Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 150 A, 480 V, 9" Height, 3 P | AmpState

The Eaton - Westinghouse 11-300 Breaker MCC Bucket is designed to be the dependable heart of your industrial motor control center. Engineered to integrate seamlessly with 11-300 MCC chassis, this breaker bucket delivers a focused combination of power, compact footprint, and reliable service for demanding environments. With a 150 A rating at 480 V and a compact 9" vertical frame, it’s built to support both retrofit projects and OEM replacement initiatives while enabling custom MCC configurations that fit your facility’s exact needs.

Why this MCC bucket stands out

• 150 A at 480 V (three-phase, 60 Hz) to handle standard motor control and distribution loads in manufacturing, processing, and facilities operations.
• Compact, vertical 9" frame: A space-efficient solution that fits tight MCC layouts without sacrificing accessibility or serviceability.
• Three-pole configuration: Optimized for common motor control center applications requiring balanced phase control and straightforward interconnects.
• Chassis compatibility: Specifically designed for Eaton - Westinghouse 11-300 MCC systems, ensuring dependable fit and performance within established electrical cabinets.
• Versatile deployment: Appropriate for retrofit projects, OEM replacements, and custom MCC configurations — helping facilities extend the life of existing equipment while modernizing control capabilities.

Ideal use cases

• Retrofit aging MCCs to restore or enhance motor control reliability without a full cabinet replacement.
• OEM replacement scenarios where a like-for-like insert restores original performance and ease of maintenance.
• New or expanded plant layouts where a compact 9" bucket supports tighter electrical rooms and streamlined wiring pathways.
• Industrial facilities needing robust 3-phase 480 V distribution for motors, pumps, conveyors, fans, and other critical loads.

Technical highlights at a glance

• Brand / Model: Eaton - Westinghouse 11-300
• Type: Breaker MCC Bucket
• Amp rating: 150 A
• Voltage: 480 V (Three-phase, 60 Hz)
• Height / Frame: 9" vertical frame
• Pole count: 3 P
• Applications: Industrial motor control, retrofit, OEM replacement, and custom MCC configurations

Practical considerations for installation and setup

• Verify compatibility with your existing Eaton Westinghouse 11-300 MCC chassis to ensure a straightforward drop-in fit and reliable electrical connections.
• Plan for standard wiring routes and clearance around the 9" bucket height to maintain safe access for maintenance and testing.
• Consult your electrical engineer or certified technician for proper mounting, interlock compatibility, and adherence to local electrical codes during retrofit or replacement projects.