Description
Blue Sea 4320 4-Pos Circuit Breaker Panel | Boat Supply Store
For vessels requiring reliable management of multiple DC circuits, this 4-position panel offers integrated overcurrent protection and clear status indication. It features four illuminated 15A circuit breakers, each rated for switching and providing ON status, and supports a maximum system amperage of 45A. Designed with water-resistant silicon breaker boots and a gasket, it is ideal for exposed mounting on coastal fishing boats or offshore cruising yachts navigating saltwater environments.
Key Features
- Reliable Control across four distinct DC circuits.
- Clear Indication with illuminated 15A circuit breakers for ON status.
- Durable Construction from UV-stabilized, flame-retardant, non-corroding materials.
- Enhanced Water Resistance via silicon breaker boots and a gasket for exposed mounting.
- Simplified Wiring with fast-on circuit breaker connectors.
- Compact Design with a low profile for installation in confined spaces.
- Straightforward Installation facilitated by industry-standard sizes for easy retrofitting.
- Comprehensive Labeling with included 15 square format circuit labels.
Specifications
| Product Specifications | |
|---|---|
| Positions | 4 |
| Voltage | 12V DC |
| Max Amperage | 45A |
| Circuit Breaker Amperage | 15A |
| Circuit Breaker Type | Illuminated |
| Terminal Type | 1/4" male quick connect |
| Mounting Hardware | Stainless steel |
| Panel Material | UV-stabilized, flame-retardant, non-corroding |
| Water Resistance Features | Silicon breaker boots and gasket |
| Dimensions | Low profile |
Who This Is For
Boat owners and marine technicians seeking a compact, dependable, and easily integrated electrical distribution panel for managing and safeguarding up to four 12V DC circuits. This panel is specifically engineered for straightforward installation and retrofitting in exposed marine environments, offering essential circuit protection and status visibility.
How It Compares
| Feature | Blue Sea 4320 4-Pos Circuit Breaker Panel | Blue Sea Systems |
|---|---|---|
| Positions | 4 | 6 |
| Positions | 4 | 2 |
| Max Amperage | 45A | 45A |
| Max Amperage | 45A | 45A |
| Nominal Voltage | 12V DC | 12V DC |
| Nominal Voltage | 12V DC | 12V DC |
| Circuit Breaker Type | Illuminated 15A | Illuminated 15A |
| Circuit Breaker Type | Illuminated 15A | Illuminated 15A |
| Water Resistance | Silicon breaker boots and gasket | Silicon breaker boots and gasket |
| Water Resistance | Silicon breaker boots and gasket | Silicon breaker boots and gasket |
Common Concerns Answered
Some users wish for a slightly larger breaker size option for higher amperage circuits. What are the amperage limitations?
The Blue Sea 4320 panel is equipped with 15A illuminated circuit breakers and has a maximum system amperage rating of 45A. For circuits requiring higher individual breaker amperage, alternative panels or bus bar configurations may be necessary.
The labeling system could be more robust for heavy-duty use. Are there solutions for this?
This panel includes 15 square format circuit labels for identification. For enhanced durability in demanding applications, consider using marine-grade label makers with protective overlays to ensure long-term legibility.
How does the cost compare to simpler fuse blocks or panels without illuminated breakers?
While the initial investment may be higher than basic fuse blocks, the Blue Sea 4320 provides integrated overcurrent protection with illuminated status indication, offering enhanced safety and operational clarity. This feature can reduce diagnostic time and improve overall system management, justifying the cost for many critical applications.
Frequently Asked Questions
What is the maximum amperage this Blue Sea 4320 panel can handle?
The Blue Sea 4320 panel has a maximum system amperage rating of 45A.
Can this panel be used for 24V DC systems?
No, this panel is designed specifically for 12V DC systems only.
What type of circuit breakers are used in the Blue Sea 4320 panel?
The Blue Sea 4320 panel utilizes illuminated 15A circuit breakers, which function for both switching and indicating the ON status.
Is this panel waterproof or water-resistant?
The panel is designed for exposed mounting and features water-resistant silicon breaker boots and a gasket to protect against water ingress.
What size ring terminals are needed for the power connections?
The panel utilizes 1/4" male quick connect terminals for its circuit breakers. For the main power input and output connections, standard ring terminals compatible with your battery and load wiring gauge are recommended, ensuring a secure connection to the bus bars.
