Cutler Hammer 3T100FB - 100A, Circuit Breaker

The Cutler Hammer 3T100FB is a dependable 100A circuit breaker designed to safeguard your electrical system from overcurrent events. Built for demanding environments, this device delivers reliable interruption to protect wiring, panels, and connected equipment in industrial and commercial settings. Ideal for panelboards, switchboards, control panels, and OEM equipment, the 3T100FB helps keep distribution panels and motor control centers safe and operational.

• Current rating: 100A — provides robust protection for feeders and branch circuits by breaking the circuit when overcurrent occurs.
• Breaker type: Circuit Breaker — automatic interruption during faults to prevent damage and downtime.
• Applications: Suited for panelboards, switchboards, control panels, and OEM equipment; commonly used in distribution panels and motor control centers.
• Ideal for: Industrial, commercial, and OEM environments where dependable overcurrent protection and safe operation are critical.
• Durability and design: Crafted to support continuous operation in demanding electrical infrastructures and to reliably protect 100A circuits.

Practical use cases bring this breaker to life: in a manufacturing facility, the 3T100FB shields the feeder supplying critical equipment on a production line; in an OEM build, it protects power feeds to motors and drives within a compact control cabinet; in a distribution panel, it serves as a reliable first line of defense against electrical faults. With the Cutler Hammer 3T100FB, you gain not just a component, but a trusted protection strategy that minimizes risk and maximizes uptime.

Who benefits most — electricians, facility engineers, and OEM integrators who need clear, proven overcurrent protection for 100A circuits without compromising panel footprint or compatibility. If you’re upgrading or stocking spare parts for robust distribution and motor control centers, the 3T100FB is designed to integrate smoothly into your existing 100A protection scheme.

Tips for effective use: verify compatibility with your panelboard or MCC enclosure, ensure correct labeling and trip settings, and replace only with the same 100A rating to maintain protective coordination. With proper installation and maintenance, the Cutler Hammer 3T100FB delivers consistent protection and peace of mind across your electrical infrastructure.