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Blue Sea Systems 5235 ATO/ATC Fast-Acting Fuse 1 Amp 2-Pack

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

5235
06/01/2036 5:04 AM
Sale Price

$4.33

In Stock (10+)

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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 5235 delivers fast-acting circuit protection designed specifically for electronics and other small electrical loads in marine and automotive applications. These 1-amp ATO/ATC style fuses provide reliable overcurrent protection for sensitive devices.

Key Features:

  • Fast-acting fuse design ideal for protecting electronic devices and sensitive equipment
  • Standard ATO/ATC blade fuse format compatible with automotive and marine fuse blocks
  • Tin-plated connector blades resist corrosion in harsh marine environments
  • Clear visual indication when fuse has blown for easy troubleshooting
  • Compact design suitable for tight installation spaces

Specifications:

  • Amperage Rating: 1 Amp
  • Maximum Voltage: 32V DC
  • Interrupt Capacity: 1000A
  • Fuse Type: Fast-acting blade fuse (ATO/ATC compatible)
  • Package Quantity: 2 fuses per pack
  • Weight: 0.03 lbs per package

These fuses are perfect for protecting navigation electronics, instrument panels, radios, and other low-amperage circuits on boats, RVs, and vehicles. The fast-acting design ensures quick response to overcurrent conditions, preventing damage to sensitive electronic components.

It was okay. Shipping was expensive w/o discount.

Overall easy and reasonable.. More coupons would be nice:)

Very quick and easy

Wow ... they not only have the best price ... but also ultra fast shipping ... the really have great customer service too .. i like that they have live chat.

good service, shipping was quick

Best price online. Ordered late Friday got it early Tuesday. Got the delivery confermation email 5 minutes after fedex droped it off. This seller is the best. Fast service all around the best. 110%+ Will definitely buy from again. I'm very happy.

Good prices and free shipping - what's not to like?

Products looks great. Have not had a chance to check fit yet

easy to use website

fast and easy.

Great Price. Great communication/tracking

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