Siemens - Marq 21 - Breaker MCC Bucket - 20 A, 480 V, 18" Height, 3 P | AmpState

The Siemens Marq 21 Breaker MCC Bucket is a purpose-built component for industrial motor control centers, delivering a precise 20 A, 480 V, 3-Pole configuration within the Siemens Marq 21 MCC lineup. Engineered for OEM replacement and retrofit projects, this bucket keeps your system aligned with Siemens controls and protection schemes while preserving enclosure integrity.

• Brand: Siemens
• Series: Marq 21
• Configuration: Breaker MCC Bucket
• Rating: 20 A, 480 V, 3-Pole
• Bucket Height: 18"

Designed specifically for use in Siemens Marq 21 MCC lineups, this MCC bucket is ideal for OEM replacement and retrofit applications. It ensures electrical characteristics and physical fit align with your existing Marq 21 infrastructure, reducing downtime and easing maintenance planning.

Why this bucket matters

• Built to slot into Marq 21 MCC enclosures without modification, preserving alignment with bus, control wiring, and protection schematics.
• precise protection tier: 20 A, 480 V, 3-Pole configuration supports standard motor control circuits, enabling reliable switching and protection for typical industrial loads.
• retrofit-friendly: Ideal for upgrading aging MCCs or standardizing components across multiple lines, helping to reduce inventory complexity and improve spare-part availability.
• space-conscious design: An 18" tall bucket fits a range of Marq 21 enclosure depths, enabling efficient use of vertical space in compact installations.

Who should consider this MCC bucket? Maintenance engineers, OEMs, and facilities teams responsible for mid- to large-scale motor control centers that rely on Siemens Marq 21 architectures. If you’re retrofitting legacy MCCs, replacing worn breakers, or configuring new builds to match your existing Siemens ecosystem, this bucket provides a reliable, compatible solution.

How it compares to alternatives: rather than selecting a generic MCC component, choosing the Siemens Marq 21 Breaker MCC Bucket ensures exact fit, electrical compatibility, and coordinated performance with your Marq 21 panels. This reduces the risk of misalignment, minimizes retrofit headaches, and supports consistent operation across control circuits and protective devices.

AmpState Advantage: AmpState supplies high‑quality Siemens MCC components worldwide, backed by a commitment to compatibility, availability, and technical support. When you purchase this bucket, you’re reinforcing your motor control infrastructure with a trusted Siemens component designed for long-term reliability in demanding industrial environments.