{"product_id":"siemens-marq-21-breaker-mcc-bucket-100-a-600-v-12-height-3-p-ampstate","title":"Siemens - Marq 21 - Breaker MCC Bucket - 100 A, 600 V, 12\" Height, 3 P | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for industrial motor control, the Siemens Marq 21 Breaker MCC Bucket delivers a rugged, ready-to-deploy solution for demanding 3‑phase systems. With a 100 A rating, 600 V capability, and a 3‑pole configuration, this bucket is built to handle the demanding startup currents and continuous loads of modern manufacturing environments. Designed to integrate seamlessly into the Siemens Marq 21 MCC lineup, it serves as a reliable OEM replacement or retrofit option that keeps critical equipment in service with minimal downtime.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications at a glance\u003c\/strong\u003e\u003c\/p\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 100 A, 600 V, 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBucket Height:\u003c\/strong\u003e 12\"\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this Marq 21 MCC bucket stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDirect OEM fit for Marq 21 panels:\u003c\/strong\u003e Engineered to slot into the exact chassis and busbar interfaces used by Siemens Marq 21 MCC systems, ensuring straightforward installation and reliable electrical contact without custom modifications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM replacement and retrofit ready:\u003c\/strong\u003e A practical choice for replacements in aging MCCs or upgrades in existing lines, helping you maintain performance and safety standards without a full cabinet overhaul.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRobust, mission-focused design:\u003c\/strong\u003e Built to withstand industrial environments, with a sturdy bucket assembly that supports consistent breaker operation and dependable interrupting capacity in demanding motor control applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact yet capable 12\" bucket height:\u003c\/strong\u003e Sized to fit standard Marq 21 rack spaces while delivering solid current handling and voltage performance for common motor loads.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eOEM replacements in active Siemens Marq 21 MCC installations to restore factory performance without custom rework.\u003c\/li\u003e \u003cli\u003eRetrofit projects upgrading aging MCCs to maintain compatibility with existing control logic and wiring schemes.\u003c\/li\u003e \u003cli\u003eSpare bucket deployment in service fleets to minimize downtime during maintenance cycles.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePerformance and reliability in real-world terms\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 100 A, 600 V, 3‑pole rating is designed to reliably interrupt and switch three-phase motor circuits, supporting standard industrial loads while preserving system protection. By aligning with Siemens’ Marq 21 architecture, this MCC bucket helps preserve coordinated protection schemes, ensuring tripping and isolation occur as intended across all phases. The result is smoother startup, improved fault tolerance, and easier diagnostics when issues arise in motor control centers.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy partner with AmpState\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAmpState supplies high‑quality Siemens MCC components worldwide, providing assurance of compatibility, availability, and dependable performance for critical electrical infrastructure.\u003c\/p\u003e \u003cp\u003eWhether you’re performing OEM replacements, retrofits, or stocking a ready-to-deploy spare, the Siemens Marq 21 Breaker MCC Bucket — 100 A, 600 V, 3-Pole, 12\" — is designed to keep your motor control centers operating with confidence and minimal interruption.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46337174438050,"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_37d54e39-f44d-4fc1-85a4-0b6b5deabb1f.jpg?v=1763781196","url":"https:\/\/www.ampstate.com\/products\/siemens-marq-21-breaker-mcc-bucket-100-a-600-v-12-height-3-p-ampstate","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}