Siemens Q2125H00S01 Circuit Breaker, 125A, 2-Pole, 120V

The Siemens Q2125H00S01 Circuit Breaker is a dependable, high-capacity protection device designed for residential and select industrial service needs. With a 125 A rating, 2-pole configuration, and 120 V operation, this unit fits within the Siemens Residential Circuit Breaker family and is intended for panels that list Q2125H00S01 as a compatible match. Use it to protect critical circuits from overload during everyday use or maintenance projects.

• 125 A, 2-pole, 120 V—solid protection for high-load circuits in standard 120-volt systems.
• Two-pole design provides simultaneous disconnection of both hot legs, enhancing safety during service and maintenance tasks.
• Residential Circuit Breaker series compatibility—optimized for Siemens panels that list Q2125H00S01 as a valid fit, ensuring reliable performance in supported installations.
• Ideal for service, maintenance, and replacement projects—a practical choice when upgrading or replacing aging breakers in appropriate panels.
• Plug-in form factor designed to integrate with existing panel infrastructure without requiring custom adapters.

Compatibility and installation notes

• Verify fit by part number and application requirements to ensure safe, compliant operation in your panel.
• If you’re unsure about compatibility, use the part number Q2125H00S01 as the primary reference and consult your panel’s listing to confirm it’s a listed match.
• Need help matching a part number or confirming compatibility? Message us and we’ll assist you in selecting the correct breaker for your Siemens panel.

Specifications

• Series: Residential Circuit Breaker
• Product Type: Circuit Breaker
• Amperage: 125 A
• Poles: 2
• Voltage: 120V
• Part Number: Q2125H00S01