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Revolutionary Blue Sea 5031 St Blade Fuse Block W/o Cover - 12 Circuit W/negative Bus [5031] For Men [tlJDwB5s]

$20.99 $67.99 -69%

Blue Sea 5031 ST Blade Fuse Block - 12 Circuit with Negative Bus Introducing the Blue Sea 5031 ST Blade Fuse Block, a versatile and durable solution for your electrical system needs. This 12-circuit fuse block features a negative bus design, providin

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Revolutionary Blue Sea 5031 St Blade Fuse Block W/o Cover - 12 Circuit W/negative Bus [5031] For Men [tlJDwB5s]

Blue Sea 5031 ST Blade Fuse Block - 12 Circuit with Negative Bus

Introducing the Blue Sea 5031 ST Blade Fuse Block, a versatile and durable solution for your electrical system needs. This 12-circuit fuse block features a negative bus design, providing a convenient and organized way to manage your electrical components. With its high-quality construction, this fuse block is designed to deliver exceptional performance and reliability.

Key Features and Specifications

The Blue Sea 5031 ST Blade Fuse Block is equipped with tin-plated copper buses and fuse clips, which offer a 30 Amperes rating per circuit, ensuring efficient and safe power distribution. This model is compatible with ATO and ATC fast acting blade fuses, providing flexibility and ease of use. Here are some of the key features:
  • Copper Buses: Tin-plated copper buses ensure maximum conductivity and resistance to corrosion.
  • ATO/ATC Compatibility: Accepts a variety of fuse types, allowing for customization based on your specific needs.
For your peace of mind, we provide a detailed Owner's Manual that will guide you through installation and maintenance procedures.

Practical Applications and Benefits

The Blue Sea 5031 ST Blade Fuse Block is an essential component for a wide range of applications, from automotive and marine to RV and industrial settings. Its compact and lightweight design, with box dimensions of 2"H x 4"W x 10"L and a weight of 0.7 lbs, makes it easy to install in tight spaces. The 12-circuit layout and negative bus provide ample space for managing multiple electrical circuits, reducing the risk of overload and circuit failure. By investing in the Blue Sea 5031 ST Blade Fuse Block, you are investing in the safety and longevity of your electrical system.

What Our Customers Say

February 5, 2026

Absolutely no complaints!

I'm impressed with the highly intuitive design.

- Jens M..

February 5, 2026

Absolutely no complaints!

A significant and noticeable upgrade.

- Imogen Q..

February 5, 2026

Absolutely no complaints!

A solid and an extremely so dependable product.

- Sian A..

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