Square D QO3100VH - 100A, 3-Pole, Circuit Breaker

Meet the Square D QO3100VH — a robust 100A, 3-pole circuit breaker engineered for dependable overcurrent protection in demanding electrical environments. Whether you’re building out a distribution panel, panelboard, switchboard, or a motor control center, this device delivers reliable, safe performance when it matters most.

Why the 3-pole design matters

• Three-pole configuration provides synchronized trip across all phases in three-phase systems, safeguarding equipment and reducing the risk of unbalanced loads.
• Compact, panel-ready form factor that fits seamlessly into standard Square D QO style enclosures for streamlined installation and serviceability.
• Ideal for industrial, commercial, and OEM applications where consistent protection and quick fault interruption are critical.

Core specifications at a glance

• Current rating: 100A
• Poles: 3-Pole
• Breaker type: Circuit Breaker
• Compatibility: Square D QO family panels, switchboards, and control panels

Practical use cases

• Motor control centers and three-phase motors that require reliable protection against overloads and short circuits.
• Distribution panels in commercial or light-industrial settings where space is at a premium but protection must not be compromised.
• OEM equipment where a durable, plug-and-play protective device is needed to meet stringent safety and reliability standards.

What makes it stand out

• Durable, field-proven performance within the Square D QO ecosystem ensures compatibility and predictable behavior across panels and devices.
• Ready for immediate deployment in systems that rely on clean, rapid disconnection of all affected conductors during fault conditions.
• Designed for safe operation in distribution panels and motor control centers, helping you minimize downtime and maintain continuous operation.

Installation and best practices

Install by a qualified electrician in accordance with applicable electrical codes and standards. Ensure the panelboard or switchboard is rated for a 3-pole, 100A device and that wiring follows manufacturer specifications for conductor size and torque. Pair this circuit breaker with compatible accessories and enclosures to maintain enclosure integrity and protection levels in demanding environments.

Choosing the right protection solution

For three-phase systems requiring robust, coordinated protection, the Square D QO3100VH delivers precise trip performance and streamlined maintenance. Its 3-pole design supports safe, reliable operation in motor-driven applications and distribution schemes where every phase matters.

Protect your three-phase circuitry with a trusted name in electrical protection. The Square D QO3100VH 100A, 3-Pole Circuit Breaker is the practical, reliable choice for industrial, commercial, and OEM panel installations seeking durable overcurrent protection and straightforward integration.