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Blue Sea Systems 2105 MaxiBus 250A BusBar - 12 Terminal Power Distribution

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

2105
06/01/2036 5:04 AM
Sale Price

$46.72

3 left at this price

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Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Blue Sea Systems 2105 MaxiBus is a professional-grade 250-amp bus bar designed to organize and distribute AC or DC power in marine and RV electrical systems. This industry-standard component transforms cluttered wire installations into clean, serviceable systems that are easier to troubleshoot and maintain.

Key Features:

  • 250A continuous DC rating for high-capacity power distribution
  • Twelve #10-24 stainless steel screws with high torque capability to minimize connection resistance
  • Two 5/16"-18 studs for main power input
  • Tin-plated copper bus bar (CDA 110/UNS 1000) for superior conductivity and corrosion resistance
  • Reinforced heat-resistant polycarbonate base material for durability
  • Optional snap-on insulation cover available (Model 2106) for ABYC-compliant installations
  • Rated for 300V AC and 48V DC systems
  • Backed by Blue Sea Systems lifetime warranty

Applications:

  • Negative or AC ground circuit collection point
  • Positive power distribution to multiple loads
  • Navigation light circuits and cabin lighting distribution
  • Engine room power organization
  • Mast wiring disconnect applications for trailer-sailors

Specifications:

  • Continuous Rating: 250A DC
  • Maximum Voltage: 300V AC / 48V DC
  • Terminals: (12) #10-24 screws, (2) 5/16"-18 studs
  • Bus Material: Tin-plated copper CDA 110/UNS 1000
  • Base Material: Reinforced polycarbonate
  • Dimensions: 7.69" L × 1.5" W × 1.88" H

This MaxiBus provides reliable power distribution with room for future expansion, making it ideal for both new installations and system upgrades in marine vessels, RVs, and other mobile power applications.

Products specifications

Capacity

AC: 250 Amps at 300 VoltsDC: 250 Amps at 48 Volts

Dimensions

7 7/8" Length x 1 1/2" Width x 1 5/8" Height

Mounting Hardware

CoverTwo #10 Fasteners (Sold Separately)

Type

Bus Bars

Warranty Details

Five Years

Fast, easy, good prices

Keep up the good work. Thanks.

Love autoplicity

great pricing, and easy to use web interface!

Cheap. exactly what I was looking for.

Good price but on the Google search shipping was listed as7.98 and in reality was over10.

Best price for product ordered

It all was simple and straightforward. I hope ordered the correct parts and it comes promptly, it should help my old car a lot!

great prices and up to the minite shipping info

Price on shipping was good

Great prices, and much faster delivery than expected. They "over-delivered" on what they said they'd do. Will definitely use them again!

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