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Blue Sea Systems 3123 SMS Panel Enclosure 230V ELCI 32A with 3 Blanks

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

3123
06/01/2036 9:08 AM
Sale Price

$800.04

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Product Details

The Blue Sea Systems 3123 SMS Panel Enclosure is engineered for marine AC electrical systems requiring Equipment Leakage Circuit Interrupter (ELCI) protection. This robust enclosure accommodates one 32A ELCI main circuit breaker plus three blank positions for custom breaker configuration, making it ideal for 230V AC shore power installations.

Key Features:

  • Glass-filled polycarbonate base construction for durability in harsh marine environments
  • Clear protective cover allows instant visual inspection of circuit breaker status
  • Oversized, formed-in-place seamless PUR gasket provides superior water resistance
  • Overlapping cover design enhances structural strength and gasket protection
  • Removable stainless steel hinge pin enables unobstructed installation access
  • Stainless steel latch system secures cover without penetrating enclosure
  • Three blank apertures accommodate Carling Technologies A and C Series Flat Rocker circuit breakers
  • Integrated LED indicators: one red for reverse polarity detection, three green for ON status
  • Includes six waterproof cable glands for secure wire entry

Technical Specifications:

  • Voltage Rating: 230V AC
  • Main Breaker Capacity: 32A ELCI
  • Blank Positions: 3
  • Overall Dimensions: 7.6" H × 7.4" W × 4.7" D (192 × 188 × 120mm)
  • Enclosure Dimensions: 6" H × 6" W × 4" D (152 × 152 × 102mm)
  • ABYC E-11 Compliant: When used with ELCI main breaker and mounted within 10 feet of AC shore power inlet

Package Includes:

  • 3123 SMS panel enclosure
  • Six waterproof cable glands
  • Circuit identification labels
  • Mounting hardware
  • Instruction manual

Note: Circuit breakers sold separately. This enclosure provides the blank positions and infrastructure for custom electrical panel configuration.

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