Square D HJA36125SAYH1YP - 50A, 3-Pole, Circuit Breaker

The Square D HJA36125SAYH1YP is a rugged 50A, 3-pole circuit breaker designed to deliver dependable overcurrent protection in demanding electrical environments. Built for industrial, commercial, and OEM applications, this unit anchors safety and reliability in distribution panels and motor control centers.

Three-pole configuration means synchronized protection across all phases, making it an ideal choice for three-phase systems found in panelboards, switchboards, and control panels. With a 50-amp rating, it cleanly handles motor feeders, power distribution circuits, and other demanding loads, helping prevent damage from overloads while keeping equipment running smoothly.

Why this model stands out

• Three-pole design provides unified protection for all three hot conductors in a single, compact device.
• 50A rating matches common industrial and commercial load profiles, offering a practical balance between protection and usability.
• Square D reliability backed by decades of field performance in distribution panels and motor control centers.
• Versatile installation suitable for panelboards, switchboards, and control panels across a range of environments.
• OEM-friendly a trusted choice for manufacturing and equipment integrators seeking consistent protection across systems.

Ideal use scenarios include protecting feeder circuits in distribution panels, safeguarding motor control centers, and serving as a reliable protection element in industrial automation setups. If you’re upgrading or configuring a three-phase electrical system, this 50A, 3-pole circuit breaker offers straightforward integration and durable operation in harsh environments.

Key specifications at a glance

• Current rating: 50A
• Poles: 3-Pole
• Breaker type: Circuit Breaker

Choose the Square D HJA36125SAYH1YP when you need steady, predictable overcurrent protection that keeps distribution panels and motor control centers safe, compliant, and performing at their best. Its straightforward three-pole design, reliable protection, and compatibility with a wide range of panel configurations make it a practical, long-term solution for essential electrical infrastructure.