Blue Sea Systems 7446 Circuit Breaker DC Flat Rocker - UL-489 100A

The Blue Sea Systems 7446 is a UL-489 certified circuit breaker designed for demanding marine and military applications where compliance with strict safety standards is mandatory. This 100-amp DC circuit breaker is specifically suitable for use on Navy, Army, and Coast Guard vessels, as well as other vessels covered under CFR 46 regulations.

Key Features:

• UL-489 certified for military and commercial marine applications
• Magnetic hydraulic trip-free design prevents override during fault conditions
• 100A current rating with 80V DC maximum voltage
• High interrupt capacity of 10,000A for superior fault protection
• Single pole configuration with flat rocker actuator for easy operation
• Tin-plated brass terminals with #10-32 screw connections resist corrosion in marine environments

The trip-free magnetic hydraulic mechanism ensures the breaker cannot be held closed during an overload or short circuit condition, providing reliable protection for critical electrical systems. The flat rocker actuator offers intuitive ON/OFF indication and smooth operation even in challenging conditions.

Technical Specifications:

• Amperage: 100A DC
• Maximum Voltage: 80V DC
• Poles: 1
• Actuator Style: Flat Rocker
• Circuit Breaker Type: Magnetic Hydraulic - Trip Free
• Terminal Type: #10-32 Screw, Tin-Plated Brass
• Interrupt Capacity: 10,000A
• Certification: UL-489