Square D HLA36100SK 100A 3-Pole 600 V Circuit Breaker

Meet the Square D HLA36100SK 100A 3-Pole 600 V Circuit Breaker — a purpose-built protection device for demanding three-phase electrical systems. Built to handle real-world loads in commercial and light-industrial environments, this breaker delivers reliable overcurrent protection when it matters most.

• Current rating: 100 A, providing solid protection for moderate to heavy three-phase circuits.
• Configuration: 3-pole design, ideal for balanced three-phase distribution and motor-driven equipment.
• Voltage rating: 600 V maximum, suitable for industrial power networks and equipment feeds.
• Part number: HLA36100SK ensures precise compatibility with Square D panels and the broader HLA-series ecosystem.

Why choose this Square D circuit breaker? It’s designed to streamline protection for three-phase systems without compromising on reliability. The 3-pole layout simplifies wiring and panel layout, reducing installation time and potential wiring errors. With a robust Square D build, you get consistent performance in environments where vibration, temperature fluctuations, and routine maintenance are part of the daily workflow.

Ideal use cases include protecting three-phase motor feeders, HVAC distribution circuits, conveyor lines, and other equipment that relies on balanced phase protection. It’s a practical upgrade for panelboards that require a dependable, standardized protection solution with clear part compatibility and straightforward replacement paths.

Practical benefits and considerations:

• Directly protects three-phase circuits up to 600 V, helping prevent overloads that can damage equipment and cause downtime.
• Designed for durable, long-term service in commercial and light-industrial installations where consistent performance is essential.
• Part of the Square D family, offering familiar maintenance routines and compatibility with existing Square D infrastructure.
• Easy to inspect and replace, minimizing maintenance effort during scheduled downtime.

If you’re updating electrical protection in a three-phase setup or stocking replacement parts for a Square D panel, the HLA36100SK brings clarity, reliability, and compatibility to your system. It’s a focused, purpose-built solution for reliable overcurrent protection in demanding environments.