Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 30 A, 240 V, 12" Height, 3 P | AmpState

Designed specifically for Eaton - Westinghouse 11-300 motor control centers, this Breaker MCC Bucket delivers reliable protection and streamlined power distribution for industrial and commercial applications. With a 12" vertical frame and a 3-pole configuration, it seamlessly fits retrofit projects, OEM replacements, and customized MCC layouts while maintaining precise alignment with the 11-300 system.

Key specifications

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp rating: 30 A
• Voltage: 240 V (Three-phase, 60 Hz)
• Height: 12 inches
• Application: Industrial motor control, retrofit, OEM replacement

Why this Breaker MCC Bucket stands out

When you’re upgrading or maintaining an Eaton - Westinghouse 11-300 MCC, compatibility isn’t optional—it's essential. This bucket is engineered to align precisely with standard 11-300 frame rails, bus bars, and interlocks, eliminating guesswork during installation. The 30 A, 240 V three-phase rating is tailored for a broad range of motors, feeders, and control circuits found in medium-duty industrial environments, delivering dependable protection without oversizing the system. Its 12" vertical profile matches common MCC footprints, helping you avoid costly rework or field modifications.

Ideal use cases

• Retrofit projects where an existing 11-300 MCC is being updated for new loads or newer equipment
• OEM replacement to minimize downtime when a bucket component is damaged or nearing end-of-life
• Custom MCC configurations for applications such as conveyors, pumps, fans, and automated lines requiring reliable 3P 60Hz power distribution

Compatibility and installation notes

This bucket is purpose-built for the Eaton - Westinghouse 11-300 motor control center lineup, ensuring a direct, interference-free fit with no need for extensive modification. Its form factor supports straightforward mounting, secure interlock engagement, and consistent electrical connections, which reduces commissioning time and improves ongoing reliability in busy facilities.

Maintenance, reliability, and best practices

• Inspect mounting hardware and interlocks during routine maintenance to maintain a solid, vibration-free connection
• Verify bus bar alignment and conductor terminations to prevent hotspots and ensure even current distribution
• Keep the bucket clean from dust and corrosive residues in harsh environments to prolong contact integrity
• Document the bucket’s model and ratings in your maintenance logs for quick future replacements