Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 50 A, 480 V, 15" Height, 3 P | AmpState

Eaton Westinghouse 11-300 Breaker MCC Bucket from AmpState is designed to slide seamlessly into your 11-300 motor control center, delivering reliable power distribution for demanding industrial environments. Built for 50 A at 480 V three-phase, this bucket is a purpose-built solution for retrofit projects, OEM replacements, and custom MCC configurations.

Key specifications

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp Rating: 50 A
• Voltage: 480 V (Three-phase, 60 Hz)
• Height: 15"
• Application: Industrial Motor Control / Retrofit / OEM Replacement

What makes this MCC bucket stand out

Designed specifically for the Eaton Westinghouse 11-300 family, this Breaker MCC Bucket ensures accurate fitment and reliable electrical contact within existing MCC bays. The 15" vertical frame aligns with standard motor control center architectures, making retrofits straightforward and downtime minimal. Its 3-pole configuration and 50 A rating are tailored for common motor loads and distribution tasks in industrial settings, helping you maintain steady performance across pumps, fans, conveyors, and processing equipment.

Ideal use cases

• Retrofit upgrades to modernize aging MCC infrastructure without a full panel replacement
• OEM replacements to minimize downtime and ensure compatibility with original specifications
• Custom MCC configurations for new or expanding motor control applications
• Spare or service stock for maintenance teams managing 480 V three-phase systems

Practical benefits and practical tips

• Accurate compatibility with Eaton Westinghouse 11-300 MCCs means fewer mounting mods and faster installation
• Solid 50 A capacity at 480 V supports typical motor starter and distribution loads in commercial and industrial facilities
• Three-phase, 60 Hz operation aligns with standard industrial power systems, reducing surprises during commissioning
• Consider keeping a mismatched-configuration spare bucket on hand to shorten downtime during maintenance or upgrades

Why choose AmpState for this replacement bucket

AmpState curates and supplies genuine and compatible MCC components designed to preserve performance and reliability. With this 11-300 Breaker MCC Bucket, you get a purpose-built solution that respects OEM specifications while enabling flexible retrofits and scalable MCC configurations. If you’re aiming to modernize your motor control center without overhauling the entire system, this bucket provides a precise fit, predictable behavior, and a faster path to uptime.