{"product_id":"siemens-marq-21-breaker-mcc-bucket-50-a-480-v-12-height-3-p-ampstate","title":"Siemens - Marq 21 - Breaker MCC Bucket - 50 A, 480 V, 12\" Height, 3 P | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eDesigned for industrial motor control systems, the Siemens \u003cstrong\u003eMarq 21 Breaker MCC Bucket\u003c\/strong\u003e delivers the exact fit, rating, and configuration your panel needs. Engineered for \u003cstrong\u003eOEM replacement\u003c\/strong\u003e and \u003cstrong\u003eretrofit\u003c\/strong\u003e of the Marq 21 MCC lineup, this bucket mounts in standard Siemens assemblies to restore or upgrade critical switching in \u003cstrong\u003ethree‑phase\u003c\/strong\u003e 50 A, 480 V circuits.\u003c\/p\u003e \u003ch3\u003eKey specifications\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 50 A, 480 V, 3‑Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBucket Height:\u003c\/strong\u003e 12 inches\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this MCC bucket stand out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eExact \u003cstrong\u003eMarq 21 compatibility\u003c\/strong\u003e ensures seamless integration with existing hardware and panel layouts.\u003c\/li\u003e \u003cli\u003eDesigned for \u003cstrong\u003eOEM replacement\u003c\/strong\u003e and \u003cstrong\u003eretrofit\u003c\/strong\u003e projects, this bucket helps you restore original performance without overhauling the entire control cabinet.\u003c\/li\u003e \u003cli\u003eRobust construction built for the demanding environments of industrial motor control applications.\u003c\/li\u003e \u003cli\u003eThe \u003cstrong\u003ethree-pole\u003c\/strong\u003e configuration aligns with standard three‑phase motor circuits, supporting balanced load distribution and reliable switching.\u003c\/li\u003e \u003cli\u003eThe precise \u003cstrong\u003e12\" bucket height\u003c\/strong\u003e matches common rack depths in Siemens Marq 21 MCC installations, minimizing fitment surprises during replacement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eControl panel refurbishments where Marq 21 MCC components are aging or failing\u003c\/li\u003e \u003cli\u003eRetrofits to modernize existing motor control systems without changing the surrounding infrastructure\u003c\/li\u003e \u003cli\u003eMaintenance inventories for facilities with Siemens Marq 21 MCC lineups, ensuring ready replacements\u003c\/li\u003e \u003cli\u003eOEM replacements that preserve original electrical characteristics and system behavior\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify that your enclosure and mounting rails accommodate a \u003cstrong\u003e12-inch high\u003c\/strong\u003e MCC bucket within the Marq 21 family.\u003c\/li\u003e \u003cli\u003eConfirm the \u003cstrong\u003e50 A, 480 V, 3‑Pole\u003c\/strong\u003e rating matches your motor current requirements and protective device coordination.\u003c\/li\u003e \u003cli\u003eEnsure correct alignment with bus bars and mounting hardware in your Siemens MCC stack to maintain proper electrical contact.\u003c\/li\u003e \u003cli\u003eEngage a qualified electrician or panel technician to perform the swap, ensuring safe installation and compliant wiring practices.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFrom \u003cstrong\u003eAmpState\u003c\/strong\u003e, a trusted source for Siemens MCC components worldwide, this Marq 21 Breaker MCC Bucket embodies OEM-grade reliability and precise engineering. Whether you’re maintaining an existing system or upgrading to a dependable, standardized solution, this bucket provides a durable, exact-fit replacement that keeps your three-phase motor control running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46337161756834,"sku":null,"price":4210.0,"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_778452fa-f6f2-4196-a1ce-38049b32ee5d.jpg?v=1763780987","url":"https:\/\/www.ampstate.com\/products\/siemens-marq-21-breaker-mcc-bucket-50-a-480-v-12-height-3-p-ampstate","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}