Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 5 A, 480 V, 15" Height, 3 P | AmpState

Upgrade or maintain your Eaton-Westinghouse 11-300 motor control center with this Breaker MCC Bucket, purpose-built to deliver reliable power distribution and precise motor control in demanding industrial environments. Featuring a compact 15" vertical frame and a robust 3-pole design, it integrates seamlessly into existing 11-300 cabinets while supporting a range of retrofit and OEM replacement projects.

Why this MCC bucket stands out

• Exact compatibility: specifically designed for the Eaton-Westinghouse 11-300 motor control centers, ensuring a clean, direct fit without the need for awkward adapters or custom modifications.
• Compact, industrial build: 15" vertical frame height fits standard MCC footprints, maximizing space in control rooms and switchgear enclosures.
• Three-pole configuration: engineered for balanced three-phase power distribution, delivering stable performance across industrial loads.
• Rated for 5 A at 480 V: suitable for control circuits and motor control applications that operate within this current and voltage envelope (three-phase, 60 Hz).
• Versatile applications: ideal for retrofits, OEM replacement programs, and custom MCC configurations—helping you modernize existing gear or expand your control architecture.

Specifications at a glance

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp Rating: 5 A
• Voltage: 480 V (Three-phase, 60 Hz)
• Height: 15" (vertical frame)
• Pole Count: 3 P
• Application: Industrial Motor Control, Retrofit, OEM Replacement

Ideal use cases

• Upgrading aging MCCs in manufacturing facilities to maintain reliable motor control and protection.
• OEM replacement within new equipment builds that follow the 11-300 architecture for consistency and performance.
• Custom MCC configurations where a compact, direct-fit bucket is required to maximize space and maintain layout integrity.
• Industrial power distribution where three-phase 480 V systems are standard and precise current handling is essential.

Installation and best-practice tips

• Verify frame compatibility: ensure the 15" vertical frame aligns with your existing MCC cabinet’s mounting hardware and bus connection layout.
• Prepare for a clean connection: inspect bus bars and contact surfaces for cleanliness and proper alignment before installation.
• Torque and secure: follow equipment torque specs for mounting fasteners to maintain electrical integrity and reduce vibration during operation.
• Plan for future upgrades: the 11-300-compatible bucket design supports straightforward retrofits or expansions within the same architectural family.

Whether you’re retrofitting an older MCC, stocking OEM replacement parts for rapid service, or configuring a new, tailored motor control solution, the Eaton-Westinghouse 11-300 Breaker MCC Bucket delivers dependable performance, compact integration, and a clear path for scalable industrial power distribution.