Description
7443 UL-489 Circuit Breaker - 20A 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: 20A 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 7443 UL-489 Circuit Breaker is engineered for reliable protection in demanding marine and naval environments. Designed to meet UL-489 specifications, this 20-amp DC circuit breaker is ideal for use on Navy, Army, Coast Guard vessels, and other marine vessels requiring certified electrical safety components. Its rugged construction ensures durability and consistent performance under harsh conditions, making it a dependable choice for mission-critical electrical systems. The circuit breaker features a single pole with a flat rocker actuator, providing easy operation and quick reset capabilities. With a maximum voltage rating of 80V DC and an interrupt capacity of 10,000 amps, this breaker offers high protection levels against electrical faults and overloads. The magnetic hydraulic trip mechanism guarantees trip-free operation, preventing false resets during fault conditions. The terminal connections are designed with #10-32 screw terminals made of tin-plated brass, ensuring secure and corrosion-resistant connections for long-term reliability. Whether used in the control panel or distribution system, this circuit breaker adheres to strict military standards, providing peace of mind and compliance with safety regulations. Its compact design makes it suitable for installation in tight spaces without compromising performance or safety. The Blue Sea Systems 7443 circuit breaker is a critical component for marine electrical systems that demand high performance, safety, and compliance with military standards, making it an excellent choice for professional marine and naval applications.
Features:
- UL-489 compliance ensures safety standards for marine and naval use
- 20A DC current capacity for reliable circuit protection
- Flat rocker actuator for easy manual operation
- Single pole design simplifies electrical wiring
- Maximum voltage rating of 80V DC for marine electrical systems
- Magnetic hydraulic trip mechanism provides trip-free operation
- High interrupt capacity of 10,000A for fault protection
- #10-32 screw terminals made of tin-plated brass for secure connections
- Compact and durable construction suitable for demanding environments
Details
truck_freight: |
No |
oversized: |
No |
