Square D HGA36060U43XAABCSK 60A 3-Pole 600 V Circuit Breaker

The Square D HGA36060U43XAABCSK is a purpose-built circuit breaker engineered for demanding three‑phase electrical systems. With a 60 amp rating and a 600 V interrupting capability, this genuine Square D component delivers dependable overcurrent protection for feeders, motors, and distribution panels in commercial and industrial environments.

Key specifications

• Part Number: HGA36060U43XAABCSK
• Current rating: 60 A
• Poles: 3
• Voltage rating: 600 V
• Family: HGA series (Square D)

Why this breaker stands out

• Exact-fit protection for 3‑pole, 60 A circuits in three‑phase systems, helping to safeguard motors, compressors, and large feeders from overloads and faults.
• Rotationally reliable design built to perform in demanding environments where consistent trip performance matters for uptime and safety.
• Authentic Square D quality backed by the brand’s reputation for durable electrical protection components designed to integrate with Square D panels and compatible distribution systems.

Ideal use cases

• Three-phase motor control circuits in manufacturing floors, HVAC systems, and processing facilities.
• Main feeders and subfeed protection in commercial electrical rooms where 600 V systems are standard.
• Panel boards that require a 60 A, 3-pole breaker to maintain balanced protection across phases.

Installation, compatibility, and tips

Ensure you’re installing this breaker in Square D panels designed to accept HGA‑style devices. Follow standard electrical practices for mounting, wiring, and torque specifications as outlined by the panel manufacturer to maintain compliance and ensure reliable operation. As with all overcurrent protection devices, install in a manner that maintains clear labeling of protected circuits and easy accessibility for testing and maintenance.

Safety and care

Shut power to the panel before servicing. Use the correct tools and PPE, and verify proper isolation before any work on energized circuits. This 60 A, 3‑pole 600 V circuit breaker is designed to protect people and equipment by interrupting fault currents quickly and reliably.