{"product_id":"siemens-marq-21-breaker-mcc-bucket-300-a-240-v-36-height-3-p-ampstate","title":"Siemens - Marq 21 - Breaker MCC Bucket - 300 A, 240 V, 36\" Height, 3 P | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens Marq 21 Breaker MCC Bucket—built for rugged industrial motor control centers where reliability and precise protection matter. This 300 A, 240 V, 3-Pole module is engineered to slot directly into Siemens Marq 21 MCC lineups, delivering dependable performance for OEM replacement and retrofit projects. With a 36\" bucket height, it aligns with standard Marq 21 frames, ensuring a smooth, downtime-minimizing swap for demanding manufacturing environments.\u003c\/p\u003e \u003ch2\u003eWhy this MCC bucket stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDirect-fit compatibility\u003c\/strong\u003e with Siemens Marq 21 MCC lineups for OEM replacements and retrofits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current capability\u003c\/strong\u003e 300 A rating at 240 V, 3-Pole configuration supports three-phase motor loads with coordinated protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStandardized footprint\u003c\/strong\u003e 36\" height matches common MCC frame dimensions, reducing modification needs during swap-outs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTrusted sourcing\u003c\/strong\u003e from AmpState, a global supplier of Siemens MCC components, ensuring availability and support.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical use cases\u003c\/h2\u003e\n\u003cp\u003eUse this bucket when replacing a failed or aging MCC module in a Siemens Marq 21 installation. It’s a practical retrofit option for plants upgrading to higher current demands or modernizing control centers without a full system rebuild. Ideal for manufacturing lines, process equipment, and any three-phase application requiring reliable protection at 300 A.\u003c\/p\u003e \u003ch2\u003eCompatibility and installation considerations\u003c\/h2\u003e\n\u003cp\u003eDesigned to integrate with existing Marq 21 assemblies, this bucket preserves original protection coordination and wiring topology. Before replacement, verify that your system uses a 36\" high, 3-Pole MCC bucket within the Marq 21 family to ensure a seamless swap.\u003c\/p\u003e \u003cp\u003eAmpState is your source for Siemens MCC components worldwide, offering proven performance, reliable availability, and dedicated support to help keep critical equipment running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46337298825378,"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_3c5b7124-0ef1-45f8-a3c3-e6bd7db049e3.jpg?v=1763783470","url":"https:\/\/www.ampstate.com\/products\/siemens-marq-21-breaker-mcc-bucket-300-a-240-v-36-height-3-p-ampstate","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}