Siemens - Marq 21 - Breaker MCC Bucket - 150 A, 208 V, 42" Height, 3 P | AmpState

Engineered for industrial motor control centers, the Siemens Marq 21 Breaker MCC Bucket delivers dependable, field-ready performance in a compact 42-inch form factor. Designed for a 150 A, 208 V, 3‑Pole configuration, this bucket is purpose-built to slot into Siemens Marq 21 MCC lineups, enabling seamless OEM replacement and straightforward retrofits in demanding plant environments.

Key to its value is its precise alignment with the Siemens Marq 21 platform. This MCC bucket is crafted for OEM replacement and retrofit applications, ensuring consistent electrical characteristics, reliable operation, and minimal integration work when upgrading or expanding existing motor control centers.

Key specifications

• Brand: Siemens
• Series: Marq 21
• Configuration: Breaker MCC Bucket
• Rating: 150 A, 208 V, 3-Pole
• Bucket Height: 42 inches

What makes this bucket a smart choice for your MCC lineup

• Tailored for Marq 21 systems: Keeps your motor control center aligned with Siemens engineering standards, reducing compatibility risks during upgrades.
• Optimized for OEM replacement and retrofit: Minimizes downtime and engineering effort when swapping in a like-for-like module in existing installations.
• Reliable three‑phase performance: The 3‑Pole configuration supports balanced, stable operation for three‑phase motors and associated drive systems.
• Specifically sized for standard maintenance cycles: The 42-inch bucket height fits typical Marq 21 rack footprints, aiding consistent enclosure fit and clearance planning.

Ideal use cases

• Upgrading aging MCC infrastructure where a direct Marq 21 replacement bucket is required to restore original performance and protection levels.
• OEM production line retrofits that demand exact Siemens components to maintain warranty and compatibility with existing control schemes.
• Spare parts strategy for maintenance programs, ensuring quick field replacements to minimize plant downtime.

With AmpState, you gains access to high‑quality Siemens MCC components supported worldwide, designed to support complex industrial environments. This Marq 21 Breaker MCC Bucket is more than a drop-in part—it’s a strategic choice for durability, compatibility, and long‑term operational reliability in motor control applications.