{"product_id":"siemens-marq-21-breaker-mcc-bucket-300-a-480-v-15-height-3-p-ampstate","title":"Siemens - Marq 21 - Breaker MCC Bucket - 300 A, 480 V, 15\" Height, 3 P | AmpState","description":"\u003cdiv\u003eSiemens Marq 21 Breaker MCC Bucket, 300 A, 480 V, 3-Pole, 15\" высотный — an OEM-grade solution crafted to seamlessly integrate into Siemens Marq 21 motor control center lineups. This MCC bucket is purpose-built for industrial environments where reliable three-phase protection and control are non-negotiable. Its 15\" tall profile is designed to match standard Marq 21 frames, enabling straightforward OEM replacement and retrofit without altering surrounding hardware. Key features\n- Brand: Siemens\n- Series: Marq 21\n- Configuration: Breaker MCC Bucket\n- Rating: 300 A, 480 V, 3-Pole\n- Bucket Height: 15\" Why this bucket matters for your MCC\n- OEM-fit reliability: Engineered specifically for Siemens Marq 21 gear, ensuring precise alignment with bus bars, interlocks, and mounting bosses. This means quicker swaps, fewer alignment issues, and consistent electrical performance.\n- 3-Pole protection for 480 V systems: Supports standard three-phase motor circuits at 480 V, enabling safe switching, protection, and control of motors without compromising protection coordination.\n- Retrofit-ready: Ideal for upgrading older MCCs or replacing worn buckets in existing Marq 21 installations. Maintains system continuity while restoring peak functionality.\n- Space-conscious design: The 15\" bucket height fits typical Marq 21 bays, helping preserve enclosure layout and field routing when performing replacements or upgrades. Use cases and ideal applications\n- OEM replacement in Siemens Marq 21 MCCs for manufacturing floors, packaging lines, and material handling systems where downtime costs matter.\n- Retrofit projects in facilities upgrading motor control capacity or modernizing aging electrical infrastructure to maintain reliable, code-compliant operation.\n- Spare bucket for maintenance programs: having a ready-to-install MCC bucket minimizes outage time during service windows. Compatibility and installation considerations\n- Compatibility: Specifically designed for Siemens Marq 21 MCC lineups; confirm that your enclosure, dimensions, and interlock schemes align with a 300 A, 480 V, 3-Pole bucket of 15\" height.\n- Installation: Engage a qualified electrical technician for proper de-energization, safe handling of live components, and adherence to electrical codes. Use the same rating and configuration to preserve protective coordination and fault-clearing performance. Why AmpState\n- AmpState supplies high-quality Siemens MCC components worldwide, supporting uptime and continuity across critical industrial operations. This bucket represents a reliable, field-proven option for those maintaining or expanding Siemens motor control centers. If you’re replacing worn or aging MCC buckets in a Siemens Marq 21 system or engineering a retrofit to meet current motor-control requirements, this 300 A, 480 V, 3-Pole, 15\" bucket offers a precise, purpose-built solution that keeps your MCC architecture aligned with Siemens standards and performance expectations.\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46337192591522,"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_bf1af7a3-4ae2-432e-8f3b-1fc377a0889f.jpg?v=1763781492","url":"https:\/\/www.ampstate.com\/products\/siemens-marq-21-breaker-mcc-bucket-300-a-480-v-15-height-3-p-ampstate","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}