Siemens - Marq 21 - Breaker MCC Bucket - 5 A, 600 V, 6" Height, 3 P | AmpState

Engineered as a precise OEM replacement for Siemens Marq 21 motor control centers, the Siemens - Marq 21 - Breaker MCC Bucket is designed to deliver dependable performance in demanding industrial environments. With a 5 A, 600 V, 3‑pole configuration and a compact 6" bucket height, this component integrates seamlessly into Marq 21 MCC lineups, reducing downtime and ensuring consistent control and protection for your motors.

• Configuration: Breaker MCC bucket, 3‑pole
• Electrical rating: 5 A, 600 V
• Bucket height: 6 inches
• Compatibility: Specifically engineered for Siemens Marq 21 MCC panels; ideal for OEM replacement and retrofit projects
• Application: Suits industrial motor control centers where reliable, original-spec components are essential

Why this Marq 21 Breaker Bucket stands out

Unlike generic MCC buckets, this part is purpose-built for Siemens Marq 21 systems. Its exact fitment preserves the integrity of the original mounting footprint, bus connections, and interlock interfaces, helping you maintain safe, predictable operation without adaptation work. The 5 A, 600 V rating aligns with common motor control center protection schemes, giving you a reliable, predictable performance profile across a range of equipment and duty cycles.

Ideal use cases

• OEM replacement in existing Marq 21 installations to restore full functionality after component wear or failure

• Retrofit projects where upgrading or maintaining Siemens Marq 21 MCCs is required to meet current maintenance standards

• Spare part for plant maintenance inventories, ensuring quick, compatible replacements that minimize equipment downtime

Practical considerations for installers and engineers

• Confirm the target enclosure is a Siemens Marq 21 MCC and that the bucket configuration matches a 3‑pole, 6" high unit
• Ensure electrical ratings (5 A, 600 V) align with your motor protection scheme and control requirements
• Plan for straightforward replacement with minimal wiring changes, preserving existing bus connections and mounting points

Delivered through AmpState, a trusted source for Siemens MCC components worldwide, this Marq 21 Breaker MCC Bucket combines authentic Siemens design with practical, job-ready reliability. If you’re maintaining or upgrading Marq 21 motor control centers, this bucket provides the exact specifications you need to keep systems running smoothly and safely.