Siemens QF220AH 220A 2-Pole 240 V Circuit Breaker

Siemens QF220AH is a heavy-duty 220 A, 2-pole, 240 V circuit breaker designed to deliver reliable protection for demanding electrical circuits within compatible Siemens panel systems. With the part number QF220AH, this breaker provides precise overcurrent protection and fast interruption for 240-volt circuits, helping prevent damage from overloads and short circuits. Key advantages that set this breaker apart

• High-current capability: A 220 A rating supports large-draw loads such as subpanel feeders and robust electrical equipment, reducing nuisance trips while maintaining strong protection.
• Two-pole configuration: Simultaneous disconnection of both hot legs ensures safe, coordinated shutdown for 240 V circuits, simplifying wiring and improving overall safety.
• Optimized for Siemens QF panels: Specifically designed to drop into compatible Siemens QF load centers and distribution panels for straightforward installation and reliable performance.
• Durable, purpose-built construction: Built to withstand regular operation in challenging electrical environments, offering dependable protection over time.
• Clear part identification: The QF220AH designation helps you confirm exact specifications for replacement or expansion within existing Siemens systems.

Ideal use cases

• Protect feeders to a subpanel in residential or light commercial settings.
• Provide main protection for high-draw 240 V equipment such as large air conditioning units, heat pumps, or electric heating elements.
• Serve as a dedicated 240 V circuit breaker for large appliances or motors in Siemens-based electrical installations.

Installation and compatibility notes

• Install only in panels designed for Siemens QF-type breakers to ensure proper fit and safe operation.
• Verify that the panel’s electrical rating and insulation support a 220 A, 2-pole 240 V breaker as part of your system design.
• For best results, have a licensed electrician perform the installation and adhere to local electrical codes and standards.

Specifications at a glance

• Part Number: QF220AH
• Current rating: 220 A
• Poles: 2
• Voltage rating: 240 V
• Series: Siemens QF