Siemens - Marq 21 - Breaker MCC Bucket - 75 A, 600 V, 18" Height, 3 P | AmpState

Engineered for dependable performance in industrial motor control centers, the Siemens Marq 21 Breaker MCC Bucket delivers a precise 75 A, 600 V, 3-Pole configuration in an 18" tall footprint. Designed to integrate seamlessly with Siemens Marq 21 MCC lineups, this bucket is the authentic choice for OEM replacements and retrofit projects where exact fit and electrical compatibility matter.

• Configuration and rating: Breaker MCC Bucket, 3-Pole, 75 A, 600 V. This combination supports standard motor control center applications while maintaining robust fault isolation and control.
• Form factor: 18" height to match the footprint of common Marq 21 assemblies, simplifying installation and minimizing rack incompatibilities.
• Compatibility: Specifically designed for Siemens Marq 21 MCC lineups, making it an ideal OEM replacement or retrofit part to maintain consistent performance and wiring schemes.
• Trusted source: Supplied through AmpState, a global provider of authentic Siemens MCC components, ensuring genuine construction and reliable supply for worldwide projects.

Ideal use cases

• OEM replacements to restore original performance without reconfiguring surrounding hardware.
• Retrofits in aging Marq 21 MCC systems to maintain compatibility with existing breakers and bus connections.
• New installations that require a standardized, Siemens-approved MCC bucket for 3‑pole 75 A circuits at 600 V.

Why this bucket stands out

• Authentic Siemens design ensures electrical and mechanical compatibility with Marq 21 frames, reducing commissioning time and potential fit issues.
• Uniform 18" height aligns with standard Marq 21 rack dimensions, supporting smooth field upgrades and replacements.
• 3-Pole configuration optimizes control of multi-phase motors, with clear current and voltage ratings that align with common industrial loads.
• Available from AmpState, blending Siemens quality with global availability for maintenance programs, OEM contracts, and multi-site deployments.

Installation and maintenance notes

Before replacement, verify that the existing MCC bucket’s footprint, mounting points, and bus interfaces match the Siemens Marq 21 specifications. Follow standard electrical safety practices, consult Siemens installation guides for wiring diagrams, and torque mounting hardware to the factory-recommended values. This bucket is intended for use within Siemens Marq 21 MCC systems and is best paired with other genuine Marq 21 components to preserve system integrity and diagnostic consistency.

Upgrade or stock up with confidence—this Siemens Marq 21 Breaker MCC Bucket (75 A, 600 V, 3-Pole, 18" height) is designed to deliver reliable performance in demanding industrial environments. For projects requiring authentic Siemens MCC components with global availability, AmpState is your trusted source.