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Blue Sea Systems 1139 DC M-Series Blank Mounting Panel Square

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

1139
06/01/2036 4:47 AM
Sale Price

$87.93

4 left at this price

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Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Blue Sea Systems 1139 is a square mounting panel designed for installing M-Series battery switches into the company's 360 Panel System. This blank panel accepts the m-Series battery switch, m-ACR (Automatic Charging Relay), and m-LVD (Low Voltage Disconnect), providing a professional, integrated installation solution for marine, RV, and specialty vehicle electrical systems.

Key Features:

  • Square design compatible with Blue Sea Systems 360 Panel System
  • Designed specifically for M-Series electrical components
  • Durable construction engineered for harsh marine environments
  • Professional appearance for custom electrical panel installations
  • Compact footprint: 4.75" H x 4.88" W

Specifications:

  • Height: 4.75 inches (120.65 mm)
  • Width: 4.88 inches (123.95 mm)
  • Weight: 0.61 lbs (0.28 kg)
  • Color: Black
  • Material: Metal construction

Important Note: This is a mounting panel only; battery switch or other M-Series components are sold separately. The panel provides the foundation for creating custom electrical distribution systems using Blue Sea Systems' modular M-Series components, which are engineered to work together as a fully integrated system.

Blue Sea Systems products are built to meet ABYC, NMMA, and Coast Guard standards, ensuring reliable performance in demanding marine and mobile power applications.

Quick and easy.

Good prices, love the Amazon payments bc I use Amazon all the time

Hassle free experience.

Cheapest place I've found. Easy checkout

Great website, this makes car part buying real easy!

hoping this bearing is shipped to me quickly...thanks

It was very well.

So far - seamless. Just hope the shipping works as well!

Good so far. No complaints about the service. The service was easy and fast, unfortunately the order was not what I was looking for. My only complaint was that the description on the web site was completely lacking and only the model and a picture were available. This lead me to ordering the wrong thing and ultimately having to send the items back and start my search over again.

The order number 15547 tailgate lock fit perfectly. The shipping was very fast, ordered on Tuesday, delivered on Saturday. Will order from again.

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