Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 300 A, 208 V, 12" Height, 3 P | AmpState

Engineered for robust industrial power distribution, the Eaton-Westinghouse 11-300 Breaker MCC Bucket delivers a dependable 300 A at 208 V in a compact 12" vertical frame, specifically designed for use with Eaton-Westinghouse 11-300 motor control centers.

Whether upgrading legacy MCCs, performing OEM replacement, or building a custom motor control solution, this breaker bucket slips into place to support retrofit projects and scalable MCC configurations with minimal disruption.

Key advantages

• 300 A at 208 V three-phase, 60 Hz capacity for reliable motor control and power distribution in mid-size industrial applications.
• 12" vertical frame fits standard MCC footprints and enables dense, modular layouts.
• 3-pole breaker bucket designed to align with the trip and bus bar arrangement of 11-300 centers, ensuring consistent protection across all phases.
• Retrofit-ready and OEM replacement enables quick upgrades or replacements without redesigning the entire MCC.
• Plug-and-play compatibility with Eaton-Westinghouse 11-300 systems minimizes installation time and downtime.
• Industrial-grade duty built for demanding environments common in manufacturing, processing, and facility management settings.

Technical specifications at a glance

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp rating: 300 A
• Voltage: 208 V (Three-phase, 60 Hz)
• Height: 12"
• Application: Industrial motor control, retrofit, OEM replacement

Who should consider this MCC bucket? Facilities with existing Eaton-Westinghouse 11-300 motor control centers looking to refresh or extend their life with a compatible, high-performance breaker bucket. It's especially valuable for maintenance teams aiming to minimize downtime during replacements or adding capacity to an MCC-based distribution network.

Practical tips: Before installation, verify the exact model alignment with your MCC cabinet, confirm the bus bar and mounting pattern match the 11-300 bucket, and plan downtime windows for safe replacement. If you're integrating into a mixed fleet of MCCs, this breaker bucket provides a consistent, maintenance-friendly option that streamlines spares and training for your crew.