Eaton - Westinghouse 11-300 - Breaker MCC Bucket - 30 A, 480 V, 6" Height, 3 P | AmpState

Eaton Westinghouse 11-300 Breaker MCC Bucket — 30 A, 480 V, 3-Phase, 6" Tall — the precise, industrial-grade solution for motor control centers. Built to integrate with Eaton-Westinghouse 11-300 MCCs, this breaker bucket delivers dependable protection for a wide range of motor-driven equipment in commercial and industrial settings.

Designed for retrofit and OEM replacement, this 6" vertical-frame MCC bucket is purposefully engineered to slot into standard 11-300 configurations. Whether you’re upgrading aging infrastructure, stocking service parts, or creating customized MCC layouts, this bucket keeps your motor circuits protected and your downtime minimal.

Why this MCC bucket stands out

• Exact compatibility with 11-300 MCCs: 3-pole design for three-phase systems, ensuring correct alignment with buswork and control wiring in Eaton-Westinghouse frames.
• Clear performance for demanding loads: 30 A rating at 480 V (three-phase, 60 Hz) suitable for a range of motors, pumps, fans, and conveyors common in industrial facilities.
• Compact, versatile form factor: 6" vertical frame height facilitates retrofits and custom MCC configurations without overhauling existing racks.
• OEM replacement mindset: Designed to match original Eaton-Westinghouse components, helping maintain stock compatibility and service continuity.

Ideal applications and use cases

• Retrofits of aging motor control centers to restore reliable motor protection without a full panel rebuild.
• OEM replacement parts for service teams maintaining facilities with 11-300 MCCs.
• Custom MCC configurations where space is constrained but dependable overcurrent protection is required.
• Industrial environments including manufacturing lines, HVAC systems, material handling, and process equipment that rely on 3-phase 480 V motor control.

Practical guidance for deployment

Ensure the replacement bucket is compatible with an existing 11-300 frame, and have qualified personnel perform installation following all safety and LOTO procedures. Confirm the three-phase 480 V supply and 60 Hz frequency match your facility’s electrical system. Use this bucket as part of a broader maintenance plan to reduce downtime and extend the life of your motor-controlled equipment.

Specifications at a glance

• Brand: Eaton
• Model: 11-300
• Type: Breaker MCC Bucket
• Amp Rating: 30 A
• Voltage: 480 V (Three-phase, 60 Hz)
• Height: 6"
• Poles: 3 P
• Application: Industrial Motor Control / Retrofit / OEM Replacement