Description
Blue Sea 15A Single Pole Circuit Breaker | Boat Supply Store
Safeguard your vessel's critical electrical circuits with the Blue Sea 7403, a compact single-pole circuit breaker engineered for reliability in demanding marine environments. Its trip-free magnetic hydraulic mechanism provides precise overcurrent protection up to 15 amps, preventing nuisance tripping while ensuring system integrity. Rated for a maximum of 250 Volts AC or 80 Volts DC, this breaker is ideal for protecting bilge pumps, navigation lights, or galley appliances on a 30-foot sportfishing boat operating off the Texas coast.
Key Features
- Reliable Single Pole Protection
- Compact Small Case Design
- User-Friendly 2" Flat Rocker Actuator
- Precise 15 Amp Rating
- Clear Indication Color actuator shows OFF position
- Dependable Trip-Free Mechanism
- Robust Magnetic Hydraulic Actuation
- Versatile 250V AC / 80V DC Maximum Voltage
Specifications
| Product Specifications | |
|---|---|
| Brand | Blue Sea Systems |
| Model | 7403 |
| Amperage Rating | 15 Amp |
| Poles | Single Pole |
| Actuator Style | 2" Flat Rocker |
| Actuator Color | Indicates OFF Position |
| Circuit Breaker Type | Magnetic Hydraulic, Trip Free |
| Maximum Voltage AC | 250 Volts |
| Maximum Voltage DC | 80 Volts |
| Switch Cycles | 10,000 at Rated Amperage and Voltage |
| Mounting Type | Panel Mount (Standard Cutout) |
| UL Recognized Component | Yes |
Who This Is For
This circuit breaker is designed for marine electricians, boat owners, and DIYers undertaking electrical system maintenance or upgrades on vessels. It is suitable for applications requiring dependable 15-amp circuit protection in 12V or 24V DC systems, or up to 250V AC.
How It Compares
| Feature | Blue Sea 15A Single Pole Circuit Breaker | Competitor |
|---|---|---|
| Amperage | 15 Amp | 15 Amp, 15 Amp |
| Maximum AC Voltage | 250 Volts AC | 250V AC, 250V AC |
| Maximum DC Voltage | 80 Volts DC | 80V DC, 50V DC |
| Actuator Style | Flat Rocker | Contura Rocker, Curved Rocker |
| Circuit Breaker Type | Magnetic Hydraulic - Trip Free | Magnetic Hydraulic - Trip Free, Thermal Magnetic - Trip Free |
Common Concerns Answered
Are specific amperage ratings for Blue Sea breakers always in stock?
While Blue Sea Systems is known for broad availability, high-demand amperage ratings can occasionally experience temporary stockouts. We recommend checking current inventory or contacting us for lead times on specific units.
Can I get this breaker with a different actuator style?
The Blue Sea 7403 features a flat rocker actuator for its specific ergonomic and visual profile. For alternative actuator styles, such as a Contura rocker, explore other Blue Sea Systems models like the 7410.
Is this circuit breaker a reliable choice for my boat's electrical system?
Yes, Blue Sea Systems has a strong reputation for quality and dependability in marine electrical components. Customers consistently praise the ease of installation and the consistent performance of their products.
Frequently Asked Questions
What is the maximum voltage rating for the Blue Sea 7403 circuit breaker?
The Blue Sea 7403 circuit breaker has a maximum voltage rating of 250 Volts AC and 80 Volts DC.
What is the amperage rating of the Blue Sea 7403 circuit breaker?
The Blue Sea 7403 circuit breaker is rated for 15 Amps.
What does 'Trip Free' design mean for this circuit breaker?
A 'Trip Free' design means that the circuit breaker cannot be held in the ON position if an overcurrent condition exists; it will trip open regardless of manual effort.
What is the purpose of the color actuator on this breaker?
The color actuator on the Blue Sea 7403 serves as a visual indicator, clearly displaying the OFF position of the circuit breaker, enhancing operational clarity.
Is this circuit breaker suitable for both AC and DC applications?
Yes, the Blue Sea 7403 is suitable for both AC applications up to 250 Volts and DC applications up to 80 Volts.
