Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 125 A, 208 V, 18" Height, 3 P | AmpState

The Eaton - Westinghouse 11-300 Breaker MCC Bucket is engineered for reliability in demanding industrial motor control centers. Designed to slot seamlessly into Eaton Westinghouse 11-300 MCCs, this 125 A, 208 V breaker bucket delivers predictable current handling and rugged performance where uptime matters most.

Key specifications at a glance

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp rating: 125 A
• Voltage: 208 V (Three-phase, 60 Hz)
• Height: 18 inches
• Pole configuration: 3 P
• Application: Industrial motor control, retrofit, OEM replacement

Why this bucket stands out

What sets this MCC bucket apart is the proven compatibility with the 11-300 motor control center architecture. Rather than a generic insert, it’s a purpose-built component that supports straightforward retrofits, OEM replacements, and custom MCC configurations. Its 18" vertical frame fits into standard MCC bays, minimizing installation drama and ensuring a clean, dependable upgrade path for aging or expanding facilities.

Who benefits most

Ideal for facilities that run multiple motors and need dependable, scalable power distribution, such as manufacturing lines, pump and conveyor systems, HVAC applications, and processing plants. It’s particularly valuable for shops performing equipment modernization, spare-part pooling for maintenance teams, or engineering projects that require modular MCC expansion without redesigning an entire control center.

Functional benefits you’ll notice

• Reliable power distribution: 125 A capacity at 208 V supports essential motor loads with room for controlled startup and operation.
• Modular retrofit capability: Precisely compatible with the 11-300 family for quick upgrades and OEM replacements.
• Flexible configurations: Enables custom MCC setups, allowing you to tailor protection, control, and wiring to your exact application.
• Durable construction for harsh environments: Built to endure industrial conditions, providing long service life and reduced maintenance.
• Simplified maintenance: Standardized form factor and pole arrangement streamline inspections, part swaps, and future expansions.

Practical use cases and scenarios

Use this breaker MCC bucket when upgrading an aging motor control center, replacing a failed bucket within a 11-300 system, or expanding a facility’s motor control footprint. It’s suited for three-phase motors that operate at 208 V, where precise protection coordination and reliable disconnects are essential. In retrofit projects, its exact 18" height ensures a drop-in fit without compromising enclosure integrity or wiring routing.

Tips for installation and optimization

• Verify compatibility with your existing 11-300 MCC frame and ensure correct tie-in to the control circuitry.
• Plan for proper torque on connection points to maintain electrical integrity and minimize overheating during startup.
• Coordinate with maintenance schedules to minimize downtime when swapping in the new bucket during planned outages.
• Document the replacement part as part of your spare-parts library to speed future OEM replacements or retrofits.

For facilities investing in dependable motor control distribution, the Eaton - Westinghouse 11-300 Breaker MCC Bucket (125 A, 208 V, 18" height, 3 P) delivers a precise, retrofit-ready solution that aligns with your existing MCC architecture while enabling scalable, efficient power management. Order this OEM-compatible bucket to ensure consistent performance, easier maintenance, and a smoother path to future upgrades.