Square D | PCP361800 | Circuit Breaker | 1800A | 3-Pole | 600V

Square D PCP361800 is a high-capacity circuit breaker engineered for demanding three-phase installations. With a 1800A rating, this 3-Pole unit is designed to protect complex industrial and commercial power systems operating up to 600V, delivering reliable interruption and safe shutdown when faults occur.

Key specifications

• Amperage: 1800A
• Poles: 3-Pole
• Voltage rating: 600V

Important compatibility note: The part number PCP361800 is the best reference for fit and ratings. Confirm that this exact unit matches your panel, switchgear, and electrical requirements before ordering.

Why this PCP361800 circuit breaker stands out

• Maintenance, retrofit, and replacement-ready — built to slot into systems that require precise specifications.
• Three-pole configuration ensures balanced protection across all phases, reducing the risk of overload on any single leg.
• High current capability (1800A) supports large feeders and equipment, enabling safer, more reliable operation of high-demand loads.
• 600V rating expands application across medium-voltage distribution networks while maintaining robust protection characteristics.
• Trusted Square D build quality, offering consistent performance in critical electrical infrastructure.

Ideal use cases

• Upgrading legacy electrical panels to meet current safety standards in manufacturing lines.
• Retrofits in data centers, processing plants, and large facilities with three-phase loads.
• Replacement of aging or failed breakers in high-current, multi-phase circuits to minimize downtime.

Tips for purchasing and installation: double-check the fitment against your panel’s model and voltage class. If you’re unsure about alignment of the PCP361800 with your system, consult a licensed electrician to ensure correct installation and safe operation.