Square D HGA36125UR 125A 3-Pole 600 V Circuit Breaker

The Square D HGA36125UR 125A 3-Pole 600 V Circuit Breaker is engineered to deliver dependable overcurrent protection for demanding three-phase electrical systems. Designed by Square D, this part number HGA36125UR fits seamlessly into industrial and commercial panels, providing synchronized protection across all three phases for peace of mind and safer operation.

Key specifications

• Current rating: 125 A
• Poles: 3
• Voltage rating: 600 V
• Part number: HGA36125UR
• Brand: Square D

Why this breaker stands out

• Three-pole design provides balanced protection for all three phases, reducing the risk of phase imbalance and electrical faults.
• 125 A capacity makes it suitable for protecting motors, transformers, and other heavy-load equipment without frequent nuisance trips.
• 600 V rating expands applicability across a wide range of industrial distribution scenarios, from panel boards to service feeders.
• Part Number HGA36125UR offers precise compatibility for Select Square D installations, ensuring a straightforward replacement or upgrading path.

Ideal use cases

• Protecting 3-phase motors, pumps, conveyors, and other heavy loads in manufacturing floors and processing facilities.
• Serving as a reliable main or branch disconnect in commercial electrical rooms.
• Upgrading older panel boards to a modern, trusted Square D protection device with clear identification and performance.

Installation and compatibility notes

• Ensure the panel and wiring are rated for 125 A and 600 V to match the breaker’s specifications.
• Verify the breaker format aligns with your Square D panel or enclosure for a proper fit and safe operation.
• Use in applications where reliable, synchronized tripping across all three phases is essential for protecting motors and equipment from overcurrent events.

For professionals seeking a proven Square D solution that delivers precise three-phase protection without compromise, the HGA36125UR 125A 3-Pole 600 V Circuit Breaker offers clear value, straightforward replacement, and dependable performance in demanding electrical environments.