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Blue Sea Systems 3118 SMS Surface Mount Panel Enclosure with 50A ELCI and 2 Blanks - 120V AC

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

3118
06/01/2036 9:09 AM
Sale Price

$650.49

1 left at this price

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Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Blue Sea Systems 3118 SMS Surface Mount System panel enclosure is designed for Equipment Leakage Circuit Interrupters (ELCI) main circuit breakers and other large frame devices. This versatile enclosure accommodates one 50A ELCI main circuit breaker and includes two blank apertures for custom circuit breaker loading, allowing flexibility in your electrical system configuration. When used with an ELCI main circuit breaker and mounted within 10 feet of the AC shore power inlet, this panel meets ABYC E-11 standards for marine electrical systems.

Key Features:

  • Glass-filled polycarbonate base for superior durability and impact resistance
  • Clear cover design allows easy viewing of circuit breaker status at a glance
  • Overlapping cover construction provides enhanced strength and improved gasket protection
  • Oversized, formed-in-place seamless polyurethane gasket ensures weather-tight seal
  • Removable stainless steel hinge pin enables unobstructed installation access
  • Stainless steel latch secures cover without penetrating the enclosure
  • Compatible with Carling Technologies A and C Series Flat Rocker and ELCI main circuit breakers
  • Includes five waterproof cable glands for secure wire entry
  • Pre-installed LED indicators: 1 red LED for reverse polarity warning (120V AC) and 3 green LEDs for ON indication (120V AC)

Technical Specifications:

  • Circuit Configuration: 1 x ELCI Main (50A) 120V AC and 2 x Blank positions
  • Overall Dimensions: 7.6" H x 7.4" W x 4.7" D (192 x 188 x 120mm)
  • Enclosure Dimensions: 6" H x 6" W x 4" D (152 x 152 x 102mm)
  • Voltage: 120V AC

Package Includes:

  • 3118 panel enclosure with clear cover
  • Five waterproof cable glands
  • Circuit identification labels
  • Stainless steel mounting hardware
  • Installation instruction manual

Note: Circuit breakers sold separately. This enclosure is designed to accept Carling Technologies breakers and ELCI devices.

Products specifications

Amps

50

Positions

ELCI main + 2 blank circuit

Voltage

120V

Y

good price

Very smooth and fast transaction.

Shipping came when it said it would now I just have to install this new handle

Super easy order

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shipping was great

Fast shipping and exactly what I ordered at a great price!

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