Blue Sea Systems 5187 200A Fuse Terminal – 58V DC, Blown Fuse Indicator, IP66 Marine Rated

Overview

Meet the Blue Sea Systems 5187 200A Fuse Terminal, a rugged solution designed for demanding marine electrical setups. Rated for up to 58V DC, it handles high-current protection with a clear, practical design. The visible blown-fuse indicator helps you spot issues at a glance, making routine checks less guesswork during pre-sail or dockside inspections. Built to perform in real-world conditions, this unit blends reliability with straightforward maintenance.

Key advantages

• 200A capacity supports protection for large battery banks without frequent fuse changes
• Visible blown fuse indicator enables quick assessment during maintenance tasks
• 10,000 AIC at 14V DC meets ABYC expectations for DC main circuit protection on sizable systems
• Ignition protected and IP66-rated, offering protection against water jets and engine bay exposure
• Requires use with Terminal Fuse Blocks PN 5191 or PN 2151; do not mount the fuse directly to the battery terminal

Real-world use scenarios

• Power centers for propulsion and house systems on boats with large battery banks
• High-current circuits for lighting, pumps, and auxiliary equipment needing reliable fusing
• Deck or engine room installations where splash or spray may occur, supported by IP66 protection

Installation and compatibility

• Max voltage of 58V DC ensures safe operation across common marine systems
• Pair with Terminal Fuse Blocks PN 5191 or PN 2151 to complete the protection network
• Do not mount the fuse directly to the battery terminal to preserve proper isolation

Designed to complement Blue Sea Systems products, this fuse terminal adds a tangible sense of reliability to power setups during pre-trip checks. While results depend on system design, possible benefits include safer battery management, easier maintenance, and more predictable protection in marine environments.