Square D HJA36060U43XAABCSH 60A 3-Pole 600 V Circuit Breaker

Experience reliable protection for your three-phase electrical system with the Square D HJA36060U43XAABCSH 60A 3-Pole 600 V Circuit Breaker. This compact, heavy-duty device is designed to interrupt power safely when faults occur, safeguarding people, equipment, and processes from overloads and short circuits. The part number HJA36060U43XAABCSH identifies a precise configuration that fits Square D panels and supports standard 3-pole, 600-volt applications.

Key specifications

• Current rating: 60 A
• Poles: 3
• Voltage rating: 600 V
• Brand/part: Square D, HJA36060U43XAABCSH

Why it matters for your system

The 3-pole design provides balanced protection across all three phases, which is essential for safe operation of 3-phase motors, pumps, compressors, and large electrical feeders. With a 60-amp rating, it is well-suited for mid-sized industrial and commercial circuits that require robust protection without unnecessary interruptions on light loads. Its 600 V capability makes it compatible with a wide range of commercial and industrial distributions, including facilities that run high-voltage equipment.

Ideal use cases

• Three-phase motor circuits in manufacturing lines and packaging machinery
• Feeding HVAC equipment, chillers, and large pumps
• Protecting branch circuits in commercial panels that operate at up to 600 V

Compatibility and installation

Designed to slot into Square D panels that accept HJA-series circuit breakers, the HJA36060U43XAABCSH is a straightforward replacement or upgrade for existing protective devices. Before installation, verify that your panel supports 3-pole, 60 A devices and that the entire system is rated for 600 V to ensure safe operation. As with all electrical work, installation and servicing should be performed by a licensed electrician following local codes and the manufacturer’s guidelines.

What sets this apart

Unlike generic breakers, this Square D unit is part of a trusted family known for dependable performance in demanding environments. The specific part number HJA36060U43XAABCSH guarantees compatibility with Square D accessories and panels, reducing guesswork during upgrades or repairs. When you need precise, reliable protection for your 3-phase distribution, this 60 A, 3-pole, 600 V breaker delivers predictable, dependable performance.