Siemens | B110 | Circuit Breaker | 10A | 1-Pole | 120V

The Siemens B110 Circuit Breaker is a reliable, maintenance-ready solution for replacing worn-out breakers or retrofitting panels that require exact specs. This 1-Pole, 10A, 120V unit is built to deliver clean, predictable protection for your circuits while keeping installation straightforward.

Key specifications

• Amperage: 10A
• Poles: 1-Pole
• Voltage: 120V

Notes: Confirm fit and ratings before ordering. The part number is the best reference for compatibility — in this case, B110.

Why choose the Siemens B110?

• Exact compatibility: Use the B110 part number as your primary reference to ensure the breaker matches your panel’s design and labeling.
• Simple replacement: Ideal for maintenance and retrofit projects where you’re swapping an aging or failed breaker with a like-for-like unit.
• Solid electrical performance: Built from Siemens' engineering standards for dependable protection of branch circuits in 120V systems.
• Clear, predictable trip characteristics: 10A rating supports standard residential and light commercial loads while preserving overall panel safety.

Practical use cases

• Home electrical panel upgrades or repairs where a 1-pole 10A 120V breaker is required.
• Retrofits that demand precise spec matching to avoid compatibility issues with existing bus stabs and panel slots.
• Replacement of a tripped or failed breaker in circuits such as lighting, general outlets, or small appliance circuits within the 10A range.

Installation tips

• Before installing, shut off power at the main disconnect and verify inactive circuits with a tester.
• Ensure the breaker is seated fully in the panel and the terminal screws are snug according to your panel’s guidelines.
• Handle with dry hands and use proper personal protective equipment as required by your local electrical codes.