Blue Sea Systems 7440 UL-489 5A Flat Rocker Circuit Breaker for Marine and Industrial Applications

7440 UL-489 Circuit Breaker - 5A Flat Rocker

Suitable for use when UL-489 specifications are required (Navy, Army, or Coast Guard vessels, and other vessels covered under CFR 46).

Specifications:

• Amperage: 5A DC
• Actuator Style: Flat Rocker
• Poles: 1
• Maximum Voltage: 80V DC
• Circuit Breaker Type: Magnetic Hydraulic - Trip Free
• Terminal Type: #10-32 Screw Tin-Plated Brass
• Interrupt Capacity: 10000A

The Blue Sea Systems 7440 UL-489 circuit breaker offers reliable protection with a 5-ampere DC rating, designed specifically for demanding environments such as Navy, Army, Coast Guard vessels, and other maritime applications requiring UL-489 certification. Its flat rocker actuator provides easy operation and a clear ON/OFF indication, ensuring quick response during critical moments. Built with a magnetic hydraulic trip mechanism, this breaker is trip-free, preventing accidental bypass and ensuring safety during overload conditions. The #10-32 screw terminals are made of tin-plated brass, providing excellent conductivity and corrosion resistance for long-term durability in harsh marine environments. With an interrupt capacity of 10,000 amperes, it can handle high fault currents, making it suitable for complex electrical systems. The maximum voltage rating of 80 volts DC aligns with typical marine and industrial power systems, offering versatile installation options. Designed for ease of installation and maintenance, this circuit breaker is an essential component for electrical safety and system integrity on vessels and industrial equipment.

Constructed by Blue Sea Systems, a trusted name in marine electrical components, the 7440 UL-489 circuit breaker adheres to strict safety standards and industry certifications. Its compact design allows for seamless integration into existing panels or distribution blocks, ensuring minimal space requirements without sacrificing performance. Whether used in new installations or as a replacement part, this breaker delivers consistent, reliable protection against electrical faults. Its rugged construction and high interrupt capacity make it suitable for applications where safety and performance are paramount. Trust the Blue Sea Systems 7440 UL-489 circuit breaker to safeguard your electrical systems while providing peace of mind in demanding environments.

Features:

• UL-489 certification suitable for marine and industrial applications

• 5A DC amperage rating for reliable circuit protection

• Flat rocker actuator for easy operation

• Single pole design simplifies installation

• Maximum voltage of 80V DC for versatile use

• Magnetic hydraulic trip mechanism with trip-free operation

• Tin-plated brass #10-32 screw terminals for corrosion resistance

• High interrupt capacity of 10,000A for handling fault currents