Square D | QH220 | Circuit Breaker | 20A | 2-Pole | 240V | Plug-In

Meet the Square D QH220 plug-in circuit breaker — a precise, field-ready protection device built for Square D panels that accept QH-series breakers. With a 20A rating and 2-pole configuration, this 240V breaker delivers reliable overcurrent protection for demanding residential, commercial, or light industrial circuits. Its plug-in design means quicker service and cleaner, tool-free installation when you need to maintain, retrofit, or replace existing protection without changing the panel.

Key specifications

• Amperage: 20 A
• Poles: 2-Pole
• Voltage: 240 V
• Type: Plug-In (QH-series)
• Part number: QH220

Fitment and compatibility: Confirm fit and ratings before ordering. The part number is the best reference for compatibility with your panel, ensuring a secure, code-compliant installation.

Ideal use cases

• Maintenance and servicing of 240V circuits in panels that accept QH-series plug-in breakers
• Retrofit projects requiring a like-for-like 20A, 2-pole 240V protection to match existing panel layout
• Replacement for a failed 20A, 2-pole 240V breaker in compatible Square D panels

Why this matters for your electrical setup

• Compatibility you can trust: As part of the QH family, this breaker is designed to drop into select Square D panels without adapters or modifications.
• Efficient service: The plug-in design supports faster replacement, minimizing downtime on critical circuits.
• Consistent protection: A dedicated 20A, 2-pole breaker ensures balanced protection across multi-wire branch circuits on 240V systems.

Practical installation tips

• Verify that your panel label indicates QH-series plug-in breakers are acceptable.
• Power down the main disconnect and discharge any remaining energy before handling the breaker.
• Use appropriate insulated tools and follow standard safety procedures to avoid arc or contact hazards.
• Store spare breakers in a dry, clean environment to prevent corrosion and maintain reliability.

Designed for technicians and informed homeowners alike, the Square D QH220 delivers dependable protection for 240V circuits with a straightforward, plug-in installation path. When your panel requires a precise 20A, 2-pole QH-series breaker, this part number (QH220) is your definitive reference for safe, reliable operation.