Miniature Circuit Breaker, QO Series, 20A, 1 Pole, 120V AC, 10kA at 120V AC, B Curve MPN:QO120EPD
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Free Shipping
In Stock
Free Shipping
In Stock
SKU
510-G4709722
Miniature Circuit Breaker, QO Series, 20A, 1 Pole, 120V AC, 10kA at 120V AC, B Curve
Protect your electrical system with the Square D QO Series 20A Miniature Circuit Breaker. Designed for use with QO Load Centers and NQ Panelboards, this compact circuit breaker provides reliable ground fault equipment protection, detecting faults as low as 30mA. With a 10kA short-circuit current rating, it ensures safe and efficient operation in a wide range of applications, including residential and commercial settings. Its plug-in mounting style and paddle actuator make installation easy, while its compact size saves space in crowded electrical panels. Ideal for new construction or retrofitting, this circuit breaker delivers peace of mind and reliable performance.
Top product features:
- Ground Fault Equipment Protection (30mA)
- Circuit Breaker Actuator Paddle
- Terminal Connection Pressure plate
Top product applications:
- Residential electrical panel
- Commercial electrical panel
- Industrial electrical load center
Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120V AC, Circuit Breaker Type Ground Fault Equipment Protection (30mA), Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center Series NQ, QO, Phase Single, Series QO, Max. AIR Rating 10kA at 120V AC, For Use With QO Load Centers and NQ Panelboards, Terminal Connection Pressure plate, Frame Size 100A/QO, Length 4.12 in, Width 0.75 in
Additional Information
- Country of Origin: MX
- 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: 5.40
- Package Width: 3.50
- Package Height: 0.80
- Package Weight: 0.50
Product info last updated on February 3, 2026 9:12am UTC
Category: Circuit Protection