Square D | PXF361400LSI | Circuit Breaker | 1400A | 3-Pole | 600V | Bolt-On

Introducing the Square D PXF361400LSI Circuit Breaker — a rugged, bolt-on solution engineered for demanding electrical distributions. Designed for maintenance, retrofit, and replacement projects where exact specifications matter, this 3-pole unit delivers reliable protection in 3‑phase, 600V systems with a notable 1400A capacity.

Key specifications

• Amperage: 1400 A
• Poles: 3‑Pole
• Voltage: 600 V
• Mounting: Bolt-On
• Part number: PXF361400LSI

Why this model may be the right fit

• Exact-fit compatibility for retrofit and replacement projects where a 3‑pole, 600V, 1400A breaker is required.
• Reliable bolt-on installation that suits panels and enclosures designed for bolt-on protection devices, enabling straightforward field mounting with minimal panel modification.
• Best reference for compatibility is the part number itself, ensuring alignment with your panel catalog and maintenance records.

Ideal use cases

• Industrial power distribution where large, three‑phase protection is needed for heavy equipment and high-current feeders.
• Panel retrofits or upgrades to align with upgraded electrical loads while preserving original panel design intent.
• Maintenance cycles in manufacturing facilities, data centers, or process plants that rely on precise 600V, 1400A protection.

Installation considerations and practical tips

• Always confirm fit and ratings before ordering to avoid mismatches with your panel or bus configuration.
• Use the exact part number PXF361400LSI as your primary compatibility reference during procurement and record-keeping.
• Plan for bolt-on mounting access and clearance in the enclosure to ensure secure installation and proper cooling.
• Document the installation in your maintenance logs, noting the model, amperage, voltage, and pole configuration for future service needs.

This Square D circuit breaker delivers a precise combination of high current capacity, three‑phase protection, and straightforward bolt-on installation, making it a practical choice for professionals upgrading or maintaining large electrical systems. By prioritizing the exact spec with the PXF361400LSI part number, you can achieve reliable protection aligned with your panel design and safety requirements.