Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 20 A, 480 V, 12" Height, 3 P | AmpState

The Eaton - Westinghouse 11-300 Breaker MCC Bucket from AmpState is a compact, rugged solution designed to power and protect motor loads within 480 V three-phase MCC environments. With a 12" vertical frame and a 20 A rating, this breaker bucket is built for reliability in industrial and commercial power distribution, offering a practical path for retrofit, OEM replacement, or custom MCC configurations.

Key specifications

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp rating: 20 A
• Voltage: 480 V (Three-phase, 60 Hz)
• Height: 12"
• Application: Industrial motor control, retrofit, OEM replacement

What makes it stand out

• Drop-in compatibility for 11-300 systems: Specifically engineered to integrate with Eaton-Westinghouse 11-300 motor control centers, reducing install time and ensuring proper bus alignment and mounting.
• Compact 12" vertical frame: Maximizes space in crowded MCC enclosures while maintaining robust three-pole (3P) protection for 480 V motors.
• Versatile configuration options: Suits retrofit projects, OEM replacements, and custom MCC configurations, giving you flexibility as your plant processes evolve.
• Industrial-grade reliability: Built to endure demanding electrical environments, helping maintain consistent power distribution and motor control uptime.
• Clear electrical compatibility: Rated for 20 A at 480 V, supporting a wide range of motor start/stop applications in manufacturing, packaging, pumping, and conveying systems.

Ideal use cases

• Retrofit projects where aging MCC buckets need a precise 11-300 compatible replacement without costly re-engineering.
• OEM replacement scenarios in new builds that require exact Eaton-Westinghouse 11-300 parts for plug-and-play reliability.
• Custom MCC configurations for facilities expanding motor control capacity or reconfiguring power distribution to support new equipment lines.
• Maintenance planning with genuine spare bucket components to minimize downtime during routine service.

Compatibility and installation tips

• Verify that your MCC frame matches the 12" vertical bucket height and 3-pole arrangement to ensure a seamless fit.
• Confirm the system is designed for 480 V three-phase operation (60 Hz) to maximize performance and safety margins.
• Handle and install following standard electrical safety practices; ensure power is isolated before replacement, and secure bus connections per manufacturer guidelines.
• Keep a stock of authentic Eaton-Westinghouse components to support quick OEM replacements and reduce downtime.

Designed for durability, precise fit, and flexible deployment, the Eaton - Westinghouse 11-300 Breaker MCC Bucket is a dependable choice for maintaining efficient motor control and reliable power distribution in industrial environments. Available through AmpState, it delivers genuine component integrity for your 11-300 MCC infrastructure and future-ready retrofit capabilities.