Eaton - Westinghouse 11-350 - Breaker MCC Bucket - 150 A, 480 V, 42" Height, 3 P | AmpState

Meet the Eaton - Westinghouse 11-350 Breaker MCC Bucket, purpose-built to slot into 11-350 motor control centers for dependable, scalable power distribution in demanding environments. With an amp rating of 150 A at 480 V and a 42" vertical frame, this bucket is engineered to handle heavy motor loads while fitting neatly into established MCC footprints. Whether you’re retrofitting aging gear, performing OEM replacements, or designing custom MCC configurations, this bucket delivers the reliability you need on the job site.

Key specifications at a glance

• Brand: Eaton
• Model: 11-350
• Type: Breaker MCC Bucket
• Amp Rating: 150 A
• Voltage: 480 V (Three-phase, 60 Hz)
• Height: 42"
• Configuration: 3P (three-pole)
• Applications: Industrial motor control, retrofit projects, OEM replacement, and custom MCC configurations

Why this MCC bucket stands out

Engineered specifically for Eaton - Westinghouse 11-350 systems, this breaker bucket offers a plug‑and‑play approach to upgrading or expanding your motor control capabilities. The tall 42" frame optimizes space in conventional switchgear rooms, enabling efficient vertical mounting while preserving accessibility for maintenance and alignment with existing bus bar layouts. The 150 A, 480 V rating makes it well suited for demanding motor drives, pumps, conveyors, fans, and other industrial loads that require robust, reliable power distribution.

Practical use cases

• : Modernize older MCCs without overhauling entire centers by swapping in the 11-350 bucket for consistent performance and spare-parts compatibility.
• OEM replacement: Maintain fleet consistency by using an exact-match bucket designed for the 11-350 family, reducing downtime and configuration guesswork.
• Custom MCC configurations: Build out scalable motor control solutions that accommodate evolving load profiles and future expansion within a standard 42" frame footprint.
• Industrial power distribution: Support reliable three-phase 480 V distribution for heavy equipment and manufacturing lines, ensuring balanced loading and predictable operation.

Benefits in real-world operation

Choosing this MCC bucket translates into fewer integration concerns and faster maintenance cycles. Its compatibility with the 11-350 series means technicians can source a known-good component, minimizing downtime during swaps. The three-phase, 480 V rating aligns with common industrial power architectures, enabling straightforward integration with existing transformers, feeders, and protection schemes. In practice, facilities gain:

• Improved reliability for critical motor loads
• Simplified spare-parts strategy and stocking decisions
• Greater design flexibility for future MCC upgrades
• Consistent electrical performance across retrofit projects

Installation and care tips

Before installation, verify frame compatibility with your current MCC enclosure and ensure proper clearance for maintenance access around the 42" bucket. During commissioning, align with existing bus bar configurations to preserve electrical integrity and minimize rework. Regular inspection of the bucket and connected cables helps prevent hotspots and ensures long-term performance in 480 V, three-phase systems.