maximum of 250 Volts AC or 80 Volts DC.
What is the trip-free design and why is it important?
A trip-free design ensures that the circuit breaker cannot be manually held in the ON position if a fault condition exists, preventing damage to the electrical system and enhancing safety.
What does the color actuator indicate?
The color actuator on the Blue Sea 7407 prominently indicates the OFF position, providing clear visual confirmation of the breaker's status.
What is the rated switch cycle for this breaker?
This circuit breaker is rated for 10,000 switch cycles at its rated amperage and voltage.
Is this circuit breaker suitable for both AC and DC applications?
Yes, the Blue Sea 7407 is designed and rated for use in both AC (up to 250V) and DC (up to 80V) marine electrical applications.
