Miniature Circuit Breaker, QF Series, 20A, 1 Pole, 120V AC, 10kA at 120V AC MPN:QF120A
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In Stock
Free Shipping
In Stock
SKU
510-G3111997
Miniature Circuit Breaker, QF Series, 20A, 1 Pole, 120V AC, 10kA at 120V AC
Protect your home or business with the Siemens QF Series 20A Miniature Circuit Breaker, designed for use with Siemens load centers. This compact breaker provides ground fault circuit interrupter (GFCI) protection, detecting and interrupting ground faults as small as 5mA. With a maximum air rating of 10kA at 120V AC, it offers reliable performance in a wide range of applications, including residential and commercial electrical systems. Easy to install and maintain, this breaker is perfect for new construction or retrofit projects, providing peace of mind and helping to prevent electrical shock and fires.
Top product features:
- Protects against ground faults with a Class A 5mA rating
- Interrupts electrical circuits at 10kA at 120V AC
- Supports 14 AWG to 10 AWG wire sizes
Top product applications:
- Home electrical panel upgrades
- Commercial building electrical systems
- Industrial electrical distribution systems
Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120V AC, Circuit Breaker Type Ground Fault Circuit Interrupter (Class A - 5mA), Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Phase Single, Series QF, Max. AIR Rating 10kA at 120V AC, For Use With Siemens Load Centers, Terminal Connection Lug, Frame Size 225A/QF, Length 2.88 in, Width 1 in, Depth 2.38 in, Min. Wire Size 14 AWG, Max. Wire Size 10 AWG
Additional Information
- Country of Origin: PH
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 4.40
- Package Width: 3.20
- Package Height: 1.20
- Package Weight: 0.35
Product info last updated on February 20, 2026 12:18pm UTC
Category: Circuit Protection