Siemens tiastar - Breaker MCC Bucket - 400 A, 240 V, 36" Height, 3 P | AmpState

Engineered for industrial motor control environments, the Siemens tiastar Breaker MCC Bucket from AmpState delivers dependable, mission-critical performance for 400 A, 240 V, 3-Pole operations. Designed as a direct replacement for OEM components, this bucket slots into existing Siemens tiastar MCC systems with minimal disruption, helping you keep production running smoothly during retrofit or maintenance cycles.

Key specifications

• Brand: Siemens
• Model / Configuration: tiastar Breaker MCC Bucket
• Rating: 400 A, 240 V, 3-Pole
• Height: 36 inches
• Application: Industrial motor control, motor control center (MCC) applications
• Fitment: Direct replacement for OEM TIASTAR MCC buckets; compatible with Siemens tiastar MCC systems
• Supplier: AmpState

Why this Siemens tiastar breaker bucket stands out

• Seamless compatibility—engineered to align with the same mounting footprints and electrical interfaces used by Siemens tiastar MCC frames, reducing retrofit risk and installation time.
• Robust 400 A, 240 V, 3-Pole performance—designed to reliably handle demanding motor loads in industrial settings, supporting large motors and high-inrush scenarios typical in manufacturing and process environments.
• OEM-grade reliability—a direct replacement option that preserves system integrity and simplifies procurement for service teams performing maintenance or capacity upgrades.
• Backed by AmpState—global delivery and support network ensure you can source this bucket wherever your operation runs, with dependable assistance when you need it.

Ideal use cases

• Replacing a failed or worn MCC bucket in an active Siemens tiastar MCC installation without reconfiguring the entire panel.
• Upgrading an aging motor control center to a trusted Siemens bucket that matches existing ratings and mechanicals for 400 A, 240 V, 3-Pole service.
• Maintaining spare parts stock for critical lines in manufacturing, water treatment, HVAC systems, and similar industrial facilities.

Compatibility and installation tips

Before installation, confirm that the tiastar MCC frame and wiring layout match the bucket’s 400 A, 240 V, 3-Pole configuration and 36-inch height. Use proper lockout/tagout procedures and follow Siemens installation manuals for mounting torque, bus bar connections, and wiring terminologies. Since this unit is a direct OEM replacement, it should slot into the existing footprint with minimal modification, helping you minimize downtime during service events.

AmpState advantage

AmpState supplies reliable MCC components with a global delivery network, ensuring ready availability for international refurbishments and onsite projects. With this Siemens tiastar Breaker MCC Bucket, you get certified hardware, project-ready documentation, and the confidence that your motor control system remains aligned with Siemens’ tiastar ecosystem.