Siemens - Marq 21 - Breaker MCC Bucket - 400 A, 208 V, 36" Height, 3 P | AmpState

When you’re upgrading or repairing a Siemens motor control center, you need an exact-fit, reliable solution that keeps downtime to a minimum. The Siemens Marq 21 Breaker MCC Bucket — 400 A, 208 V, 3-Pole, 36" height — is engineered precisely for that purpose. Designed for the Siemens Marq 21 MCC lineup, this bucket provides a genuine OEM replacement path for retrofit projects and new builds alike.

• Brand: Siemens
• Series: Marq 21
• Configuration: Breaker MCC Bucket
• Rating: 400 A, 208 V, 3-Pole
• Bucket Height: 36 inches
• Application: OEM replacement and retrofit in Siemens Marq 21 MCC systems

Why this MCC bucket fits your needs

This Breaker MCC Bucket is purpose-built for industrial motor control environments that demand robust current handling and seamless compatibility with existing Marq 21 assemblies. It’s a true plug-in replacement for aging or failed buckets, helping you maintain electrical integrity and clearance with confidence.

• Exact compatibility with Siemens Marq 21 MCC lineups ensures straightforward installation without enclosure modifications.
• High-current capability supports demanding 400 A, 208 V, 3-Pole motor loads, making it suitable for pumps, conveyors, compressors, and other heavy equipment.
• Standardized form factor 36" bucket height aligns with common MCC rack depths and mounting patterns, reducing field fitment surprises.
• OEM-replacement advantage preserves electrical and mechanical interfaces, minimizing retrofit risk and commissioning time.
• Global availability through AmpState, ensuring authentic Siemens components and reliable supply for projects worldwide.

Ideal use cases

Use this Siemens Marq 21 Breaker MCC Bucket when you need a durable, factory-authenticated replacement in:

• Manufacturing lines undergoing capacity upgrades or equipment retrofits
• OEM replacements for aging Marq 21 MCC installations
• Retrofits to support higher current motor loads in conveyors, pumps, fans, and processing equipment
• New builds requiring a trusted Siemens 400 A, 208 V, 3-Pole MCC bucket within a Marq 21 framework

Practical insights for deployment

Before installation, verify that your enclosure depth and mounting provisions accommodate a 36" bucket. This part is designed to integrate cleanly with existing connectors and bus structures in Siemens Marq 21 systems, helping you achieve reliable electrical performance from day one. If you’re coordinating replacements across multiple lines, leveraging authentic Siemens components from AmpState can streamline procurement and ensure consistent performance across sites.

AmpState supplies authentic Siemens MCC components worldwide, so you can source this Marq 21 Breaker MCC Bucket with confidence, knowing you’re getting a part that’s built to withstand harsh industrial environments and stand up to regular service cycles.