Description
Blue Sea 5052 Circuit Breaker Block | Boat Supply Store
Streamline your vessel's DC electrical management with this robust circuit breaker block designed for high-demand marine applications. It efficiently distributes power to up to six circuits, each protected by an ST CLB breaker with a 32A maximum capacity and operating at a 32V DC maximum voltage. The integrated #8-32 screw terminals with captive star lock washers ensure secure connections, making it ideal for managing complex systems on offshore fishing boats operating in saltwater environments.
Key Features
- Organize up to six DC circuits with integrated negative bus
- Protect circuits with ST CLB breakers up to 32A
- Corrosion-resistant tin-plated copper busses and screw terminals
- Compliant with ABYC/USCG standards with a clear insulating cover
- Easy installation via quick-connect clips for circuit breakers
- Versatile wire management with breakouts in two directions
- Secure connections with captive star lock washers
- Accepts ring terminals for flexible wiring configurations
Specifications
| Product Specifications | |
|---|---|
| Position | 6-position |
| Circuit Protection Type | ST CLB |
| Negative Bus | Yes |
| Maximum Amperage per Block | 100A |
| Maximum Amperage per Circuit | 32A |
| Maximum Voltage | 32V DC |
| Terminal Type | #8-32 screw terminals with captive star lock washers |
| Bus Material | Tin-plated copper |
| Cover | Clear insulating cover with label recesses |
| Mounting Centers | 5.63" (143 mm) |
| Operating Temperature Range | -10°C to 60°C |
Who This Is For
Marine enthusiasts, boat builders, and DIYers requiring a compact and compliant solution for distributing and protecting up to six DC circuits. Ideal for projects demanding organized and reliable electrical systems with the convenience of an integrated negative bus.
How It Compares
| Feature | Blue Sea 5052 Circuit Breaker Block | Competitor |
|---|---|---|
| Number of Circuits | 6 | 12 |
| Circuit Protection Type | ST CLB Circuit Breakers | ST Blade Fuses |
| Negative Bus Included | Yes | Yes |
| Maximum Voltage | 32V DC | 32V DC |
| Maximum Amperage (per block) | 100A | 100A |
| Mounting Centers | 5.63" (143 mm) | 9.63" |
Common Concerns Answered
Is the 32A maximum per circuit sufficient for all marine accessories?
The 32A maximum per circuit is standard for this class of breaker block and suitable for most common marine DC accessories. For higher-draw equipment, consider a block with higher individual circuit amperage ratings or multiple blocks.
Will the clear cover be durable in a marine environment?
The clear insulating cover meets ABYC/USCG standards for safety and visibility. While it can be prone to scratching if handled roughly, it effectively protects the breakers and bus bars from environmental contaminants.
What if I need more than 6 circuits?
If your electrical system requires more than six protected circuits, consider alternative Blue Sea Systems products such as the 12-position ST Blade Fuse Block (SKU CWR51810) which offers double the circuit capacity.
Frequently Asked Questions
What is the maximum amperage per circuit for the Blue Sea 5052 ST CLB Circuit Breaker Block?
The maximum amperage per circuit for the Blue Sea 5052 is 32A.
What is the maximum voltage supported by this circuit breaker block?
This circuit breaker block supports a maximum voltage of 32V DC.
Does the Blue Sea 5052 include a negative bus bar?
Yes, the Blue Sea 5052 ST CLB Circuit Breaker Block includes an integrated negative bus bar for simplified wiring.
What type of terminals does the Blue Sea 5052 use?
The Blue Sea 5052 uses #8-32 screw terminals with captive star lock washers.
Can I install waterproof boots on this circuit breaker block?
Yes, optional waterproof boots are available for the Blue Sea 5052 ST CLB Circuit Breaker Block, offering enhanced protection in wet environments.
