Square D | PXF36800LI | Circuit Breaker | 800A | 3-Pole | 600V

The Square D Circuit Breaker with part number PXF36800LI delivers dependable protection for demanding electrical systems. With an 800A rating housed in a 3-pole design and a 600V operating rating, it’s built to handle the needs of mid-to-large scale panels, commercial installations, and industrial equipment where robust overcurrent protection is non-negotiable.

Key details at a glance

• Amperage: 800A
• Poles: 3-Pole
• Voltage: 600V
• Purpose: Maintenance, retrofit, and replacement where matching specs are required
• Reference for compatibility: Use the PXF36800LI part number to confirm fit and ratings before ordering

Why this Square D breaker stands out

This is not just a generic three-pole breaker. The PXF36800LI is specifically chosen when your panel or gear calls for a precise profile and high-capacity protection. By matching the exact part number, you reduce the guesswork that comes with replacements and retrofits, helping you:

• Minimize downtime during maintenance windows by ensuring a drop-in fit that aligns with existing bus configurations and mounting footprints
• Preserve circuit integrity in demanding environments where 800A loads are routine
• Maintain compliance and electrical safety by using a recognized Square D specification for upgrades and repairs

Ideal use cases

Designed for scenarios where reliability and compatibility matter most, this 3-pole, 600V breaker is suited for:

• Industrial control panels and distribution boards with high-load three-phase circuits
• Retrofits or upgrades to restore protection in aging switchgear
• Maintenance replacements in facilities that require precise part-number matching to avoid mismatches

Practical guidance for your purchase and installation

Before you order, verify that the PXF36800LI matches your panel’s specifications and the system’s voltage and current requirements. If the panel labeling calls for a specific part number or frame style, use that as the primary reference to guarantee compatibility. When installing, follow standard electrical safety practices and torque specifications from your panel’s manufacturer to ensure a secure, reliable connection.

Whether you’re stocking for planned maintenance, executing a retrofit, or replacing a failed component, the Square D PXF36800LI circuit breaker provides the critical protection you need for safe, continuous operation of 3-phase 600V systems. Rely on the precise match of part number compatibility to keep your electrical infrastructure performing at its best.