Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 300 A, 480 V, 24" Height, 3 P | AmpState

Introducing the Eaton - Westinghouse 11-300 Breaker MCC Bucket — a purpose-built housing designed for Eaton-Westinghouse 11-300 motor control centers. Rated for 300 A at 480 V and configured around a compact 24" vertical frame, this breaker bucket delivers dependable power distribution in demanding industrial environments. Whether you’re retrofitting older MCCs, performing OEM replacements, or configuring custom MCC layouts, this bucket provides a precise, plug-in-compatible solution.

Specifications

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp Rating: 300 A
• Voltage: 480 V (Three-phase, 60 Hz)
• Height: 24"
• Poles: 3 P
• Application: Industrial Motor Control / Retrofit / OEM Replacement

Use cases and ideal applications

• Retrofit of existing 11-300 MCCs to restore or upgrade motor control capacity without a full panel replacement.
• OEM replacement in new installations that require exact form, fit, and function with Eaton-Westinghouse MCC systems.
• Configuring custom motor control center layouts for specific industrial processes and load profiles.
• Industrial power distribution setups in manufacturing, processing, and facilities that run on 480 V three-phase power.
• Strategic spare-part planning to minimize downtime during maintenance or component failures.

Why this MCC bucket stands out

• Exact compatibility: Specifically designed for Eaton-Westinghouse 11-300 MCCs, ensuring seamless integration with existing bus, lugs, and interface standards.
• Compact, versatile frame: 24" vertical frame fits standard MCC bays, enabling efficient use of space in control rooms and equipment rooms.
• Robust motor control capability: 300 A capacity supports substantial motor loads, balancing performance with modular maintenance.
• Modular retrofit ready: Built to simplify field upgrades and configuration changes, reducing installation time and disruption.
• Industrial-grade construction: Designed to withstand demanding environments where reliability and uptime are critical.

Installation, compatibility, and best practices

Designed for retrofit, OEM replacement, and custom MCC configurations, this bucket integrates with the broader Eaton-Westinghouse 11-300 ecosystem. When planning installation, verify the 24" height, 3-pole design, and 480 V three-phase supply to ensure a smooth plug-in fit. Maintain clear access for service and periodic inspection of connections, and reference your facility’s motor load requirements to match the bucket’s 300 A rating with actual demand. Keeping this bucket in a dedicated MCC lineup simplifies inventory management and speeds future maintenance or upgrades.

Maintenance and lifecycle considerations

To maximize uptime, pair the breaker MCC bucket with regular inspection of electrical connections and cooling pathways in the MCC. Store spare buckets in a dry, protected environment and document every retrofit or replacement for accurate maintenance records. With proper care, this 11-300 bucket delivers consistent performance and a reliable pathway for motor control distribution in industrial settings.