Square D QO220HID 20A 2-Pole 240 V Circuit Breaker

Safeguard your 240-volt circuits with the Square D QO220HID 20A 2-Pole 240 V Circuit Breaker. This reliable Square D component is designed for quick, secure installation in QO-series panels, delivering precise protection for essential 240V loads. With part number QO220HID, it ensures you have a dependable, two-pole solution for demanding electrical setups.

Key specifications

• Current rating: 20 A
• Poles: 2
• Voltage rating: 240 V
• Series: Square D QO
• Part Number: QO220HID

Why this breaker stands out

Designed for performance in 240V branch circuits, this 2-pole breaker provides simultaneous interruption of both hot legs, enhancing safety and reducing the risk of half-energized circuits. Its plug-on design simplifies replacement and maintenance in compatible Square D panels, helping electricians and homeowners complete upgrades quickly and with confidence. By using a genuine Square D QO unit, you align with the panel’s engineered protection profile and long-term reliability.

Ideal applications

• Protecting 240V HVAC equipment and compressors
• Guarding 240V water heaters, pumps, and other high-demand appliances
• Securely protecting dedicated 240V circuits in residential or light commercial settings

Installation and compatibility

Specifically engineered for use in Square D QO panelboards and load centers, the QO220HID plugs into compatible bus bars for a tight, dependable connection. Before installation, verify panel compatibility to ensure optimal performance and safety. This is a direct replacement-style component that fits within the intended QO ecosystem, helping maintain circuit protection continuity without modification.

Practical considerations

• Use this 20A, 2-pole breaker for circuits that require balanced protection across both hot legs
• Choose genuine Square D parts to preserve warranty coverage and system integrity
• Pair with appropriately rated conductors and enclosures, following local electrical codes