Allen-Bradley 42450-800-01 NSFB Circuit Breaker

The Allen-Bradley 42450-800-01 NSFB Circuit Breaker provides robust overcurrent protection for industrial power distribution, guarding control panels, motor control centers, and other critical equipment against faults. This 3-pole device is rated for 800 A and up to 600 VAC, with a thermal-magnetic trip and a high interrupt capacity for industrial applications. It is designed for panel or fixed-mount installation and carries the NSFB (New Surplus Factory Box) condition. Commonly used in manufacturing facilities, automation systems, HVAC equipment, and power distribution panels to safeguard equipment and maintain operational continuity.