Blue Sea Systems 5184 Battery Terminal Fuse 125A – 10,000 AIC

Meet the Blue Sea Systems 5184 Battery Terminal Fuse in a distinctive blue housing, designed for robust DC main circuit protection on larger battery banks. With a 125-amp rating and an impressive 10,000 AIC at 14V DC, this compact fuse is built to stand up to demanding marine and off-grid power setups while keeping installation tidy.

Key specifications

• 125-AMP rating for reliable main circuit protection
• 10,000 AIC at 14V DC for strong interrupt capability
• ABYC compliant for DC main circuit protection on large battery banks
• Requires Terminal Fuse Blocks PN 5191 or PN 2151
• Do not mount the fuse directly to the battery terminal
• Package dimensions: 3.555 cm L × 8.128 cm W × 0.508 cm H

Fit, finish, and compatibility

The fuse features the brand’s signature blue finish, offering quick visual identification and a slim profile that fits alongside fuse blocks and wiring harnesses. Its compact footprint helps conserve space in tight consoles, engine bays, or control panels.

• Designed to pair with Terminal Fuse Blocks PN 5191 or PN 2151
• Blue housing enhances visibility in cluttered power layouts

Real-world use cases

Ideal for marine installations, RVs, and off-grid systems where dependable main-circuit protection matters. While results will vary by setup, the 125A rating is intended to support large battery banks under heavy load while helping protect wiring and components.

Installation guidance

• Install only with compatible fuse blocks (PN 5191 or PN 2151)
• Do not mount directly to the battery terminal
• Follow standard electrical practices and ABYC guidelines for DC circuits

With its compact form, clear labeling, and proven electrical characteristics, the 5184 fuse is a practical part of a well-organized power distribution system.