{"product_id":"siemens-marq-21-breaker-mcc-bucket-40-a-600-v-6-height-3-p-ampstate","title":"Siemens - Marq 21 - Breaker MCC Bucket - 40 A, 600 V, 6\" Height, 3 P | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens - Marq 21 Breaker MCC Bucket — 40 A, 600 V, 6\" height, 3 P: a purpose-built component for industrial motor control centers that keeps your Marq 21 MCC lineup performing at peak reliability. This Breaker MCC Bucket is engineered for OEM replacement and retrofit projects, delivering a precise fit and electrical characteristics that align with the original Siemens configuration.\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 40 A, 600 V, 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBucket Height:\u003c\/strong\u003e 6\"\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Siemens Marq 21 MCC lineup\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy this matters for your operation\u003c\/h2\u003e\n\u003cp\u003eIn demanding industrial environments, precise current and voltage ratings translate to real-world performance and protection. This 40 A, 600 V, 3-Pole bucket provides dependable fault isolation and control for three-phase motors, supporting reliable startup sequences and safer operation across your motor control infrastructure. Its 6\" bucket height ensures compatibility with standard MCC enclosures, helping you maintain neat, accessible panels without compromising space or safety.\u003c\/p\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eOEM replacement in existing Siemens Marq 21 MCC installations to restore original performance and reliability\u003c\/li\u003e \u003cli\u003eRetrofit projects upgrading aging MCC components to current Siemens-compatible parts\u003c\/li\u003e \u003cli\u003eNew builds needing a compact, three-pole breaker bucket that fits within a 6\" profile\u003c\/li\u003e \u003cli\u003eIndustrial applications such as conveyors, pumps, fans, and machine centers that require consistent 3-phase protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation and compatibility notes\u003c\/h2\u003e\n\u003cp\u003eSpecifically designed to drop into Siemens Marq 21 MCC assemblies, this bucket aligns with the intended bus bar geometry and mechanical interfaces. When replacing, ensure the enclosure has adequate clearance for a 6\" tall bucket and verify compatibility with your existing control scheme. Adhere to standard MCC safety procedures for de-energizing, mounting, and securing the bucket, and consult your maintenance manuals for any torque specifications or model-specific guidance.\u003c\/p\u003e \u003ch2\u003eTrust from AmpState\u003c\/h2\u003e\n\u003cp\u003eAmpState sources and supplies genuine Siemens MCC components worldwide, including this Marq 21 Breaker MCC Bucket. Choosing AmpState helps you secure authentic parts for OEM replacements and retrofits, backed by a global supply network and the confidence of authentic Siemens engineering.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46337071710370,"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_af0dbfb4-d275-4367-83d5-df62f907bcf6.jpg?v=1763779528","url":"https:\/\/www.ampstate.com\/products\/siemens-marq-21-breaker-mcc-bucket-40-a-600-v-6-height-3-p-ampstate","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}