Blue Sea 2151 Terminal Fuse Block - 3/8" Mounting Hole - 2 Terminal Studs

Ensure the safety and reliability of your boat’s electrical system with the 2151 High-Amp Fuse Holder. Specifically engineered for marine applications, this fuse holder delivers superior protection for critical circuits such as DC mains, inverters, windlasses, and bow thrusters, all while withstanding the harsh conditions of the marine environment.

Key Features

• Innovative Isolated Stud Design: Utilizes standard 5/16" hardware, allowing for easy stacking of terminals to expand circuit protection as needed.
• High-Amp Capacity: Compact design capable of handling high current loads, making it ideal for various DC applications on your vessel.
• Space-Saving: Provides robust current protection within tight space constraints commonly found in marine installations.
• Weatherproof Construction: Built to withstand harsh marine environments, perfect for small open-cockpit boats and other exposed settings.
• Safety Features: Comes with an insulating cap to prevent accidental shorts, ensuring safe operation.
• Versatile Terminal Compatibility: Compatible with 5/16" or 3/8" ring terminals for flexible installation options.

Technical Specifications

Feature	Specification
Hardware Size	5/16" standard
Terminal Compatibility	5/16" or 3/8" ring terminals
Protection Type	High-amp DC fuse protection
Environment	Weatherproof for marine use
Applications	DC Main, Inverter, Windlass, Bow Thruster

Ideal Applications

The 2151 High-Amp Fuse Holder is perfect for protecting essential electrical circuits on your boat, including:

• DC Main Systems
• Inverter Circuits
• Windlass Operations
• Bow Thruster Controls
• Additional high-current marine electrical systems

Easy Installation

Designed with marine installers in mind, the 2151 allows for quick and secure installation using standard ring terminals. Its compact and isolated stud design facilitates stacking for multiple fuses without compromising space or accessibility.

Safety Information

WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, visit P65Warnings.ca.gov.

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.