Siemens - Marq 21 - Breaker MCC Bucket - 25 A, 600 V, 6" Height, 3 P | AmpState

The Siemens Marq 21 Breaker MCC Bucket is purpose-built for demanding industrial motor control environments that require 25 A, 600 V, 3-Pole protection. Designed to integrate seamlessly with the Siemens Marq 21 MCC lineup, this 6" high bucket is the reliable choice for OEM replacements and retrofit projects, helping you keep equipment downtime to a minimum while preserving control-panel integrity.

What makes this MCC bucket unique

• Exact Marq 21 compatibility: Engineered to slot into Siemens Marq 21 MCC configurations without modification, ensuring precise alignment with mounting footprints and wiring schemes.
• Clear spec alignment: Rated for 25 A, 600 V across a 3-Pole setup, delivering dependable motor protection for a wide range of industrial loads.
• Compact, standardized footprint: With a 6" bucket height, it fits neatly into common MCC enclosures, simplifying replacements and inventory planning.
• OEM replacement and retrofit ready: Specifically built to retrofit aging systems or to be incorporated into new equipment that follows the Marq 21 platform, reducing engineering time and field wiring adjustments.
• Durable, panel-friendly construction: Designed to withstand the rigors of industrial environments while maintaining reliable electrical contact and protection performance.

Ideal use cases

• OEM assemblies that require seamless Siemens Marq 21 MCC integration, from initial equipment builds to factory upgrades.
• Maintenance and retrofit projects where existing Marq 21 systems need a like-for-like replacement to minimize downtime and preserve control logic.
• Facilities upgrading motor control protection in conveyors, pumps, fans, and compressors that rely on reliable, plug-and-play MCC components.

Why operators choose this MCC bucket

Choosing the Siemens Marq 21 Breaker MCC Bucket means opting for a component that preserves system behavior. By matching the Marq 21 family’s electrical and mechanical interfaces, you avoid re-engineering control panels, re-wiring, or recalibrating protections. The result is faster maintenance cycles, consistent protection characteristics, and a smoother path from retrofits to new installations.

Installation and compatibility notes

Ensure your panel is designed for Siemens Marq 21 MCC configurations and that the surrounding enclosure is suitable for 600 V systems. Verify the 3-Pole arrangement aligns with your motor starter wiring and that the 6" bucket height fits the available space in your MCC cabinet. As with any critical protection device, follow your site’s safety procedures during replacement to maintain proper isolation and secure mounting.

Quality you can trust from AmpState

AmpState sources authentic Siemens MCC components worldwide, delivering genuine parts that align with your existing Marq 21 infrastructure. When you choose this breaker MCC bucket, you’re getting a reliable, compatible solution backed by a global supply network designed to support ongoing maintenance and strategic upgrades.