Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 400 A, 600 V, 24" Height, 3 P | AmpState

Designed for industrial power distribution and motor control, the Eaton - Westinghouse 11-300 Breaker MCC Bucket from AmpState delivers a precise, drop-in solution for 24" frame motor control centers. Engineered to slot into 11-300 configurations, this 3-pole bucket is ideal for retrofit projects, OEM replacements, and custom MCC builds that demand reliability and consistency in high-demand environments.

• Amp rating: 400 A
• Voltage: 600 V (Three-phase, 60 Hz)
• Frame height: 24 inches
• Poles: 3P (three-pole)
• Type: Breaker MCC Bucket
• Compatibility: Specifically designed for Eaton - Westinghouse 11-300 motor control centers
• Application: Industrial motor control, retrofit, OEM replacement, and custom MCC configurations

Why this MCC bucket stands out

• Seamless retrofit capability: Maintains alignment with existing buswork and mounting provisions in 11-300 MCCs, reducing integration time during upgrades or expansions.
• Capacity to handle demanding motor loads: 400 A at 600 V provides ample headroom for starter feeders, pumps, conveyors, and other heavy-duty motor circuits.
• Solid 24" vertical frame: Matches standard MCC footprints, ensuring dependable physical fit and reliable electrical connections within the cabinet structure.
• Three-phase, 60 Hz readiness: Optimized for common industrial power systems found in manufacturing plants, processing facilities, and large commercial operations.
• OEM replacement and customization ready: A practical choice for maintainers who need consistent, field-ready buckets to support mill-wide or plant-wide MCC strategies.

Ideal use cases

• Upgrading aging MCCs in manufacturing lines that rely on robust motor control for continuous operation.
• OEM rebuilds where standardized 11-300-compatible breakers are part of a broader equipment refresh.
• Stocking spare MCC buckets to minimize downtime during maintenance or unexpected component failures.
• Designing or expanding custom MCC configurations for new production lines or process automation upgrades.

Practical considerations

• Ensure proper installation by qualified electrical personnel in accordance with relevant codes and manufacturer guidelines.
• Verify bus alignment and mounting compatibility with your existing Eaton - Westinghouse 11-300 infrastructure.
• Plan for three-phase 600 V systems and 60 Hz operation to match site electrical characteristics.

With its purpose-built compatibility, concrete 400 A/600 V rating, and 24" tall frame, this Eaton - Westinghouse 11-300 Breaker MCC Bucket from AmpState is a targeted, reliable choice for industrial motor control centers seeking dependable performance, streamlined retrofits, and scalable MCC configurations.