Siemens - Marq 21 - Breaker MCC Bucket - 150 A, 240 V, 15" Height, 3 P | AmpState

Engineered for industrial motor-control centers, the Siemens Marq 21 Breaker MCC Bucket delivers dependable protection and a precise fit for 150 A, 240 V, 3-Pole applications. Built to integrate seamlessly into Siemens Marq 21 MCC lineups, this OEM replacement-ready bucket is the smart choice for retrofit upgrades and new builds that demand reliability and consistency in panel performance.

Key Features

• Direct-fit for Siemens Marq 21 MCC panels, minimizing modification during retrofit or replacement projects.
• Rated for 150 A, 240 V, 3-Pole configurations to support standard industrial motor loads and protective coordination.
• Bucket height of 15 inches matches common MCC enclosure footprints, preserving wiring topology and layout planning.
• Authentic Siemens component ensures consistent electrical characteristics and long-term reliability within the Marq 21 ecosystem.
• Rugged construction designed for demanding industrial environments, with durable finishes that stand up to daily panel duty.
• Ideal for OEM replacement and retrofit—facilitating quick swaps without reinventing your control architecture.

Applications & Use Cases

Perfect for manufacturing lines, pumping and pumping stations, packaging equipment, conveyors, and other industrial processes that rely on a solid Siemens Marq 21 MCC framework. This bucket supports ongoing operations during upgrades, helping facilities maintain continuous protection and consistent trip characteristics while modernizing control panels. It’s especially valuable for projects aiming to standardize on Siemens Marq 21 across multiple panels or facilities.

Compatibility & Installation

This MCC bucket is designed to fit the Siemens Marq 21 motor control center lineup and is suitable for OEM replacement and retrofit scenarios. Before installation, confirm enclosure compatibility, the 15" bucket height, and the 150 A, 240 V, 3-Pole rating to ensure a seamless, plug-and-play replacement. Installation should be performed by qualified personnel in accordance with electrical codes and Siemens guidelines, with attention to proper mounting, bus connections, and wiring routing to maintain safe clearance and service access.

Why AmpState

AmpState sources genuine Siemens MCC components worldwide, providing authentic parts with reliable performance. When you choose AmpState, you’re getting verified Siemens Marq 21 pieces with transparent part lineage, ergonomic packaging, and support that helps you keep projects on track and on schedule.

Technical Specifications

• Brand: Siemens
• Series: Marq 21
• Configuration: Breaker MCC Bucket
• Rating: 150 A, 240 V, 3-Pole
• Bucket Height: 15"