Square D QO280 - 80A, 240VAC, 2-Pole, Circuit Breaker

The Square D QO280 is a rugged, reliable 2-pole circuit breaker designed to deliver dependable overcurrent protection for demanding electrical systems. Rated for 80A and up to 240V, it fits Square D panelboards, switchboards, and control panels, making it a versatile choice for a wide range of installations.

• Current rating: 80A
• Voltage rating: 240VAC
• Poles: 2-Pole
• Breaker type: Circuit Breaker

Two-pole configuration provides simultaneous protection for both hot legs in a 240V circuit, simplifying wiring in two-phase and three-phase systems and helping to safeguard connected equipment from fault currents.

Ideal for a variety of real-world scenarios, this breaker excels in:

• Industrial motor control centers where reliable interruption is critical to protect motors and starting circuitry
• Distribution panels and control panels that require robust, space-efficient protection
• OEM applications where a dependable 80A, 240V two-pole device supports compact, mission-critical enclosures

Why choose the QO280 in your electrical system? It combines the trusted Square D QO family’s design philosophy with a practical 2-pole, 80A, 240V configuration that aligns with common industrial and commercial panel layouts. It delivers clear, predictable trip behavior, straightforward replacement in compatible assemblies, and solid protection for both wiring and connected loads in distribution panels and motor control centers.

Use cases span from manufacturing floors to commercial facilities, where maintaining uptime and protecting personnel and equipment from overcurrent events is essential. For installers and engineers, the QO280 offers a straightforward, dependable solution that integrates into existing Square D ecosystem workflows and panel configurations.