{"product_id":"siemens-marq-21-breaker-mcc-bucket-20-a-480-v-15-height-3-p-ampstate","title":"Siemens - Marq 21 - Breaker MCC Bucket - 20 A, 480 V, 15\" Height, 3 P | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eTurnkey reliability meets rugged engineering with the Siemens Marq 21 Breaker MCC Bucket. This 20 A, 480 V, 3-Pole module is purpose-built to drop into Siemens Marq 21 motor control centers, delivering an OEM-grade solution for both original equipment manufacturing (OEM) replacements and retrofit projects. With a compact 15-inch bucket height, it fits seamlessly into standard Marq 21 enclosures while delivering consistent electrical performance in demanding industrial environments.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\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 20 A, 480 V, 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBucket Height:\u003c\/strong\u003e 15 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Industrial motor control centers (MCCs)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Siemens Marq 21 MCC lineups\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhat makes this bucket unique\u003c\/h2\u003e\n\u003cp\u003eThe Marq 21 Breaker MCC Bucket is more than a drop-in part—it's a precise, purpose-built component designed to maintain electrical coordination within your MCC. By aligning exactly with Siemens Marq 21 specifications, it minimizes retrofit guesswork and helps keep your control system running smoothly. The 3-Pole configuration and 480 V rating are tailored for demanding motor loads found in manufacturing, pump and tone of HVAC applications, conveyors, and similar industrial equipment. The result is reliable performance, easier maintenance, and reduced downtime during replacements or upgrades.\u003c\/p\u003e \u003ch3\u003eBenefits at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-grade fit:\u003c\/strong\u003e Exact Marq 21 compatibility for straightforward installation and dependable operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise electrical alignment:\u003c\/strong\u003e 20 A, 480 V, 3-Pole rating matches typical industrial motor control requirements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, ready-to-integrate:\u003c\/strong\u003e 15-inch bucket height fits standard Marq 21 frames without modification.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRetrofit-ready:\u003c\/strong\u003e Ideal for upgrading legacy MCCs or replacing worn components with minimal system disruption.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGlobal supply via AmpState:\u003c\/strong\u003e Access to genuine Siemens MCC components with technical support and reliable shipping.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eOEM replacements in new Marq 21 MCC installations to ensure exact compatibility from day one.\u003c\/li\u003e \u003cli\u003eRetrofits in existing industrial plants upgrading to Siemens Marq 21 architecture for improved reliability.\u003c\/li\u003e \u003cli\u003eMaintenance and spare-parts planning for manufacturing lines, water treatment facilities, packaging systems, and HVAC motor-control applications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and compatibility considerations\u003c\/h2\u003e\n\u003cp\u003eDesigned to slot into Siemens Marq 21 MCC lineups, this breaker MCC bucket supports straightforward integration with corresponding contactors, overload relays, and bus-bar connections used in typical Marq 21 configurations. Before installation, verify that the enclosure frame and mounting provisions match the 15-inch bucket height and 3-Pole 480 V specification to ensure seamless operation and proper safety clearances.\u003c\/p\u003e \u003ch2\u003eWhy choose AmpState\u003c\/h2\u003e\n\u003cp\u003eAmpState delivers genuine Siemens MCC components with a global reach. When you choose this Marq 21 Breaker MCC Bucket, you’re selecting:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAuthentic Siemens parts built to the exact Marq 21 standard\u003c\/li\u003e \u003cli\u003eWorldwide availability and reliable fulfillment for critical maintenance windows\u003c\/li\u003e \u003cli\u003eAccess to knowledgeable support to assist with compatibility and installation questions\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eEquip your Siemens Marq 21 MCC with this precisely engineered breaker bucket and experience dependable, ready-to-install performance engineered for heavy-duty industrial environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46337149173922,"sku":null,"price":2610.0,"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_996e40f0-4c81-4515-8365-77bb6632168f.jpg?v=1763780788","url":"https:\/\/www.ampstate.com\/products\/siemens-marq-21-breaker-mcc-bucket-20-a-480-v-15-height-3-p-ampstate","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}