Eaton | MD2300 | Circuit Breaker | 300A | 2-Pole | 600V

Eaton MD2300 Circuit Breaker — 300A, 2-Pole, 600V

Meet dependable, panel-ready protection with the Eaton MD2300 circuit breaker. Designed for maintenance, retrofit, and replacement projects, this 300A, 2-pole device delivers reliable overcurrent protection for 600V systems, keeping critical electrical infrastructure safeguarded and running smoothly.

Key specifications

• Amperage: 300A
• Poles: 2-Pole
• Voltage rating: 600V
• Part reference: MD2300

Why the MD2300 stands out

• The MD2300 part number is the most reliable reference for ensuring a proper fit and electrical ratings in compatible Eaton panels.
• Coordinated protection for high-demand circuits: With a 300A rating and a two-pole design, both hot conductors disconnect together, delivering consistent protection for demanding industrial and commercial applications.
• Solid 600V readiness: Built to withstand the needs of medium- to high-voltage distribution environments, this breaker supports robust protection across distribution panels and switchgear.
• Maintenance-friendly retrofits: A straightforward replacement option for legacy setups, helping minimize downtime during upgrades or panel modernization efforts.

Ideal use cases

• Retrofits or replacements in Eaton-compatible panels where a 300A, 2-pole, 600V breaker is required.
• Maintenance upgrades for service feeders and branch circuits in industrial or commercial environments.
• Panel modernization projects where reliable, standardized trip performance is essential.

Practical tips for installation and selection

• Always verify fit and ratings against the panel’s data sheet and interior labeling before ordering.
• Use the MD2300 as the primary compatibility reference to avoid mismatches in mounting, bus connection, or trip characteristics.
• If your application demands different amperage or a different pole configuration, quantify the exact system requirements and compare with Eaton’s available alternatives.

For dependable, manufacturer-approved protection in 600V systems, the Eaton MD2300 300A 2-Pole circuit breaker offers a precise, compatible solution for maintenance, retrofit, and replacement needs. Confirm compatibility with the panel specification and proceed with confidence to protect your electrical infrastructure.