Siemens 8PX - Breaker MCC Bucket - 40 A, 600 V, 12" Height, 3 P | AmpState

Designed for industrial motor control centers, the Siemens 8PX Breaker MCC Bucket — 40 A, 600 V, 12" height, 3-Pole — is a precise OEM replacement that drops into Siemens 8PX MCC systems for retrofit projects or new installations. Built to mirror the original form, fit, and electrical behavior, this bucket preserves reliable motor protection and control without the guesswork of mismatched components.

Key specifications

• Brand: Siemens
• Model: 8PX
• Configuration: Breaker MCC Bucket
• Rating: 40 A, 600 V, 3-Pole
• Height: 12"
• Compatibility: Direct replacement for OEM and retrofit in Siemens 8PX MCC systems
• Supplier: AmpState

Why this bucket matters

• Exact form, fit, and function for trouble-free installation in existing 8PX layouts, minimizing downtime and wiring surprises.
• Reliable performance for motor control applications that demand precise current handling (40 A) and safe operation up to 600 V.
• Seamless compatibility with Siemens 8PX bus designs, ensuring consistent trip timing, voltage grading, and protective coordination.
• Streamlined maintenance planning with a true OEM replacement that reduces parts variability across facilities.

Ideal use cases

• Retrofit projects where aging MCC buckets are approaching end-of-life, requiring a drop-in Siemens 8PX MCC bucket that preserves system integrity.
• Maintenance stock for mission-critical plants relying on 8PX architectures, enabling rapid replacements during planned outages.
• New builds or expansions in facilities already standardized on Siemens 8PX MCC systems, ensuring consistent hardware across the line.

Installation and practical tips

• Prepare the workspace by safely de-energizing the MCC and isolating adjacent phases before replacement.
• Verify busbar alignment and mounting hardware compatibility with your existing enclosure to ensure a smooth swap.
• Document the replacement as part of asset management to keep track of compatible components within the Siemens 8PX family.

Why AmpState

AmpState delivers Siemens 8PX compatible MCC components with global delivery, backed by a track record of compatibility and reliable sourcing. This Breaker MCC Bucket is designed to integrate with your existing Siemens ecosystem, helping you keep motor control centers performing at the level your operations demand.