Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 75 A, 480 V, 9" Height, 3 P | AmpState

Engineered for demanding industrial environments, the Eaton Westinghouse 11-300 Breaker MCC Bucket is a precise, bolt-in solution designed to slot into 11-300 motor control centers. With a 75 A rating at 480 V, this unit powers reliable motor control and distribution for commercial facilities, manufacturing floors, and processing plants where downtime is costly and efficiency matters. Its 9" vertical frame is purpose-built for retrofit, OEM replacement, and custom MCC configurations, making it easier to refresh aging gear without a full cabinet rebuild.

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp rating: 75 A
• Voltage: 480 V (Three-phase, 60 Hz)
• Height: 9 inches
• Poles: 3P
• Applications: Industrial motor control, retrofit projects, OEM replacements, and custom MCC configurations

What makes this MCC bucket stand out

This MCC bucket isn’t a generic drop-in runner. It’s a purpose-built component designed to align perfectly with Eaton-Westinghouse 11-300 frames, ensuring seamless integration with existing bus, mounting patterns, and wiring schemes. The 9" vertical footprint preserves valuable cabinet space while delivering robust 75 A capacity at 480 V, making it ideal for mid-range motor control duties and critical feeders in industrial settings.

Ideal use cases

• Retrofitting aging MCCs to restore reliability without altering the cabinet’s overall footprint
• OEM replacements that maintain original performance characteristics and frame compatibility
• Custom MCC configurations where precise breaker alignment and space efficiency are essential
• Industrial power distribution tasks in manufacturing lines, compressors, pumps, conveyors, and processing equipment

Why choose this over generic alternatives

The 11-300 Breaker MCC Bucket delivers a plug-and-play fit for Eaton-Westinghouse systems, reducing installation time and minimizing modification risks. By sticking to the manufacturers’ dedicated frame and electrical specifications, you gain predictable performance, consistent trip characteristics, and streamlined maintenance compared with non-specific buckets that may require adapters or field adjustments.

Practical guidance for deployment

• Confirm compatibility with your existing 11-300 MCC frame and bus assembly before installation to ensure seamless mounting and electrical routing
• Plan for standard three-phase 480 V control schemes and verify conductor sizing aligns with 75 A ratings
• In retrofit scenarios, map the bucket’s touchpoints to current wiring layouts to minimize rewiring or reconfiguration tasks
• Use this bucket as part of a broader maintenance schedule to sustain motor control reliability and reduce unplanned downtime

Designed for professionals who demand dependable, factory-grade components, this Eaton Westinghouse 11-300 Breaker MCC Bucket helps you modernize power distribution and motor control without sacrificing cabinet integrity or performance. Whether upgrading an existing MCC or building a tailored configuration from the ground up, it delivers the essential blend of compatibility, capacity, and practical versatility you need in demanding industrial environments.