Eaton Cutler-Hammer EB3100 100A 3P 240V Circuit Breaker, Bolt-On | AmpState

Meet the Eaton Cutler-Hammer EB3100 100A 3P 240V Bolt-On Circuit Breaker—built to protect electrical systems with precision in panelboards, load centers, and distribution networks. This 3-pole breaker is a dependable choice for daily maintenance, panel construction, and spare inventories where exact part-number matching matters.

Why it stands out

• Bolt-On installation: Fast, secure mounting in compatible enclosures, minimizing downtime during service or replacement.
• Precise electrical specs: 3 poles, 100 A, 240 V—designed for standard 3-phase distribution in commercial and light-industrial applications.
• Direct part-number match: EB3100 is the exact part you want when compatibility matters, reducing guesswork in panel builds and maintenance schedules.
• Trusted source: From Eaton Cutler-Hammer, a long-standing name in safe, reliable electrical protection.
• Ready to ship from AmpState: Easy procurement for projects, repair stock, or emergency replacements.

Ideal use cases

Use this bolt-on circuit breaker in panelboards and load centers where a 3-pole, 240 V protection device is required. It’s particularly valuable for maintenance crews who need a reliable spare that matches the exact part-number in their documentation, panel bill of materials, or installed base. The EB3100 fits electrical distribution configurations that rely on 3-phase power with a 100 A rating, delivering dependable protection for feeders, motors, and distribution circuits.

How to ensure the right fit

Need help matching a part-number or confirming compatibility? Message us and we’ll help you confirm fit.