Eaton | LA3350 | Circuit Breaker | 3-Pole

Eaton LA3350 — 3-Pole Circuit Breaker for 3-Phase Protection

The Eaton LA3350 is a purpose-built 3-pole circuit breaker designed to protect three-phase electrical systems. It’s an ideal choice for maintenance, retrofit, and replacement projects where exact specifications matter and a reliable, familiar form factor is essential.

Why the LA3350 stands out

• Three-pole design for complete 3-phase protection: Safely interrupts all three conductors in a 3-phase circuit to maintain system integrity and safety.
• Best compatibility reference: The part number LA3350 is your most reliable guide when matching this breaker to panels and other Eaton components.
• Engineered for retrofit and replacement: Specifically suited for updating or replacing breakers in existing Eaton-based installations without compromising protection characteristics.
• Clear verification requirement: Confirm fit and ratings before ordering to ensure seamless integration with your panel labeling and system design.

Ideal applications and use cases

Perfect for industrial and commercial environments that rely on 3-phase distribution, such as manufacturing lines, data centers, and control panels. Use the LA3350 during:

• Maintenance to replace aging or worn breakers
• Retrofit projects to upgrade existing panels
• Replacement tasks where exact specifications are non-negotiable

Installation and compatibility considerations

Before purchasing, verify that your panel and system requirements align with the LA3350’s specifications. The part number itself is the most reliable reference for compatibility, so cross-check it against your panel’s documentation. When installing, follow standard safety practices, power down the equipment, and consult the manufacturer’s installation instructions to ensure proper seating and operation.

Specification snapshot

Poles: 3-Pole