Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 300 A, 480 V, 18" Height, 3 P | AmpState

Upgrade and maintain your Eaton - Westinghouse 11-300 motor control centers with this Breaker MCC Bucket. Engineered for 300 A at 480 V, three-phase (60 Hz), this unit fits the demanding needs of industrial and commercial power distribution and motor control. Its 18-inch vertical frame height is designed to integrate with the 11-300 MCC lineup, making it a practical choice for retrofit projects, OEM replacements, or custom MCC configurations that adapt as your loads evolve.

Specification highlights

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp Rating: 300 A
• Voltage: 480 V (Three-phase, 60 Hz)
• Height: 18 inches
• Phase: 3 P
• Application: Industrial motor control, retrofit, OEM replacement

Why this MCC bucket stands out

This Breaker MCC Bucket is not just a drop-in part; it’s a strategic component that preserves the integrity of your 11-300 motor control center architecture while expanding or refreshing your electrical distribution capability. Designed specifically for the Eaton - Westinghouse 11-300 family, it maintains the exact electrical interface and mounting footprint needed for reliable, long-term operation in demanding environments. With a 300 A rating at 480 V, it handles robust motor loads and heavy distribution duties without compromising safety or performance. Its compact 18-inch vertical frame optimizes space in retrofit installations and retrofit-ready OEM replacements, helping you modernize old MCCs without a full enclosure overhaul.

Ideal use cases

• Retrofit existing 11-300 MCCs to update capacity or restore functionality after component wear
• OEM replacement to extend the life of modular motor control centers in manufacturing, processing, and facility operations
• Custom MCC configurations where a 300 A, 480 V, three-phase bucket is required within an 18" frame
• Spare bucket strategy to minimize downtime during maintenance or partial system upgrades

Who should consider this bucket

• Electrical engineers and maintenance teams managing industrial power distribution
• Electrical contractors performing retrofits or upgrades in factories, plants, or large commercial facilities
• OEMs designing or refurbishing motor control centers that rely on the Eaton - Westinghouse 11-300 ecosystem

Practical installation and compatibility tips

• Verify that the bucket’s mounting pattern and electrical interface align with your current 11-300 MCC housing
• Ensure 480 V three-phase supply and protective device coordination meet local electrical codes and system requirements
• Inspect the vertical frame for any transport damage before installation and refer to your MCC’s assembly guidelines during replacement
• Keep a spare bucket on hand to reduce downtime during maintenance or reconfiguration projects

With the Eaton - Westinghouse 11-300 Breaker MCC Bucket, you gain a dependable, purpose-built solution that aligns with your existing MCC framework while delivering the performance needed for modern industrial loads. Ready to upgrade your motor control capacity or replace a worn bucket? This 300 A, 480 V, 18" tall, 3-pole MCC bucket is designed to deliver reliable power distribution and flexible configuration for today’s demanding environments.