Siemens - 8PX2 - Breaker MCC Bucket - 90 A, 600 V, 12" Height, 3 P | AmpState

Meet the Siemens 8PX2 Breaker MCC Bucket — a purpose-built, industrial-grade solution engineered to protect and control three-phase motor loads with precision. Rated for 90 A at 600 V and configured as a 3-Pole module, this bucket delivers reliable switching and protection within demanding manufacturing environments.

Built to drop seamlessly into Siemens 8PX2 MCC lineups, this MCC bucket is the smart choice for OEM replacement and retrofit projects. It preserves the integrity of your existing motor control center while delivering a fresh, factory-aligned component that integrates with standard bus connections and wiring schemes. When upgrading aging equipment or upgrading a line, choosing a Siemens 8PX2 bucket helps maintain consistent protection, timing, and electrical characteristics across your system.

• Rating: 90 A, 600 V
• Configuration: Breaker MCC Bucket, 3-Pole
• Bucket Height: 12"
• Series: Siemens 8PX2
• Application: OEM replacement and retrofit within 8PX2 motor control centers

This MCC bucket is ideal for mid-to-large motor drives in manufacturing lines, pumps and compressors, conveyors, and other heavy-duty applications where reliable phase protection is critical. By matching Siemens’ 8PX2 design, it ensures compatibility with existing enclosures, mounting patterns, and control wiring, reducing installation risk and shortening downtime during upgrades.

What makes it stand out is its targeted fit and proven performance within the Siemens ecosystem. Unlike generic alternatives, this bucket is purpose-engineered for the 8PX2 architecture, delivering consistent contact integrity, predictable trip behavior, and streamlined maintenance in complex motor control installations.

Practical tips for use:

• Verify enclosure compatibility and mounting rails before installation to ensure a clean, secure fit.
• Check connector alignment with existing bus bars to prevent wiring strain during insertion.
• Schedule preventive maintenance around the 8PX2 bucket’s expected lifecycle to maintain optimal protection for your motors.
• When retrofitting, keep documentation on the original MCC configuration to simplify future replacements or scoping for expansions.

AmpState sources high-quality Siemens MCC components worldwide, providing dependable supply for OEMs, integrators, and service teams. If you’re upgrading an industrial motor control setup or replacing a worn bucket in an existing 8PX2 system, this 90 A, 600 V, 3-Pole MCC bucket is built to deliver consistent performance, reliability, and a precise fit that keeps your motor control center operating smoothly.