Square D | PXF36700LS | Circuit Breaker | 700A | 3-Pole | 600V | Bolt-On

Square D PXF36700LS is a rugged three‑pole circuit breaker built to meet demanding industrial and commercial panel needs. With a 700A rating and 600V operating capability, this bolt‑on unit delivers a secure, dependable protection solution for heavy-duty electrical circuits. Designed for maintenance, retrofit, and replacement projects, it ensures you can restore or upgrade power distribution without compromising safety or performance.

Key specifications

• Amperage: 700 A
• Poles: 3‑Pole
• Voltage: 600 V
• Mounting: Bolt‑On
• Part number: PXF36700LS

Notes: Confirm fit and ratings before ordering. The part number is the best reference for compatibility, so cross‑check this exact model with your panel specifications to avoid mismatches during retrofit or replacement.

Ideal use cases

• Maintenance and service of existing Square D panels that require a PXF36700LS equivalent replacement.
• Retrofit projects where upgrading to a higher or matching amperage within a 600 V system is necessary.
• Replacement scenarios in commercial or light industrial settings where reliable, bolt‑on mounting provides a secure, vibration‑resistant installation.

Why this breaker stands out

Because it’s a genuine Square D component, the PXF36700LS is engineered for consistent performance within compatible panels. The bolt‑on design delivers a robust, factory‑tight connection that helps minimize looseness and arcing risks in high‑demand environments. Its 3‑pole configuration supports balanced three‑phase circuits, making it a practical choice for industrial distribution where dependable trip protection across all phases is essential.

Installation and compatibility tips

Before purchasing, verify that your panel accepts bolt‑on breakers of this model and that the electrical ratings align with your system requirements. Use the part number PXF36700LS as the primary reference for compatibility, and consult your panel’s documentation or manufacturer guidance if you’re substituting an aging or different‑style breaker. When installing, follow standard safety practices: de‑energize equipment, install in accordance with local electrical codes, and secure the breaker firmly to ensure optimal contact with the bus bars.

Practical considerations

• Best suited for panels that specify bolt‑on 3‑pole breakers at 600 V with a 700 A rating.
• Ideal for projects that require exact part reference for warranty and serviceability.
• Keep a documented record of the exact model (PXF36700LS) for future maintenance and replacements.