Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 400 A, 480 V, 42" Height, 3 P | AmpState

The Eaton-Westinghouse 11-300 Breaker MCC Bucket from AmpState is engineered to power large industrial motor control centers with precision and reliability. Built to pair with the 11-300 frame, this breaker bucket delivers 400 A at 480 V in a compact, 42" tall vertical frame—the ideal combination for demanding power distribution and motor control applications.

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp Rating: 400 A
• Voltage: 480 V (Three-phase, 60 Hz)
• Height: 42 inches
• Configuration: 3-Phase, 3-Pole (3P)
• Applications: Industrial Motor Control, Retrofit, OEM Replacement

Why this specific MCC bucket stands out in the field:

• OEM-ready compatibility: Precisely designed for Eaton-Westinghouse 11-300 MCCs, ensuring a seamless fit and optimal electrical performance without extensive modification.
• Retrofit- and replacement-friendly: The 42" vertical frame and standardized 3P configuration simplify upgrades or OEM replacements in existing installations, minimizing downtime.
• High-capacity, reliable power handling: Supporting up to 400 A at 480 V, it’s built to manage heavy motor loads typical in manufacturing, pumping stations, and process lines.
• Versatile for custom MCC configurations: Ideal for creating or upgrading modular motor control solutions, enabling scalable power distribution as plant needs evolve.

Ideal use scenarios:

• Updating aging motor control centers in manufacturing facilities that run large motors, conveyors, or pump systems.
• OEM replacements in facilities that standardize on the Eaton-Westinghouse 11-300 architecture for reliability and cross-support with existing spares.
• Retrofits where space planning matters—this 42" frame fits typical MCC bays while delivering robust three-phase protection and distribution.

Practical considerations to maximize performance:

• Confirm alignment with your MCC bay dimensions and the 11-300 frame to ensure a smooth installation.
• Plan wiring and protection schemes around the 3-pole, 400 A, 480 V rating to maintain system safety and efficiency.
• Maintain documentation for OEM replacement parts and service records to streamline future maintenance cycles.
• Pair with compatible Eaton-Westinghouse accessories and enclosures to preserve integration integrity and electrical clearance.

Designed for professionals who demand durable, purpose-built MCC components, this Breaker MCC Bucket from AmpState delivers exacting specifications with practical advantages that reduce downtime and support scalable power distribution. If you’re upgrading, retrofitting, or configuring a new MCC, the Eaton 11-300 bucket offers a dependable path to consistent motor control performance.