Eaton CA3100 - 100 A, 240 V, 3-Pole Circuit Breaker | AmpState

The Eaton CA3100 is a rugged, 100A, 240V, 3-pole molded case circuit breaker designed to protect branch circuits with precision in panelboards and load centers. Built for dependable overcurrent and short-circuit protection, this unit delivers consistent performance in everyday electrical environments—from home service panels to light commercial installations.

• Compact molded case design maximizes panel space and simplifies installation in tight electrical rooms.
• Thermal-magnetic trip unit provides stable, repeatable protection, smoothly coordinating overload protection with instantaneous short-circuit response.
• 3-pole configuration ideal for 3-phase systems commonly used in commercial and light industrial applications.
• 100A, 240V rating supports substantial branch circuits while delivering reliable protection for conductors and connected equipment.
• OEM-compatible compatibility designed to work with matching load centers and panelboards for proper fit, electrical coordination, and streamlined replacements.
• Versatile applications suitable for residential, commercial, and light industrial environments, reducing the need for multiple protective devices.

Who benefits most? Electrical professionals and facility managers looking for a dependable, easily replaceable protection solution in panelboards and load centers. The CA3100 helps you prevent damage from overloads and short circuits, safeguarding wiring, devices, and overall system reliability.

Use cases and practical benefits:

• Upgrade or retrofit of panelboards in small offices, workshops, or retail spaces where 3‑phase protection is required.
• Spare or replacement breaker for existing Eaton CA-series installations, ensuring consistent trip characteristics and performance.
• Protection for feeders and branch circuits feeding motors, HVAC equipment, lighting panels, and other heavy-load circuits in light industrial settings.

Why this model stands out: its combination of a compact form factor, reliable thermal-magnetic protection, and explicit 3‑pole, 240V operation makes it a purpose-built choice for precise protection in spaces where panel real estate matters and dependable disconnection is critical. Unlike generic breakers, the CA3100 is engineered to align with Eaton’s OEM load centers, delivering predictable trip behavior and straightforward maintenance through compatible assemblies.

Tips for optimal use:

• Ensure the breaker is compatible with your OEM panelboard or load center to maintain proper fit and coordination.
• Verify that the circuit’s load and wiring gauge align with the 100A rating to prevent nuisance trips and ensure safe operation.
• Periodically test and inspect the panel area for cleanliness and secure mounting to maintain reliable protection over time.