Siemens | MXD63S800AL | Circuit Breaker | 800A | 3-Pole | 600V | Bolt-On

The Siemens MXD63S800AL Circuit Breaker is a purpose-built, high-capacity protection device designed for demanding power systems. With an 800A rating, a 3-Pole configuration, and a 600V operating capability, this bolt-on breaker delivers secure, reliable protection for multi-phase electrical distributions in industrial and commercial settings.

• Amperage: 800A for heavy-load feeders and robust short-circuit protection.
• Poles: 3-Pole design to safeguard three-phase circuits with coordinated switching.
• Voltage: 600V rating to align with typical industrial power networks.
• Mounting: Bolt-On installation for a solid mechanical connection that stands up to vibration and busy electrical rooms.
• Reference: Part number MXD63S800AL is the precise reference for compatibility and fit in matching panels.

Ideal uses and practical benefits

• Maintenance and retrofit projects: When upgrading or refreshing protection in existing panels, this breaker provides a direct, spec-matched replacement that preserves system protection integrity.
• Replacement in compatible switchgear: Use this model for replacements where the MXD63S800AL is specified, ensuring a seamless drop-in fit with your panel’s mounting and electrical interface.
• Industrial and commercial power distributions: Supports critical feeders and multi-phase circuits that demand reliable 800A protection in demanding environments.

What makes this Siemens model stand out

• Exact compatibility guaranteed by the part-number reference: MXD63S800AL ensures you’re selecting the right device for your panel or switchgear configuration.
• Bolt-On design delivers a secure, durable connection that minimizes loosening risks in active electrical spaces.
• High-current, three-phase protection simplifies installation and improves coordination across multi-phase circuits without compromising reliability.

Procurement and installation notes

• Always confirm fit and ratings before ordering. The MXD63S800AL part number is your best reference to ensure a proper match with your equipment.
• When replacing an existing breaker, verify the panel’s mounting interface and compatibility with bolt-on devices to avoid installation delays.
• Keep the product documentation on hand during installation to verify specification alignment and ensure a compliant, safe setup.