{"product_id":"siemens-marq-21-breaker-mcc-bucket-400-a-208-v-42-height-3-p-ampstate","title":"Siemens - Marq 21 - Breaker MCC Bucket - 400 A, 208 V, 42\" Height, 3 P | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for demanding industrial motor control environments, the Siemens Marq 21 Breaker MCC Bucket delivers a precise, ready-to-deploy solution for 400 A, 208 V, 3-Pole configurations. Designed to slot seamlessly into Siemens Marq 21 MCC lineups, this bucket is the quintessential OEM replacement and retrofit option for durable, long-term performance in manufacturing, processing, and heavy machinery applications.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Marq 21\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Breaker MCC Bucket\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRating:\u003c\/strong\u003e 400 A, 208 V, 3-Phase\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBucket Height:\u003c\/strong\u003e 42 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Industrial motor control centers, OEM replacements, retrofit projects\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this MCC bucket stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePurpose-built for Marq 21 systems:\u003c\/strong\u003e The bucket aligns with Siemens’ Marq 21 architecture, ensuring proper bus alignment, mounting, and interlock compatibility for reliable operation from day one.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current capability with clean three-phase performance:\u003c\/strong\u003e Rated for 400 A at 208 V, it handles demanding motor loads, starting surges, and routine switching without compromising stability or safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-grade reliability for retrofits:\u003c\/strong\u003e This part is designed to fit existing Marq 21 panels, minimizing downtime and rework when upgrading or replenishing aging MCC components.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLong-term maintenance and serviceability:\u003c\/strong\u003e The 42\" bucket height is optimized for standard Siemens layouts, making inspection, fault tracing, and routine maintenance straightforward in busy plant environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eWorldwide support from AmpState:\u003c\/strong\u003e AmpState provides access to trusted Siemens MCC components with global availability, ensuring quick sourcing and compatible replacements for facilities worldwide.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eOEM rebuilds of existing production lines that rely on Siemens Marq 21 MCC configurations.\u003c\/li\u003e \u003cli\u003eRetrofits to upgrade motor control capacity or replace worn MCC buckets in aging systems.\u003c\/li\u003e \u003cli\u003eNew installations requiring a robust, industry-proven 400 A, 208 V, 3-Pole breaker bucket within a Siemens Marq 21 framework.\u003c\/li\u003e \u003cli\u003eFacilities seeking consistent electrical performance for heavy-duty motors, pumps, conveyors, and processing equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and practical considerations\u003c\/h3\u003e\n\u003cp\u003eFor a smooth upgrade or replacement, verify compatibility with your current Marq 21 enclosure, ensure correct pole configuration, and confirm mounting clearances align with the 42\" bucket height. This MCC bucket is intended for professional installation by qualified personnel in accordance with all applicable electrical standards and safety practices. When in doubt, consult AmpState for guidance on best-fit replacements and stocking recommendations to minimize downtime.\u003c\/p\u003e \u003ch3\u003eWhat you gain with Siemens Marq 21 Breaker MCC Bucket\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eConsistent performance in demanding industrial environments thanks to Siemens engineering.\u003c\/li\u003e \u003cli\u003eReduced downtime through OEM-compatible design that fits straight into existing Marq 21 systems.\u003c\/li\u003e \u003cli\u003eReliable support and parts availability from AmpState for global projects and maintenance cycles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46337302495394,"sku":null,"price":9510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_model_90_95_95_marq_21_9c76577a-2f29-4ca6-8dce-2fd1060c6781.jpg?v=1763783549","url":"https:\/\/www.ampstate.com\/products\/siemens-marq-21-breaker-mcc-bucket-400-a-208-v-42-height-3-p-ampstate","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}