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Blue Sea Systems 7136 187 Series Surface Mount DC Circuit Breaker 30 Amp

Manufacturer

Blue Sea Systems

<p>When electrical reliability can mean the difference between a successful voyage and a dangerous situation, marine professionals and enthusiasts turn to Blue Sea Systems. Founded in 1992, this American manufacturer has built a reputation for creating electrical components specifically engineered to withstand the unforgiving marine environment. Every product reflects a commitment to safety standards and real-world performance that has made Blue Sea Systems a leading name in marine and specialty vehicle electrical systems.</p> <h3>Engineering for the Marine Environment</h3> <p>Blue Sea Systems develops and manufactures dependable AC and DC electrical products for marine and specialized vehicle applications, designed in the USA and engineered to excel in challenging environments. The marine environment presents unique challenges—salt spray, constant vibration, temperature extremes, and moisture exposure—that can quickly degrade inferior electrical components. Blue Sea Systems addresses these challenges through careful material selection, rigorous testing protocols, and designs that prioritize both safety and serviceability. Their components are engineered for marine use and align with the intent of ABYC E-11: AC and DC Electrical Systems on Boats and relevant USCG electrical regulations.</p> <h3>Commitment to Safety Standards</h3> <p>Safety standards aren't just guidelines for Blue Sea Systems—they're fundamental to every product design. All Blue Sea Systems marine battery disconnect switches comply with the ABYC C-7 certification, demonstrating their commitment to meeting and exceeding industry safety requirements. The company maintains ABYC-certified employees across multiple departments, from engineering to technical support, ensuring deep expertise in marine electrical system design and installation standards.</p> <h3>Comprehensive Product Range</h3> <p>Blue Sea Systems offers an extensive catalog designed to address every aspect of marine electrical systems. Their <a href="/7262-blue-sea-systems-circuit-breakers-200260">circuit breakers</a> provide resettable overcurrent protection with trip-free designs and clear trip indication for quick diagnostics. For power management, their <a href="/7262-blue-sea-systems-battery-switches-manual-200149">battery switches</a> offer reliable methods for controlling battery banks and disconnecting loads during storage or emergencies, with ABYC C-7 compliance guaranteed.</p> <p>Monitoring system health is critical aboard any vessel, which is why their <a href="/7262-blue-sea-systems-battery-monitors-volt-meters-200146">battery monitors and volt meters</a> provide accurate real-time data to help operators make informed decisions about power usage and charging. The company's <a href="/7262-blue-sea-systems-terminal-blocks-bus-bars-201059">terminal blocks and bus bars</a> create organized, serviceable connection points that simplify installation and future modifications. For keeping batteries properly charged, Blue Sea Systems offers <a href="/7262-blue-sea-systems-battery-chargers-200141">battery chargers</a> engineered with features like automatic charging relay compatibility and proper charge profile management.</p> <h3>Built by Boaters, for Boaters</h3> <p>Blue Sea Systems was founded based on a commitment to create innovative high quality marine electrical products to improve the safety, simplicity, and reliability of boating, with employees who are active boaters applying their passion to designing, developing, and building products. This firsthand experience translates into practical features like modular layouts, standardized footprints, and installer-centric designs that streamline panel work and serviceability. The result is a product line that addresses real challenges faced on the water, backed by comprehensive technical documentation and support resources that help both professionals and DIY enthusiasts complete installations with confidence.</p>

Part Number

7136
06/01/2036 11:37 AM
Sale Price

$92.64

In Stock (5)

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Usually delivered within 2 days

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Blue Sea Systems 7136 is a 30-amp thermal circuit breaker from the 187 Series, designed for surface mount installation in marine DC electrical systems. This switchable circuit breaker combines switching and circuit protection into a single, compact device, making it ideal for protecting critical circuits on boats, RVs, and other 12V-48V DC applications.

Key Features:

  • Trip-free design cannot be held in the ON position during fault conditions for enhanced safety
  • Thermally responsive bi-metal blade provides reliable overcurrent protection
  • Waterproof construction for harsh marine environments
  • Ignition protected components meet SAE J1171 requirements - safe for gasoline-powered vessels
  • Clear single-lever operation with large handle for easy visibility and vertical/horizontal orientation
  • Robust 5/16-inch terminal studs with large clearance accept heavy gauge wire lugs
  • Recessed mounting holes provide clean, professional appearance
  • Type III switchable manual reset circuit breaker

Technical Specifications:

  • Amperage Rating: 30 Amps
  • Voltage Rating: 48 Volts DC Maximum
  • Interrupt Rating: 5,000A at 12V DC, 3,000A at 24V DC, 1,500A at 42V DC
  • Case Material: Thermoset polyester for durability and electrical isolation
  • Operating Temperature Range: -25°C to +82°C (-13°F to 180°F)
  • Mounting: Surface mount with recessed screw holes

This circuit breaker is engineered for marine-grade reliability and meets the demanding standards required for electrical systems on boats and other watercraft. The high interrupt ratings ensure safe operation even under severe fault conditions, while the waterproof design protects against moisture and corrosion.

Products specifications

Amps

30

Mount Type

Surface

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