Square D | QO230SWN | Circuit Breaker | 30A | 2-Pole | 240V | 10kA | Plug-In

Meet the Square D QO230SWN circuit breaker—a precise, plug-in protection device built for 30-amp, 240-volt circuits. Designed for maintenance, retrofit, and replacement projects where exact specifications matter, this 2-pole breaker delivers reliable overcurrent protection in a compact, easy-to-install package. The QO230SWN is the smart choice when you need a compatible, high-quality solution that aligns with existing Square D systems.

Key specifications

• Amperage: 30 A
• Poles: 2-Pole
• Voltage: 240 V
• Interrupting capacity: 10 kA
• Type: Plug-In

Why this breaker stands out

This is more than a generic protective device. The QO230SWN's 30‑amp, 2‑pole design is tailored for 240‑volt circuits, delivering dependable protection for commercial and residential applications that demand robust performance. Its 10 kA interrupting capacity provides a strong safety margin for fault currents, helping safeguard wiring and connected equipment. The plug-in format enables straightforward installation and quick swaps during panel maintenance or retrofits, reducing downtime and keeping your system running smoothly.

Compatibility and installation guidance

Compatibility matters. Before ordering, confirm fit and ratings to ensure seamless integration with your Square D setup. The part number, QO230SWN, is the best reference for compatibility, so double-check that your panel is compatible with this plug-in 2-pole, 240‑volt 30‑amp breaker. If you’re upgrading or replacing an existing breaker, this model provides a straightforward, reliable match for the QO family’s plug-in design.

Ideal use scenarios

• Maintenance or replacement of 30 A, 240 V circuits in compatible Square D panels
• Retrofit projects where matching specs are essential to maintain panel integrity
• Upgrading aging protection to a plug-in 2-pole configuration for improved service reliability