Eaton - Westinghouse 11-350 - Breaker MCC Bucket - 300 A, 480 V, 24" Height, 3 P | AmpState

This Eaton - Westinghouse 11-350 Breaker MCC Bucket is purpose-built to drop into your existing 11-350 motor control center, delivering a seamless retrofit path for industrial power distribution and motor control applications. Rated for 300 A at 480 V (three-phase, 60 Hz) and featuring a compact 24" vertical frame, this bucket keeps your electrical infrastructure compact, organized, and ready to handle demanding loads.

Direct compatibility with Eaton-Westinghouse 11-350 MCCs

The 11-350 Breaker MCC Bucket is designed for plug-and-play integration within 11-350 motor control centers. Its 3-pole configuration supports three-phase motor circuits, making it ideal for facilities that rely on dependable, centralized motor control. The 24" height aligns with standard MCC footprints, enabling straightforward retrofit, OEM replacement, or custom MCC configurations without major chassis modifications.

Key specifications at a glance

• Brand: Eaton
• Model: 11-350
• Type: Breaker MCC Bucket
• Amp Rating: 300 A
• Voltage: 480 V (Three-phase, 60 Hz)
• Height: 24"
• Application: Industrial Motor Control / Retrofit / OEM Replacement

What makes this bucket stand out

Precision-engineered for compatibility and reliability, this MCC bucket preserves alignment with bus bars and interlocks in 11-350 centers, ensuring consistent electrical contact and predictable maintenance windows. Its 300 A capacity accommodates a broad range of motor loads common in manufacturing, processing, and distribution environments, while the 480 V rating supports modern, high-efficiency three-phase systems.

Use cases and practical applications

• Retrofit aging MCCs in factories or facilities that already use Eaton-Westinghouse 11-350 centers, restoring performance without a full center replacement.
• OEM replacement scenarios where a like-for-like bucket ensures compatibility with existing control schematics and wiring layouts.
• Custom MCC configurations that require a standardized, high-capacity breaker bucket within a 24" frame height.
• New installations that reuse existing 11-350 frames, minimizing downtime and integration effort during upgrades.

Installation and maintenance tips

• Confirm mounting pattern and bus connection locations in your 11-350 center before swapping in the bucket to avoid alignment issues.
• Verify torque specifications on mounting hardware to maintain secure mechanical and electrical connections under load.
• During retrofit, document the exact bucket position and wiring sequence to streamline future maintenance and part replacement.

Upgrade your power distribution with the Eaton - Westinghouse 11-350 Breaker MCC Bucket and enjoy a dependable, scalable solution for industrial motor control. Its targeted compatibility, solid 300 A / 480 V capability, and 24" frame make it a practical choice for retrofit projects, OEM replacements, and tailored MCC configurations that keep your facility running smoothly.