Siemens - Marq 21 - Breaker MCC Bucket - 10 A, 600 V, 9" Height, 3 P | AmpState

The Siemens Marq 21 Breaker MCC Bucket is purpose-built for industrial motor control environments that demand precise protection, quick maintenance, and seamless integration within existing Marq 21 MCC assemblies. Featuring a 10 A, 600 V rating in a compact 3-pole configuration, this bucket delivers reliable circuit protection for demanding loads while fitting neatly into standard motor control centers.

Designed for OEM replacement and retrofit projects, this MCC bucket is a drop-in compatible component that simplifies upgrades, lowers downtime, and extends the life of your existing Siemens Marq 21 infrastructure. With a compact 9" bucket height, it maximizes panel real estate without compromising performance, making it an ideal choice for space-constrained installations or phased modernization programs.

Key specifications

• Brand: Siemens
• Series: Marq 21
• Configuration: Breaker MCC Bucket
• Rating: 10 A, 600 V
• Poles: 3-Pole
• Bucket Height: 9"
• Use case: OEM replacement and retrofit within Siemens Marq 21 MCC lineups

Why engineers choose this MCC bucket

For maintenance teams and system integrators, the Marq 21 Breaker MCC Bucket provides a reliable, purpose-built solution that aligns with existing Siemens architectures. Its 10 A rating supports typical motor starter and control circuits, while 600 V insulation accommodates standard industrial workloads. The 3-Pole design ensures balanced protection across all phases, helping minimize the risk of uneven loading and nuisance trips in multi-motor systems.

Ideal use cases

• OEM replacements to restore original performance and compatibility in Siemens Marq 21 MCC panels
• Retrofit projects when upgrading aging MCC components to maintain consistent protection and control
• New configurations in manufacturing lines where space is at a premium and a compact 9" bucket is required
• Routine maintenance intervals to ensure reliable fault isolation and quick restoration of service

Practical guidance and benefits

Choosing this MCC bucket helps reduce downtime during replacements by preserving the exact form factor and electrical characteristics of the Marq 21 system. Its specification alignment with 10 A, 600 V ensures compatibility with common motor control circuits, contactors, and overload protection used in OEM environments. With AmpState supplying authentic Siemens MCC components worldwide, you can count on genuine quality and availability for global operations, service, and replacement programs.

In practice, this bucket enables straightforward inventory management, because replacements fit the exact Marq 21 footprint and electrical profile. Whether you’re refurbishing a single MCC cabinet or outfitting multiple lines across a facility, the 9" height, 3-pole arrangement, and 10 A/600 V rating provide a clear, reliable baseline for protective coordination and system reliability.