Siemens Model 90 - Breaker MCC Bucket - 40 A, 240 V, 9" Height, 3 P | AmpState

Siemens Model 90 Breaker MCC Bucket—a purpose-built replacement module for Siemens Model 90 motor control centers. Rated 40 A, 240 V, 3-Pole, with a compact 9\" height, this MCC bucket is engineered for reliable protection and easy retrofit in industrial environments.

This direct replacement is designed to drop into existing Siemens Model 90 MCC systems without modification, making it ideal for spares stocking, planned maintenance, and rapid upgrades in facilities with heavy machinery and motor-driven processes.

• Brand: Siemens
• Model: Model 90
• Configuration: Breaker MCC Bucket
• Rating: 40 A, 240 V, 3-Pole
• Height: 9 inches

What makes this MCC bucket stand out

AmpState emphasizes compatibility and reliability. This bucket is a direct OEM replacement or retrofit option, ensuring buses and wiring align with standard Siemens Model 90 MCC components. The 3-Pole design supports synchronized protection for three-phase motors, reducing the risk of unbalanced loading and electrical faults.

Ideal use cases

• Maintenance teams performing spare-part rotation in manufacturing plants that rely on Siemens Model 90 MCC systems.
• Retrofits where upgrading to a proven 40 A, 240 V protection bucket improves motor-start reliability and protects critical loads.
• Facilities implementing modular MCC configurations with common 9\" physical fit.

Practical tips

• Verify system voltage and current ratings before replacement to ensure full compatibility with existing MCC bus bars and control circuitry.
• Keep a labeled spare bucket on hand to minimize downtime during maintenance windows.
• During installation, follow Siemens Model 90 alignment guidelines to ensure proper insertion and crew-safe operation.

AmpState ships high-quality MCC components with global delivery, helping industrial sites worldwide keep motors turning and processes progressing smoothly.