Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 75 A, 480 V, 12" Height, 3 P | AmpState

The Eaton - Westinghouse 11-300 Breaker MCC Bucket is the reliable plug‑in solution your motor control center needs. Designed to integrate with Eaton Westinghouse 11-300 MCCs, this 75 A, 480 V, three‑phase bucket ensures solid power distribution and dependable motor control for demanding industrial and commercial environments. Its compact 12-inch vertical frame supports streamlined retrofits and OEM replacement projects, keeping downtime to a minimum while preserving the integrity of your control architecture.

• Electrical rating: 75 A at 480 V (three‑phase, 60 Hz) for medium‑duty motor loads
• Physical footprint: 12" vertical frame that fits standard MCC enclosures without sacrificing serviceability
• retrofit and customization ready: ideal for retrofit campaigns, OEM replacements, or bespoke MCC configurations
• Forge better uptime: purpose‑built for the 11‑300 series to deliver precise fit, reliable operation, and consistent performance
• Compatibility: specifically designed to work with Eaton - Westinghouse 11‑300 motor control centers

Who benefits most: facilities running medium‑sized motors in manufacturing, processing, packaging, HVAC, conveyors, pumps, and other equipment that operate at 75 A or less at 480 V. If you’re upgrading aging MCCs, expanding control capabilities, or replacing a worn bucket, this unit provides a seamless upgrade path that preserves existing wiring layouts and connector interfaces.

Why this bucket stands out: it isn’t a generic MCC component. It’s engineered to align with the exact dimensions, bus connections, and mounting requirements of the 11‑300 architecture, delivering confident electrical performance and straightforward installation. The result is faster maintenance, reduced downtime, and fewer compatibility surprises during retrofits or OEM replacements.

Practical tips for installation and use: verify that your panel opening and mounting rails match the 12" frame, confirm three‑phase 480 V supply compatibility, and prepare clean, properly torqued bus connectors to ensure a solid electrical connection. When performing retrofit work, reference the 11‑300 wiring diagram and ensure any protective devices and interlocks remain coordinated with the new bucket configuration.

Specifications at a glance

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp Rating: 75 A
• Voltage: 480 V (Three-phase, 60 Hz)
• Height: 12 inches
• Applications: Industrial Motor Control / Retrofit / OEM Replacement
• Available from: AmpState