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Sea-Dog Line 420876-1 High-Amp Surface Mount Resettable Circuit Breaker 80A 48V

Manufacturer

Sea-Dog Line

<p>For over a century, Sea-Dog Line has stood as a cornerstone of the marine hardware industry, delivering innovative solutions that meet the demanding needs of recreational and commercial boaters. Founded in the early 1920s by entrepreneur Hans "Action" Broson Sneve, the company began with a unique sales approach—showcasing marine hardware aboard a 55-foot cruiser that sailed from Alaska to Mexico. This hands-on philosophy continues to shape Sea-Dog's commitment to producing hardware that performs reliably in the harshest saltwater environments.</p><h3>Industry-Leading Marine Hardware Manufacturing</h3><p>Based in Everett, Washington, Sea-Dog Corporation operates a 75,000-square-foot warehouse stocking over 8 million parts and runs an injection molding facility with 16 machines producing more than 17 million components annually. The company's extensive product line spans anchoring systems, deck hardware, electrical components, plumbing fittings, and lighting solutions—all engineered with marine-grade materials like stainless steel, brass, and UV-resistant polymers. Sea-Dog's recognition as a multiple-time NMDA Supplier of the Year underscores the brand's excellence in both product quality and customer service, while their on-staff ABYC-certified marine technician provides invaluable installation and technical support.</p><h3>Premium Marine Components for Every Vessel</h3><p>Sea-Dog's <a href="/7549-sea-dog-line-windshield-washers-wipers-replacement-motors-201195">windshield washers, wipers, and replacement motors</a> deliver crystal-clear visibility during inclement weather, with both manual and electric options featuring corrosion-resistant stainless steel arms and UV-stable blades designed specifically for marine windshield applications. Their <a href="/7549-sea-dog-line-electric-horns-200351">electric horns</a> include the popular MaxBlast line, which passed rigorous 600-hour salt spray testing while meeting US Coast Guard COLREGS and ABYC standards for audible warning devices. For fuel and water system integrity, Sea-Dog's <a href="/7549-sea-dog-line-deck-fills-200307">deck fills</a> provide secure, leak-free access points constructed from durable stainless steel with snap-in designs that resist corrosion in saltwater environments.</p><p>When maneuvering in low-light conditions, Sea-Dog's <a href="/7549-sea-dog-line-docking-lights-200335">docking lights</a> offer bright LED illumination with minimal power draw, featuring injection-molded housings that withstand impacts and temperature extremes. Proper airflow is essential for preventing moisture buildup below deck, and Sea-Dog's <a href="/7549-sea-dog-line-hose-and-cowl-vents-200534">hose and cowl vents</a> deliver reliable ventilation with low-profile designs that include snap-in deck plates for bilge applications or dorade box compatibility for cabin use. Each product reflects Sea-Dog's century-long dedication to manufacturing hardware that recreational and professional mariners can trust, voyage after voyage.</p>

Part Number

420876-1
06/01/2036 6:52 PM
Sale Price

$45.64

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

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Fitment guaranteed

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Product Details

The Sea-Dog Line 420876-1 is a heavy-duty 80-amp resettable circuit breaker designed for marine electrical systems operating at 48 volts. This single-pole thermal-type breaker features a high interrupt capacity of 3,000 amperes, providing robust overcurrent protection for demanding marine applications.

Key Features:

  • 80-amp rating with 48-volt maximum capacity
  • Thermal circuit breaker with manual reset function
  • Visible trip indicator shows breaker status at a glance
  • Surface mount design eliminates need for mounting panel
  • Water-resistant and sealed construction suitable for engine compartments and bilge areas
  • 3,000-ampere interrupt rating for high-performance protection

Mounting Dimensions:

  • A: 2-7/8 inches
  • B: 1-7/8 inches
  • C: 1-3/4 inches
  • D: 2-3/16 inches
  • E: 1-1/16 inches

This circuit breaker provides reliable overcurrent protection while allowing easy manual reset when tripped. The sealed, water-resistant construction makes it ideal for harsh marine environments where moisture and spray are concerns.

Products specifications

Amps

80

I was totally pleased with the service and the price.

Great price and ultra fast delivery.

Good product

Product arrived exactly when promised and in perfect condition.

I bought tires then they showed up.

Great

I haven&rsquo;t received the product. I just ordered it. I&rsquo;ll know how to rate you once the transaction is completed

good

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