{"product_id":"siemens-marq-21-breaker-mcc-bucket-300-a-600-v-36-height-3-p-ampstate","title":"Siemens - Marq 21 - Breaker MCC Bucket - 300 A, 600 V, 36\" Height, 3 P | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for industrial motor control centers, the Siemens Marq 21 Breaker MCC Bucket delivers a precise 300 A, 600 V, 3-Pole configuration within a 36-inch tall enclosure. Designed to fit seamlessly in the Siemens Marq 21 MCC lineup, this bucket is ideal for OEM replacement and retrofit projects, helping you modernize or extend the life of legacy switchgear without compromising performance.\u003c\/p\u003e \u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact compatibility\u003c\/strong\u003e – specifically crafted for Siemens Marq 21 MCC panels to ensure a drop‑in fit and reliable electrical performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eElectrical rating\u003c\/strong\u003e – 300 A continuous current, 600 V, 3‑Pole configuration supports common three‑phase motor loads found in industrial environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePhysical specification\u003c\/strong\u003e – 36\" tall bucket designed to integrate with standard Marq 21 frames, providing consistent clearances and mounting alignment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM replacement and retrofit ready\u003c\/strong\u003e – a practical choice for upgrading aging gear or refreshing retrofits without re-engineering your enclosure or buswork.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTrusted sourcing\u003c\/strong\u003e – AmpState distributes Siemens MCC components worldwide, offering authentic parts with reliable supply chains and support.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and practical applications\u003c\/h3\u003e\n\u003cp\u003eIdeal for manufacturing floors, packaging lines, and process enclosures where reliable 3‑phase motor control is essential. Replace worn or incompatible MCC buckets in existing Marq 21 systems to restore performance, reduce downtime, and maintain consistent control of pumps, conveyors, fans, and machine tools. The 300 A\/600 V rating makes it suitable for medium to high‑demand motor circuits, while the 3‑pole configuration supports balanced, three‑phase operation for smooth startup and reduced electrical stress.\u003c\/p\u003e \u003ch3\u003eWhy this Marq 21 Breaker Bucket stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAuthentic Siemens specification\u003c\/strong\u003e ensures electrical characteristics, bus connection layouts, and mounting patterns align with the Marq 21 standard—no improvisation required during installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStreamlined maintenance\u003c\/strong\u003e—OEM‑level design translates to predictable performance, easier serviceability, and fewer compatibility concerns during upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDowntime minimization\u003c\/strong\u003e— standardizing on a compatible MCC bucket accelerates replacements and minimizes panel downtime during maintenance windows.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGlobal availability\u003c\/strong\u003e— supported by AmpState’s worldwide network, so your operations won’t be left waiting for critical spare parts.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor plants looking to refresh their motor control infrastructure with an OEM‑grade solution, the Siemens Marq 21 Breaker MCC Bucket (300 A, 600 V, 3‑Pole, 36\" height) delivers dependable performance, easy integration, and peace of mind that you’re sourcing authentic Siemens components designed to work together within the Marq 21 family.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46337300332706,"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_63a66bfb-6551-4914-bfee-57378ee27cca.jpg?v=1763783488","url":"https:\/\/www.ampstate.com\/products\/siemens-marq-21-breaker-mcc-bucket-300-a-600-v-36-height-3-p-ampstate","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}