Siemens - Marq 21 - Breaker MCC Bucket - 300 A, 480 V, 18" Height, 3 P | AmpState

Siemens Marq 21 Breaker MCC Bucket meets the demands of demanding industrial motor control environments with a precise 300 A, 480 V, 3-pole configuration. Designed to drop into Siemens Marq 21 MCC frames, this 18-inch-tall bucket is built to support reliable, high‑performance power delivery for large motors and heavy equipment. Key specifications at a glance - Brand/Series: Siemens Marq 21 - Configuration: Breaker MCC Bucket - Rating: 300 A, 480 V, 3-Pole - Bucket Height: 18" - Applications: OEM replacement and retrofit within Marq 21 MCC lineups Why this bucket stands out - Genuine fit for Siemens Marq 21 MCC systems, ensuring seamless integration with existing frames and electrical architecture. - High-capacity 300 A, 480 V rating tailored for demanding three-phase motor loads in manufacturing, process plants, and industrial facilities. - Ideal for OEM replacements and retrofits, helping you modernize or restore a critical MCC without a full enclosure redesign. - Compact 18" bucket height provides a practical, space-conscious solution that fits standard Marq 21 footprints while maintaining accessible wiring and terminations. Who it's for and how it helps - Maintenance engineers and plant managers upgrading aging MCCs or standardizing on Siemens components. - OEMs performing retrofit projects that require precise compatibility with the Marq 21 series. - Contractors and integrators seeking a reliable, pre‑tested MCC bucket that aligns with existing Siemens infrastructure. What problems it solves - Reduces downtime by enabling the use of a trusted Siemens component in repairs and upgrades. - Simplifies procurement and installation for Marq 21 MCC systems with a dedicated, matching breaker bucket. - Provides a clear path for capacity upgrades or configuration changes in motor control applications without altering other MCC modules. Practical tips and considerations - Verify the Marq 21 frame compatibility and confirm the 18" bucket height matches your enclosure configuration. - Ensure your motor circuits require a 300 A, 480 V, 3-Pole setup to maximize this bucket’s performance. - Plan replacement alongside compatible bus interfaces and cabling lengths to minimize installation time. - Source through AmpState to access worldwide availability of Siemens MCC components and maintain supply continuity for ongoing projects. Purchase with confidence - The Siemens Marq 21 Breaker MCC Bucket is a purpose-built component for OEM replacement and retrofit needs, delivering reliable three-phase power distribution in a compact, 18" form factor. Available through AmpState for global reach, it’s a practical, standards-aligned choice for modernizing or maintaining Siemens MCC installations.