Challenger CB3100 Circuit Breaker, 100A, 3-Pole, 240V

The Challenger CB3100 Circuit Breaker delivers dependable protection for industrial electrical service, maintenance, and replacement projects. With a sturdy 100 A rating, a 3-pole design, and 240V operation, it’s built to safeguard your 3-phase systems and keep downtime to a minimum. Confirm compatibility using the part number CB3100 and your specific application requirements for a precise fit.

• Three-pole design provides simultaneous disconnection across all phases in 3-phase circuits, enhancing safety and safeguarding equipment from phase-to-phase faults.
• 100 A current capacity well-suited for motor feeders, conveyors, pumps, and other high-demand industrial loads.
• 240V compatibility aligns with standard industrial power distributions, enabling straightforward integration into existing panels and enclosures.
• Reliable Challenger reliability backed by decades of industrial electrical experience, designed to endure tough plant environments and simplify maintenance with familiar form factor.
• Easy compatibility verification— use the part number to confirm fit with your panel, and consult us if you need help matching the CB3100 to your application.

Practical use cases

Ideal for upgrading aging panels or stocking spare breakers in maintenance programs. Use the CB3100 to protect 3-phase motors in manufacturing lines, safeguard feeders feeding critical equipment, or replace a failed breaker in a 240V industrial panel. Its 3-pole configuration ensures all live conductors are interrupted together, reducing the risk of backfeed and electrical hazards.

Who benefits most

• Electrical engineers and technicians responsible for industrial power distribution
• Maintenance managers seeking reliable, drop-in replacements
• Procurement teams needing a clear, compatible part number for inventory control

Compatibility and purchase guidance

For best results, verify fit by the exact part number CB3100 and ensure it matches your panel’s requirements and mounting specifications. If you need help confirming compatibility or matching a part number to your application, send us a message and our team will assist with the fit check.

When you’re ready to protect your 3-phase power with a trusted Challenger solution, the CB3100 Circuit Breaker—100 A, 3-pole, 240V—is prepared to support your uptime and safety goals.