Eaton - Cutler Hammer - Westinghouse - 5 Star Series - Breaker MCC Bucket - 400 A, 480 V, 48" Height, 3 P | AmpState

Eaton - Cutler Hammer - Westinghouse 5 Star Series Breaker MCC Bucket designed for heavy-duty industrial motor control centers. This 400 A, 480 V, 3-Pole configuration is purpose-built to integrate seamlessly into Eaton Cutler Hammer Westinghouse 5 Star Series MCC lineups, delivering reliable performance in demanding environments.

Why this MCC bucket stands out

• Direct replacement or retrofit: Engineered to slot into existing 5 Star Series installations, minimizing downtime and wiring rework while preserving labeling, terminals, and mounting geometry.
• High-capacity performance: 400 amp current rating at 480 VAC provides robust handling for large motor loads, pumps, conveyors, and other industrial equipment without compromising protection or control.
• Standardized 48" bucket height: Aligns with common MCC rack dimensions, simplifying compatibility checks and reducing the risk of misfit during upgrade projects.
• Three-pole configuration: Delivers synchronized protection for three-phase motor systems, supporting balanced loads and improved protection schemes in industrial plants.
• 5 Star Series compatibility: Built to maintain the same electrical characteristics, mounting patterns, and control integrity as your existing Eaton/Cutler Hammer/Westinghouse components.
• Reliability in harsh environments: Crafted to withstand industrial settings, with robust construction that helps sustain uptime in challenging temperature, humidity, and vibration conditions.

Practical use cases and benefits

• Retrofit aging MCCs: Upgrade older 5 Star Series centers with a modern, ready-to-install bucket that preserves system behavior while improving protection performance.
• New installations: Ideal for new builds that require a proven 5 Star design, ensuring long-term serviceability and part availability through Eaton lineage.
• Guaranteed compatibility: By matching the 5 Star Series form factor and 48" bucket height, you minimize integration questions and field rewiring challenges during commissioning.
• Maintenance-friendly solution: Standardized components simplify spare parts management and future replacements, reducing maintenance lead times.

Who benefits most

• Maintenance engineers and plant electricians responsible for motor control centers in manufacturing, process plants, and heavy industriales
• OEMs integrating motor control infrastructure into equipment housings that rely on Eaton 5 Star Series architecture
• Facility managers seeking dependable, long-lasting MCC components with broad availability and technical support

Key specifications at a glance

• Brand: Eaton - Cutler Hammer - Westinghouse
• Series: 5 Star Series
• Configuration: Breaker MCC Bucket
• Current rating: 400 A
• Voltage: 480 V
• Pole: 3-Pole
• Bucket height: 48 inches

Service and support you can count on

AmpState provides access to high-quality MCC buckets, retrofit solutions, and industrial motor control components with global delivery and expert technical support. If you’re upgrading, retrofitting, or maintaining a 5 Star Series motor control center, this bucket helps you preserve system performance while simplifying parts availability and future serviceability.

Tips for smooth adoption

• Confirm the compatibility of the 48" MCC bucket with your existing rails and mounting hardware before purchase.
• Review your center’s protection coordination to ensure the 400 A, 480 V, 3-Pole rating aligns with upstream breakers and downstream motor loads.
• Coordinate with your electrical safety program and installation team to plan for a minimal downtime retrofit window.