Siemens Q220AFC - 20 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

The Siemens Q220AFC 20A, 240V, 2-pole plug-in molded case circuit breaker is engineered to deliver dependable protection for your electrical system. Designed for quick swaps in panelboards and load centers, this device guards branch circuits against overcurrent and short circuits while minimizing downtime and service interruptions.

Why the Siemens Q220AFC stands out

• Fast plug-in connection enables rapid installation and straightforward field replacement, reducing panel downtime.
• Thermal-magnetic trip unit provides stable, repeatable protection by responding to both overload conditions and magnetic fault events.
• 2-pole, 240V design targets two hot legs for comprehensive protection of common 240V circuits.
• Plug-in molded case construction delivers reliable performance in panelboards and load centers across residential, commercial, and light industrial settings.
• OEM-compatible works with matching Siemens panelboards and other OEM load centers to maintain consistent trip characteristics and system coordination.
• Versatile applications ideal for a range of environments from home electrical subpanels to small commercial and light industrial installations.

Technical snapshot

• Manufacturer: Siemens
• Part Number: Q220AFC
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 20 A
• Voltage Rating: 240 V
• Number of Poles: 2
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Practical use cases and setup

• Install in residential panelboards to protect essential 240V branch circuits, such as HVAC controls, water heating, or other shared 240V loads, with a clean, reliable trip profile.
• Replace or retrofit existing breakers in Siemens or compatible OEM load centers where a quick, plug-in solution is needed to restore safe operation.
• Employ in light commercial and small industrial panels to safeguard critical equipment and equipment circuits that operate on 240V.

Installation and compatibility tips

• Use the Q220AFC with matching OEM load centers and panelboards to ensure seamless integration and consistent protection characteristics.
• Leverage the plug-in mounting for faster service calls and simplified replacement, minimizing panel downtime during electrical maintenance.
• Verify 240V, 20A, 2-pole configuration aligns with your circuit requirements before installation to ensure proper coordination with adjacent protection devices.