Eaton Westinghouse 11-300 400A 600V Breaker MCC Bucket 3P 48 Inch

Engineered for rugged industrial power distribution, the Eaton - Westinghouse 11-300 Breaker MCC Bucket delivers a precise, drop-in solution for your motor control centers. Built to support the Eaton-Westinghouse 11-300 MCC lineup, this 400 A, 600 V bucket is designed to endure demanding environments while maintaining reliable, safe operation.

Key specifications and fitment:

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp Rating: 400 A
• Voltage: 600 V (Three-phase, 60 Hz)
• Height: 48" vertical frame
• Pole: 3 P
• Applications: Industrial Motor Control, Retrofit, OEM Replacement

This MCC bucket is purpose-built for retrofit projects, OEM replacements, and custom MCC configurations. It supports seamless integration with existing 11-300 motor control centers, helping you extend the life of your equipment while maintaining consistent performance and safety standards.

Why choose this bucket?

• Certified compatibility with 11-300 MCCs: The 48" tall, 3-pole design aligns with standard Eaton-Westinghouse frames to minimize modification work during installation.
• High-current, low-loss performance: 400 A rating at 600 V supports demanding motor loads and distribution needs without overloading wiring or breakers.
• Flexible configurations: Ideal for retrofit programs, OEM replacements, and custom MCC setups—so you can tailor your power distribution to exact plant requirements.
• Streamlined maintenance planning: Keeping spare MCC buckets on hand reduces downtime when a bucket needs replacement or upgrade.

Who benefits most? Electrical engineers, maintenance technicians, and plant managers responsible for aging or expanding motor control systems in manufacturing, processing facilities, and large commercial sites. If you're upgrading to a standardized, reliable 11-300 MCC solution or replacing a worn bucket in an existing system, this unit offers a precise fit and proven reliability.

Practical tips for deployment:

• Verify the 48" vertical frame and 3-pole configuration matches your current MCC footprint to ensure a smooth retrofit.
• Plan for 600 V three-phase distribution and confirm your switchgear wiring complies with 400 A rating to avoid overfusing or misalignment.
• Keep compatible Eaton-Westinghouse 11-300 components on hand for faster maintenance and future upgrades.