Square D HGA36100U43XAABC 100A 3-Pole 600 V Circuit Breaker

Power up trusted protection with the Square D HGA36100U43XAABC 100 A, 3-Pole, 600 V Circuit Breaker. This part number HGA36100U43XAABC is designed to deliver reliable interruption for three‑phase systems, safeguarding wiring and equipment from overloads and faults on circuits up to 600 volts.

• Current rating: 100 A
• Poles: 3 (three‑pole) for comprehensive three‑phase protection
• Voltage rating: 600 V
• Part number: HGA36100U43XAABC
• Brand: Square D

Built for compatibility with Square D panels and enclosures that accept HGA series breakers, this unit is a dependable choice for upgrading aging protection or stocking spare replacements in commercial and industrial settings.

Why this model stands out:

• Three-pole configuration ensures balanced protection across all phases, helping prevent miscoordination and equipment damage in three-phase power systems.
• Clear, specific ratings and part number simplify procurement, cross-referencing, and maintenance planning.
• Ideal for distribution panels, motor controls, and other industrial power circuits that require robust 3‑phase protection up to 600 V.

Practical use scenarios:

• Upgrading a 3‑phase distribution panel that accepts HGA‑series breakers.
• Replacement for aging 3‑pole breakers in facilities operating 600 V systems.
• Emergency spare on-hand for plants running motors, conveyors, pumps, and other three‑phase equipment.

Notes for buyers: ensure panel compatibility with HGA series breakers and confirm that a 3‑pole, 600 V protection configuration matches your system requirements before installation. Follow manufacturer guidelines for torque and secure mounting to ensure reliable operation.