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Blue Sea Systems 5024 ST-Blade Battery Terminal Fuse Block Kit with Negative Busbar

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

5024
06/01/2036 8:11 AM
Sale Price

$33.93

In Stock (10+)

delivery box

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 5024 ST-Blade Battery Terminal Mount Fuse Block Kit provides a professional solution for managing and protecting circuits connected directly to battery terminals. This complete kit includes both positive and negative terminal blocks, eliminating the clutter of multiple wires attached to battery posts while providing proper circuit protection for accessories requiring constant power.

Key Features:

  • Four fused circuits on positive block accept ATC/ATO blade fuses for customizable protection
  • Heavy gauge tinned copper bus bars resist corrosion in marine environments
  • Protective covers prevent accidental contact and comply with ABYC and USCG insulation requirements
  • Positive cover includes write-on label area for circuit identification
  • Ignition protected for safe installation in engine rooms of gasoline-powered boats
  • Includes eight ring terminals: four 16-14 AWG and four 12-10 AWG
  • Backed by Blue Sea Systems lifetime warranty

Technical Specifications:

  • Circuits: 4 fused positions
  • Maximum Voltage: 32V DC
  • Maximum Fuse Amperage: 30A per circuit (100A per block)
  • Fuse Types: ATC and ATO blade fuses (sold separately)
  • Mounting Hole: 3/8 inch
  • Terminal Screws: #8-32
  • Approvals: ISO 8846, SAE J1171

Ideal for connecting stereos, bilge pumps, USB outlets, GPS units, and other accessories that need continuous battery power with proper fuse protection. The 3/8-inch mounting hole fits standard battery terminal posts.

Products specifications

Amperage

100 Amps at 32 Volts DC

Mounting Hardware

Panel; Mounting Hardware (Sold Separately)

Type

Fuse Blocks

Warranty Details

Lifetime

Great company..Great communication..Fast shipping. A+++++++++++++++.<br>Will do business again.

AAAAA

First time shopper

easy

Easily had the best prices for the Bilstein shocks I ordered from them. Had a mix up in the delivery but were great at fixing my problem as fast as possible. Will do business with them again!

Seems quick and uncomplicated

Great customer service, received tracking number quickly.

Easy and quick

Great service, and the best price. I had the item in a week thanks guys.

Good price, quick shipping, no instant refund though!

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