Feels well-built and suitable for everyday plant and maintenance use.
Facilities · Manufacturing
Based in Canada
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Serving USA & Canada
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| Series | Marq 21 |
| Amperes | 300 |
| Poles | 3 |
| Voltage | 600 |
| Product Type | Breaker MCC Bucket |
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Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
Siemens Marq 21 Breaker MCC Bucket — a purpose-built solution engineered for industrial motor control centers that demand precise compatibility and dependable performance. This 300 A, 600 V, 3-Pole bucket is designed to slot into Siemens Marq 21 MCC lineups, delivering a seamless OEM replacement or retrofit option that keeps your control panel operating at peak efficiency.
Why this matters for your operation: a like-for-like fit within the Marq 21 family ensures correct mechanical alignment, electrical clearances, and interlock compatibility. For OEM replacements, retrofits, or modernization projects, this MCC bucket preserves proven Siemens reliability while enabling straightforward upgrades to motor control infrastructure without redesigning cabinets or bus structures.
Designed for professionals who manage complex motor control centers, this 3-Pole, 300 A, 600 V breaker MCC bucket delivers a dependable, field-ready solution that keeps your equipment aligned with Siemens standards. When precision, compatibility, and rapid availability matter most, the Siemens Marq 21 Breaker MCC Bucket from AmpState is the practical choice for OEM replacements and retrofit projects.
Contact sales@ampstate.com
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General feedback we often hear from customers purchasing industrial electrical parts.
Feels well-built and suitable for everyday plant and maintenance use.
Facilities · Manufacturing
Lead time was reasonable and the part matched expectations when it arrived.
Procurement · Ontario
Good value for industrial use. Customers mention easy installation.
Service tech · Field work
Fast industrial sourcing support
Email us at sales@ampstate.com for pricing, availability, alternates, and project support.
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