Square D HGA36040AA 36040A 3-Pole 600 V Circuit Breaker

Meet the Square D HGA36040AA 36040A 3-Pole 600 V Circuit Breaker—the dependable three-phase protection your industrial electrical system relies on. With a current rating of 36040 A and a 600 V maximum, this component is purpose-built for demanding panels and equipment rooms where reliable interruption of overcurrent is critical. Part number HGA36040AA ensures you’re sourcing the exact replacement for Square D installations and compatible HGA-series infrastructure.

Where this breaker truly shines is in protecting three-phase circuits that power motors, drives, and heavy loads. By quickly sensing overloads or faults and opening the circuit, it helps prevent equipment damage, unexpected downtime, and maintenance headaches. Its Square D make means you get consistent performance and seamless integration with existing Square D panels and enclosures.

• Three-pole configuration supports balanced protection for 3-phase systems, reducing the risk of uneven fault currents.
• 600 V system compatibility aligns with common industrial power networks, making it a practical upgrade or replacement choice.
• Precise identification via part number HGA36040AA simplifies ordering, stocking, and maintenance planning.
• OEM-grade reliability from Square D, ensuring compatibility with standard panels and downstream components.
• Ideal for panelboards, motor control centers, and other industrial distribution setups where robust three-phase protection is essential.
• Direct replacement approach minimizes downtime during maintenance and ensures continuity of protection for critical machinery.

This model is especially well-suited for plant engineers, electricians, and procurement specialists who maintain and upgrade electrical distribution in factories, warehouses, and commercial facilities. Use it to replace aging breakers, upgrade to a 600 V protection scheme, or stock a reliable, ready-to-install part for routine maintenance. The HGA36040AA is designed to integrate smoothly with existing Square D infrastructure, delivering dependable three-phase protection where it matters most.

Practical tips for use: verify your system voltage and current requirements match the 600 V, 3-pole specification, confirm the panel and enclosure compatibility with HGA-series devices, and keep the part number (HGA36040AA) on hand for quick replacements during maintenance cycles.