Square D Q1B - 100A, 2-Pole, Circuit Breaker

Introducing the Square D Q1B, a 100A, 2-Pole Circuit Breaker built for reliability in demanding electrical environments. This Square D device delivers dependable overcurrent protection and safe operation, making it a trusted choice for panelboards, switchboards, and control panels across industrial, commercial, and OEM applications.

Key specifications

• Current rating: 100A
• Pole configuration: 2-Pole
• Breaker type: Circuit Breaker

Why choose the Square D Q1B 100A 2-Pole Circuit Breaker

• Proven Square D reliability: Backed by a legacy of dependable protection, designed to perform when it matters most in critical systems.
• Two hot-leg interruption: The 2-pole design safely interrupts two conductors, ideal for distribution panels and motor control centers.
• Precise 100A protection: Calibrated to guard feeders and circuits from overloads and short circuits in demanding environments.
• Versatile integration: Compatible with panelboards, switchboards, and control panels, making it suitable for new installations or upgrades in industrial, commercial, and OEM settings.

Ideal use cases

• New installations in panelboards, switchboards, and control panels where clean, reliable overcurrent protection is essential.
• Retrofits and upgrades in existing distribution panels and motor control centers to enhance protection and safety.
• OEM equipment enclosures that require robust, dependable circuit protection for prolonged uptime.

Installation and practical considerations

For safe, effective use, confirm the Q1B is the correct family for your distribution system and ensure compatibility with your existing Square D components. Follow all relevant electrical codes and the panel manufacturer’s guidelines for installation, mounting, and torque specifications. This approach helps minimize downtime and protects both wiring and downstream equipment from fault currents.

In summary, the Square D Q1B 100A 2-Pole Circuit Breaker is a purpose-built solution for industrial, commercial, and OEM environments that demand reliable fault interruption and straightforward integration into panelboards, switchboards, and control panels. It’s a practical choice for safeguarding distribution systems and motor control centers with confidence.