Blue Sea Systems 7440 UL-489 Circuit Breaker 5A DC Flat Rocker

The Blue Sea Systems 7440 is a UL-489 approved circuit breaker designed for critical marine and military applications where the highest safety standards are required. This 5 amp DC circuit breaker is specifically suitable for Navy, Army, and Coast Guard vessels, as well as commercial vessels covered under CFR 46 regulations.

Key Features:

• Magnetic hydraulic trip-free design prevents manual override during fault conditions
• Flat rocker actuator for clean, professional panel installation
• Single pole configuration for straightforward DC circuit protection
• Tin-plated brass terminals resist corrosion in marine environments
• High 10,000A interrupt capacity handles severe short circuit conditions
• Rated for up to 80V DC applications

Specifications:

• Amperage Rating: 5A 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

Blue Sea Systems circuit breakers are engineered for the harsh marine environment, providing reliable overcurrent protection for DC electrical systems on boats, RVs, and commercial vessels.