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Blue Sea Systems 5116 Class T Fuse 200 Amp A3T Fast-Acting

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

5116
06/21/2036 1:34 PM
Sale Price

$66.14

In Stock (8)

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Usually delivered within 2 days

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Product Details

The Blue Sea Systems 5116 is a 200 Amp Class T fuse designed for high-amperage DC electrical systems in marine, RV, and other mobile applications. This A3T style fuse provides critical overcurrent protection with extremely fast response times to prevent electrical fires and equipment damage.

Key Features:

  • 200 Ampere rating for high-capacity circuits
  • Extremely fast short-circuit response protects critical electrical components
  • 20,000 Ampere Interrupt Capacity (AIC) for robust protection
  • UL Listed to standard 248-15 for quality assurance
  • DC tested to UL standard 198L for marine and mobile applications
  • Class T design offers compact size with superior interrupting capacity

Blue Sea Systems fuses are engineered specifically for the harsh marine environment, providing reliable circuit protection for battery systems, inverters, windlasses, thrusters, and other high-draw electrical equipment. The A3T Class T fuse format is commonly used in battery combiner circuits, inverter installations, and main distribution panels where space is limited but protection cannot be compromised.

Products specifications

Amps

200A

Fuse Type

A3T

Size

2.44"L x 1.06"W

easy to check out with amazon

So far it's good

Good easy

good

Good stuff

Easy to order We will see in how long it ships its my first time here

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