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Blue Sea Systems 7066 ATO/ATC Low Profile Circuit Breaker 20 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

7066
06/01/2036 3:52 AM
Sale Price

$9.85

In Stock (5)

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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 7066 provides a manually resettable circuit breaker solution that replaces traditional ATO/ATC blade fuses. This 2-pack of 20-amp circuit breakers offers reliable overcurrent protection with the convenience of push-button reset functionality instead of disposable fuses.

Key Features:

  • Drop-in replacement for standard ATO and ATC blade-style fuses
  • Manual push-button reset complies with ABYC circuit protection requirements
  • Thermal trip, manual reset design for reliable overcurrent protection
  • Compatible with Water-Resistant ST-Blade Fuse Block (with cover secured)
  • Compatible with all other ST-Blade Fuse blocks (without cover)
  • Yellow color-coded for easy 20-amp identification
  • Low-profile design fits standard fuse holders

Specifications:

  • Amperage Rating: 20 Amp
  • Maximum Voltage: 28V DC
  • Interrupt Capacity: 2000A @ 28V DC
  • Operating Temperature Range: -30°C to 77°C (-22°F to 170°F)
  • Quantity: 2 per pack

These resettable circuit breakers eliminate the need to carry spare fuses and provide faster troubleshooting in marine, automotive, and RV electrical systems. Simply press the reset button after addressing the overcurrent condition to restore circuit protection.

Products specifications

Amps

20

Color

Yellow

Voltage

12/24V

Quick and easy ordering.

Product was just as described and the ordering and shipping all went well. Sale price was the best price posted on the internet that I could find.

A plus

Ordered at 2:00 and the parts arrived the following day. Excellent service!

Part was perfect. Delivery was great.

easy website to navigate, prices fair

Received my order in a timely fashion. Price was Good and they fit my application. Will order again. Thanks

Good price.

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