Square D GJL36015M03 - 15A, 3-Pole, Circuit Breaker

Meet the Square D GJL36015M03 15A, 3-Pole Circuit Breaker—a robust solution for dependable overcurrent protection in demanding electrical environments. With a 15-amp rating and a 3-pole configuration, this breaker is designed to protect three-phase circuits across panelboards, switchboards, and control panels, delivering reliable performance where it matters most.

Why this 3-Pole design matters: in a three-phase system, protecting all three conductors simultaneously minimizes the risk of unbalanced faults and protects equipment more effectively. The GJL36015M03 consolidates three-phase protection into a single, compact device, helping you streamline wiring, reduce panel footprint, and simplify installation in industrial settings.

Key advantages and ideal use cases:

• Three-Phase Protection in One Device: 3-Pole configuration provides comprehensive interruption of all phases during a fault, improving safety and system reliability.
• Versatile Panel Connectivity: Compatible with panelboards, switchboards, and control panels, making it suitable for a wide range of industrial, commercial, and OEM applications.
• Industrial and OEM Readiness: Built for environments where consistent, predictable overcurrent protection is critical in distribution panels and motor control centers.

Designed for real-world operation, this circuit breaker helps you maintain uptime and protect vital equipment—whether you’re wiring a new motor control center, upgrading a distribution panel, or equipping a commercial electrical room. The Square D GJL36015M03 stands up to routine switching, fault conditions, and the rigors of everyday use, giving you confidence that your three-phase circuits stay protected.

Specification snapshot:

• Current rating: 15A
• Poles: 3-Pole
• Breaker type: Circuit Breaker
• Applications: panelboards, switchboards, and control panels in industrial, commercial, and OEM environments