{"product_id":"siemens-marq-21-breaker-mcc-bucket-400-a-480-v-24-height-3-p-ampstate","title":"Siemens - Marq 21 - Breaker MCC Bucket - 400 A, 480 V, 24\" Height, 3 P | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for industrial motor control centers, the Siemens Marq 21 Breaker MCC Bucket delivers reliable, mission-critical performance in a compact 24\" height. Designed specifically for the Siemens Marq 21 MCC lineup, this 400 A, 480 V, 3-Pole bucket is ideal for OEM replacement and retrofit projects, helping you modernize existing cabinets without a full system rebuild.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\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\u003eCurrent rating:\u003c\/strong\u003e 400 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 480 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBucket height:\u003c\/strong\u003e 24 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Part of the Siemens Marq 21 MCC lineup; suitable for OEM replacement and retrofit\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes it unique\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact fit for Marq 21 frames\u003c\/strong\u003e ensures secure mounting, aligned bus bars, and straightforward integration with existing equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-demand performance\u003c\/strong\u003e supports large motors, pumps, conveyors, and other heavy loads common in industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM replacement and retrofit ready\u003c\/strong\u003e minimizes downtime and preserves system integrity when upgrading or modernizing your MCC.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAuthentic Siemens component\u003c\/strong\u003e delivered through AmpState’s global network, providing reliability and traceability for spare parts and service.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eManufacturing floors and processing plants where robust motor control is essential\u003c\/li\u003e \u003cli\u003eIndustrial drives, conveyors, and large pump and HVAC systems\u003c\/li\u003e \u003cli\u003eOEM equipment upgrades or refurbishments in existing facilities\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility guidance\u003c\/h3\u003e\n\u003cp\u003eWhen planning an upgrade or replacement, confirm the bucket will couple cleanly with your existing Marq 21 MCC assembly. Verify the 24\" height fits within your cabinet clearance, and ensure mounting hardware and bus bar connections align with your current configuration. Follow standard safety and lockout\/tagout procedures during installation to maintain a safe, reliable power distribution solution.\u003c\/p\u003e \u003ch3\u003eWhy AmpState\u003c\/h3\u003e\n\u003cp\u003eAmpState supplies Siemens MCC components worldwide, providing access to authentic Marq 21 parts and clear support for OEM replacements and retrofits. For facilities upgrading their motor control infrastructure, this Breaker MCC Bucket combines Siemens engineering with AmpState serviceability to help you achieve dependable operation and easier long-term maintenance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46337302823074,"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_23967d0a-b768-4c35-9ebe-95bdf9e71b1e.jpg?v=1763783558","url":"https:\/\/www.ampstate.com\/products\/siemens-marq-21-breaker-mcc-bucket-400-a-480-v-24-height-3-p-ampstate","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}