{"product_id":"siemens-marq-21-breaker-mcc-bucket-75-a-600-v-9-height-3-p-ampstate","title":"Siemens - Marq 21 - Breaker MCC Bucket - 75 A, 600 V, 9\" Height, 3 P | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for demanding industrial motor control environments, the Siemens Marq 21 Breaker MCC Bucket — 75 A, 600 V, 9\" Height, 3-Pole — is built to slot directly into Siemens Marq 21 MCC lineups. This bucket is purpose-made for OEM replacement and retrofit projects, delivering reliable performance when upgrading existing motor control centers.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eBrand:\u003c\/b\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eSeries:\u003c\/b\u003e Marq 21\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eConfiguration:\u003c\/b\u003e Breaker MCC Bucket\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eRating:\u003c\/b\u003e 75 A, 600 V, 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eBucket Height:\u003c\/b\u003e 9 inches\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this bucket matters for your facility: it preserves the exact electrical and mechanical interfaces used in Marq 21 systems, reducing retrofit risk and downtime. The 3-Pole configuration ensures balanced, three-phase control for typical industrial motors, while the 75 A current rating meets mid-range drive and pump applications without oversizing the cabinet. With a 9\" bucket height, it fits within standard Marq 21 enclosures, making replacements straightforward and predictable.\u003c\/p\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eOEM replacement in existing Siemens Marq 21 MCC installations to restore original performance and protection features.\u003c\/li\u003e \u003cli\u003eRetrofit projects to upgrade aging buckets to current Siemens specifications, maintaining compatibility with the surrounding bus and mounting hardware.\u003c\/li\u003e \u003cli\u003eNew equipment builds that require a 75 A, 600 V, 3-Pole breaker bucket within a Marq 21 framework.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for reliability in industrial settings, this MCC bucket aligns with Siemens’ Marq 21 architecture, helping plant engineers streamline maintenance, spare-part planning, and service life extension. AmpState proudly provides authentic Siemens MCC components worldwide, supporting uptime across multiple industries and geographies. If you’re modernizing a motor control center or refreshing an OEM line, this 9\" Breaker MCC Bucket delivers the precise fit and performance you need.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46337078362274,"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_e4e20b00-7c5d-4d71-970a-4a4d7c11b0ae.jpg?v=1763779632","url":"https:\/\/www.ampstate.com\/products\/siemens-marq-21-breaker-mcc-bucket-75-a-600-v-9-height-3-p-ampstate","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}