Square D QOU220 - 20A, 2-Pole, Miniature Circuit Breaker (MCB)

Square D QOU220 is a 20A, 2-Pole Miniature Circuit Breaker (MCB) engineered to deliver reliable overcurrent protection in essential electrical systems. This device safeguards panelboards, switchboards, and control panels by quickly interrupting fault currents and preventing damage to downstream equipment.

Key specifications align with demanding industrial and commercial environments: a 20A current rating, a 2-Pole configuration, and a Miniature Circuit Breaker (MCB) design. The QOU220 is purpose-built for applications where dependable protection and safe operation within distribution panels and motor control centers are critical.

• Current rating: 20A
• Poles: 2-Pole
• Breaker type: Miniature Circuit Breaker (MCB)
• Applications: panelboards, switchboards, and control panels
• Ideal for: industrial facilities, commercial deployments, and OEM equipment where reliable overcurrent protection is essential

Why the Square D QOU220 stands out: it combines a proven safety profile with straightforward operation in everyday electrical distribution tasks. In environments where downtime is costly, having a dependable MCB that protects circuits and controllers helps reduce maintenance hassles and prolongs the life of upstream power systems.

Practical use scenarios include protecting a feeder circuit in a factory panelboard powering automated conveyors and robotics, safeguarding motor control centers in commercial machinery, and providing reliable protection in OEM control enclosures for new equipment builds. The QOU220 delivers clear, reliable protection where it matters most—at the heart of your electrical distribution chain.