Eaton | LD3300X | Circuit Breaker | 300A | 3-Pole | 600V

Meet the Eaton LD3300X Circuit Breaker—an exacting solution for industrial panels that demand precise spec alignment. This 300A, 3-Pole, 600V unit is built for maintenance, retrofit, and replacement tasks where matching specs are required, delivering dependable protection without compromisng panel integrity.

Key advantages you’ll value:

• 300 A current rating to safely interrupt heavy-load circuits in demanding settings.
• 3-Pole design tailored for three-phase systems, ensuring balanced protection across all conductors.
• 600V maximum voltage suitable for common medium-voltage applications in commercial and industrial environments.
• Exact compatibility reference part number LD3300X—the best reference for confirming fit with existing Eaton gear and replacement panels.
• Ideal for maintenance, retrofit, and replacement workflows, helping minimize downtime with a trusted Eaton solution.

Who should consider this breaker?

• Facility engineers and electricians upgrading service panels, switchgear, or distribution boards that require an Eaton LD3300X specification.
• Maintenance teams executing retrofit projects where preserving protection coordination is essential.
• Projects using 3-phase loads within Eaton-powered electrical systems that need reliable 300A, 600V protection.

Use cases and practical benefits

• Retrofit existing installations to restore original protection levels after component wear or panel upgrades.
• Replace worn or damaged breakers in 3-phase feeders to restore safe operation and minimize downtime.
• Support expansion or reconfiguration by matching protection devices to new loads without changing other components.

Installation considerations

• Important Confirm fit and ratings before ordering. The LD3300X part number is the best reference for compatibility with your Eaton equipment. Verify that your panel’s bus, mounting geometry, and trip characteristics align with this specification.

Why choose Eaton for circuit protection?

• Reliability in demanding environments backed by Eaton’s engineering heritage, simplifying ongoing maintenance and future servicing.
• Designed to integrate smoothly with Eaton’s protection device family, aiding lifecycle management and reducing compatibility concerns during upgrades.