Eaton Westinghouse 11-350 Breaker MCC Bucket 300A 600V 3P

Meet the Eaton Westinghouse 11-350 Breaker MCC Bucket — a purpose-built module for motor control centers that keeps industrial power distribution running smoothly. Engineered for the 11-350 MCC framework, this bucket delivers a robust 300 A at 600 V in a compact 36" vertical frame, designed for three-phase, 60 Hz systems.

Why this MCC bucket stands out:

• Direct-fit compatibility with Eaton-Westinghouse 11-350 motor control centers, ensuring seamless integration without costly modifications.
• High-current efficiency rated at 300 A, making it suitable for demanding motor control and power distribution tasks across manufacturing floors, pumping stations, and HVAC systems.
• Versatile applications ideal for retrofit projects, OEM replacements, and custom MCC configurations, helping you modernize or expand existing infrastructure with minimal downtime.
• Three-pole, 600 V design for reliable three-phase operation in industrial environments, supporting standard motor control and protection schemes.
• Modular frame integration within a 36" vertical footprint, aligning with typical MCC layouts and facilitating straightforward installation and maintenance.

Key specifications

• Brand: Eaton
• Model: 11-350
• Type: Breaker MCC Bucket
• Amp Rating: 300 A
• Voltage: 600 V (Three-phase, 60 Hz)
• Height: 36"
• Poles: 3P
• Application: Industrial Motor Control, Retrofit, OEM Replacement

Ideal for

• Factories and manufacturing lines requiring dependable motor control and power distribution
• Retrofit projects where uptime matters and compatibility with existing MCC frames is critical
• OEM replacement initiatives to restore original performance and reliability
• Commercial and industrial facilities seeking flexible, scalable MCC configurations

Practical guidance and benefits

Using this MCC bucket, engineers can preserve consistent electrical characteristics with the original Eaton-Westinghouse design, minimizing wiring changes and alignment issues during installation. The 300 A rating supports substantial motor loads, while the 600 V three-phase specification matches typical industrial feeders, enabling reliable startup and operation for motors, pumps, fans, and conveyors.

Key considerations for installation and maintenance include verifying frame compatibility with your existing MCC enclosure, ensuring proper torque on mounting hardware per OEM guidelines, and coordinating with your protection schemes (fuses, breakers, and control wiring) to maintain coordinated protection and safe isolation during service. For retrofit and OEM replacement projects, this bucket simplifies upgrades by preserving familiar form and function while delivering modern performance aligned with your current electrical infrastructure.