Circuit Protection

OverviewThe Blue Sea Systems C-Series ELCI Main Circuit Breaker is a residual-current main breaker for AC shore power panels, combining circuit switching, overcurrent protection, and leakage-to-ground protection in one front-panel-mounted unit.This...

OverviewThe Blue Sea Systems A-Series Raised Rocker Circuit Breaker is a double pole magnetic hydraulic circuit breaker that combines circuit protection and switching in one panel-mounted unit. It is built for AC and DC marine electrical panels, with...

OverviewThe Blue Sea Systems Terminal Block 20A is a closed-back independent circuit terminal block for organizing boat wiring in AC or DC systems. Each screw pair forms one isolated circuit, so it works well for tidy point-to-point wiring, circuit...

OverviewThe Blue Sea Systems PowerPost is an insulated single-stud terminal point for joining multiple high-amperage DC conductors in a clean, serviceable location. It gives battery cables, inverter feeds, windlass cables, charger leads, and other larger...

OverviewThe Blue Sea Systems C-Series is a white toggle, double-pole AC circuit breaker range for marine electrical panels where switching and overcurrent protection need to work from the same panel-mounted device. These magnetic-hydraulic breakers are...

OverviewThe Blue Sea Systems ST Blade is a screw-terminal ATO/ATC fuse block range for organizing DC branch circuit protection on boats and other marine electrical systems. It is built for systems up to 32V DC, with configurations for 6 or 12 circuits, a...

OverviewThe Blue Sea Systems C-Series Flat Rocker Circuit Breaker is a panel-mounted magnetic hydraulic breaker range for marine AC and DC electrical panels. It combines overcurrent protection and manual switching in one unit, with flat rocker operation...

OverviewThe Blue Sea Systems A-Series Toggle Circuit Breaker is a single-pole, trip-free AC/DC circuit breaker for boat electrical panels where a circuit needs both overcurrent protection and manual switching at the panel. It uses a magnetic hydraulic...

OverviewThe Blue Sea Systems C-Series Toggle Circuit Breaker is a single-pole magnetic hydraulic breaker for marine AC and DC circuit protection where a toggle switch and resettable breaker need to share the same panel position. It is used on higher-load...

OverviewThe Blue Sea Systems A-Series Flat Rocker Circuit Breaker is a single-pole magnetic-hydraulic breaker for AC and DC marine electrical panels. It combines circuit protection and switching in one panel-mounted unit, making it useful for branch...