Square D | PEC1636LIZ | Circuit Breaker | 1600A | 3-Pole | 600V

Square D PEC1636LIZ Circuit Breaker — a rugged, high-capacity protection solution designed for demanding industrial power systems. Featuring a 1600A rating across 3 poles and a 600V operating capability, this breaker is built to safeguard heavy loads and keep critical equipment running smoothly during retrofit, maintenance, or replacement projects.

Designed for three‑phase distribution, the PEC1636LIZ provides reliable protection where exact specifications matter. When replacing or retrofitting, rely on the part number PEC1636LIZ as your primary compatibility reference to ensure proper fit and electrical ratings.

• Amperage: 1600A
• Poles: 3-Pole
• Voltage: 600V
• Applications: maintenance, retrofit, and replacement in compatible Square D panels
• Compatibility reference: Part number PEC1636LIZ

Ideal for: facilities with heavy industrial demand, large motor drives, manufacturing lines, and three-phase power distribution where precise part matching is essential to prevent misfits and ensure reliable protection.

Why this matters: choosing the exact PEC1636LIZ part reduces procurement risk, minimizes downtime during upgrades, and helps maintain consistent protection across your power system. Its three-pole, 600V design supports robust three-phase operation, making it a practical choice for upgrades or replacements in existing Square D installations.

Practical guidance: before ordering, confirm that your panel, bus arrangement, and ratings align with the PEC1636LIZ specifications. The part number is your best reference for compatibility, ensuring a seamless swap and continued electrical safety in your distribution system.