{"product_id":"siemens-marq-21-breaker-mcc-bucket-25-a-480-v-18-height-3-p-ampstate","title":"Siemens - Marq 21 - Breaker MCC Bucket - 25 A, 480 V, 18\" Height, 3 P | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for demanding industrial motor-control environments, the Siemens Marq 21 Breaker MCC Bucket is a precise, reliable solution for 25 A, 480 V, 3-Pole protection within Siemens Marq 21 MCC lineups. With an 18-inch bucket height, this unit is designed to drop into standard MCC enclosures, delivering a seamless OEM replacement or retrofit option that minimizes downtime and preserves system integrity.\u003c\/p\u003e \u003ch3\u003eSpecifications at a glance\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\u003eRating:\u003c\/strong\u003e 25 A, 480 V, 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBucket Height:\u003c\/strong\u003e 18 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Suitable for OEM replacement and retrofit in Marq 21 MCC systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this bucket stands out\u003c\/h3\u003e\n\u003cp\u003eWhat makes this MCC bucket unique is its precise compatibility with the Siemens Marq 21 family. It’s not a generic replacement — it’s a purpose-built component designed to drop into existing Marq 21 installations without reengineering the enclosure or wiring harness. The 25 A, 480 V, 3-Pole rating aligns with common motor-control protections for drives, pumps, and conveyors, helping you maintain reliable protection for three-phase equipment in industrial settings.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eOEM replacements for aging Marq 21 MCC assemblies to restore original performance and protection standards.\u003c\/li\u003e \u003cli\u003eRetrofit upgrades in manufacturing lines where modular Marq 21 buckets are standard, enabling quick maintenance cycles and reduced downtime.\u003c\/li\u003e \u003cli\u003eNew installations that require a proven, Siemens-engineered breaker bucket sized for typical 18-inch MCC modules.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical benefits and outcomes\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePredictable fit:\u003c\/strong\u003e Specifically designed for Marq 21 MCC enclosures, ensuring correct mounting, wiring alignment, and electrical clearances.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConsistent protection:\u003c\/strong\u003e 25 A, 480 V, 3-Pole configuration provides balanced three-phase protection for motors and drives in standard industrial drives.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRestored reliability:\u003c\/strong\u003e OEM-grade construction from Siemens minimizes compatibility issues and extends the life of your MCC system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGlobal support:\u003c\/strong\u003e AmpState delivers Siemens MCC components with worldwide availability, helping you source parts quickly wherever you operate.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTips for a smooth replacement or retrofit\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eVerify your existing MCC enclosure dimensions and mounting pattern to ensure a seamless, bolt-in replacement.\u003c\/li\u003e \u003cli\u003eConfirm the wiring harness and interconnects align with the Marq 21 bucket specifications to avoid post-installation adjustments.\u003c\/li\u003e \u003cli\u003eKeep a spare bucket on hand for proactive maintenance and to minimize downtime during unplanned outages.\u003c\/li\u003e \u003cli\u003eLeverage AmpState as a trusted source for Siemens MCC components to ensure authentic parts and regional availability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46337151533218,"sku":null,"price":2610.0,"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_2cf0b548-8720-4ae2-acbf-ec245168c7a2.jpg?v=1763780845","url":"https:\/\/www.ampstate.com\/products\/siemens-marq-21-breaker-mcc-bucket-25-a-480-v-18-height-3-p-ampstate","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}