Siemens - Marq 21 - Breaker MCC Bucket - 15 A, 600 V, 18" Height, 3 P | AmpState

Siemens Marq 21 Breaker MCC Bucket — 15 A, 600 V, 3-Pole, 18" Height is engineered for demanding industrial motor control applications that demand a precise, OEM-grade solution. Designed to slot into the Siemens Marq 21 MCC lineup, this breaker MCC bucket delivers dependable protection and seamless retrofit compatibility, making it an ideal choice for OEM replacements and panel upgrades.

What makes this MCC bucket unique

• Exact fit for Marq 21 MCC panels — engineered to align perfectly with Siemens Marq 21 configurations, ensuring reliable mounting, wiring, and operation.
• OEM replacement and retrofit ready — purpose-built to drop into existing cabinets without extensive rework, preserving cabinet layout and interlocks.
• 18" bucket height — a standard footprint that matches common enclosures, simplifying spare-part planning and installation.
• 3-Pole breaker configuration — provides balanced protection for 3-phase motor circuits, helping to safeguard equipment and reduce downtime.
• 15 A, 600 V rating — supports typical motor control loads while maintaining robust insulation and performance in industrial environments.

Practical use cases

• OEM fabrication lines deploying Marq 21 MCC panels require reliable, field-proven replacement buckets to minimize downtime.
• Retrofits or upgrades of aging motor control cabinets where the Marq 21 architecture remains the standard.
• Maintenance programs that prioritize genuine Siemens components for consistent electrical characteristics and long-term availability.
• Facilities seeking to preserve enclosure integrity and wiring schemes while refreshing protection hardware.

Specification at a glance

• Brand: Siemens
• Series: Marq 21
• Configuration: Breaker MCC Bucket
• Rating: 15 A, 600 V
• Poles: 3
• Bucket Height: 18"

Why choose AmpState for your Siemens MCC needs

AmpState supplies high‑quality Siemens MCC components worldwide, ensuring you receive authentic parts with consistent performance. This MCC bucket is backed by AmpState’s commitment to availability, technical support, and reliable sourcing — a practical choice for maintenance teams and OEM partners who value speed and certainty in critical motor control applications.

Tips for installation and best practices

• Verify compatibility with your specific Marq 21 cabinet model and confirm 3‑phase wiring layout before replacement.
• Handle the bucket with care to preserve connectors and bus bars; ensure power is isolated and follow lockout/tagout procedures.
• Maintain spare parts inventory for 18" bucket footprints to streamline future OEM replacements and retrofits.
• Document part numbers and keep records for warranty and recertification requirements in your maintenance program.

Upgrade or restore your Siemens Marq 21 MCC system with this purpose-built Breaker MCC Bucket — a precise, reliable solution designed to keep your industrial processes running smoothly and safely.