{"product_id":"siemens-marq-21-breaker-mcc-bucket-50-a-600-v-9-height-3-p-ampstate","title":"Siemens - Marq 21 - Breaker MCC Bucket - 50 A, 600 V, 9\" Height, 3 P | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens Marq 21 Breaker MCC Bucket — a purpose-built solution for serious industrial motor control. Engineered to slot seamlessly into Siemens Marq 21 MCC panels, this 50 A, 600 V, 3-Pole bucket is a precise OEM replacement option and a reliable retrofit for expanding or upgrading existing installations. Designed to maintain original alignment and electrical performance, it helps keep critical motor loads running smoothly with minimal downtime.\u003c\/p\u003e \u003ch4\u003eSpecifications at a glance\u003c\/h4\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, 600 V, 3‑Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBucket Height:\u003c\/strong\u003e 9 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Designed for Siemens Marq 21 MCC lineups; suitable for OEM replacement and retrofit\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eWhy this bucket stands out\u003c\/h4\u003e\n\u003cp\u003e authenticity and exact fit matter in motor control cabinets. This Siemens MCC bucket is built to align with Marq 21 frames, ensuring proper bus connections, mounting points, and trip-circuit alignment. The 3-pole configuration provides synchronized switching across all three phases, which is essential for balanced motor performance and protection in demanding industrial environments. The 9\" bucket height is optimized for compact yet accessible wiring routes, helping you maximize panel density without compromising serviceability.\u003c\/p\u003e \u003ch4\u003eIdeal use cases\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003eOEM replacements in existing Siemens Marq 21 MCC installations to restore original functionality and reliability.\u003c\/li\u003e \u003cli\u003eRetrofits in aging motor control centers where a like-for-like 50 A, 600 V, 3‑pole bucket is required.\u003c\/li\u003e \u003cli\u003eNew projects that specify Siemens Marq 21 components for consistent performance and streamlined spare-part support.\u003c\/li\u003e \u003cli\u003eIndustry applications with three-phase motors in conveyors, pumps, fans, presses, and large machine tools where robust protection and quick interchangeability are critical.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eImplementation and practical considerations\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003eEnsure compatibility with your existing Marq 21 cabinet frame and mounting scheme for a straightforward swap.\u003c\/li\u003e \u003cli\u003eVerify wiring accessibility and clearance within the enclosure to accommodate the 9\" bucket height and three-phase connections.\u003c\/li\u003e \u003cli\u003ePlan for standard spare parts and integration with existing protection and control circuits to minimize commissioning time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFrom OEM replacements to strategic retrofits, this Siemens Marq 21 Breaker MCC Bucket offers a reliable path to maintaining motor control performance. AmpState supplies high‑quality Siemens MCC components worldwide, giving you confidence in availability and support for critical industrial equipment.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46337074364578,"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_c166fdb6-796d-4ccf-a5f2-291732b6af45.jpg?v=1763779560","url":"https:\/\/www.ampstate.com\/products\/siemens-marq-21-breaker-mcc-bucket-50-a-600-v-9-height-3-p-ampstate","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}