Genuine OEM Parts    |    Free Shipping $50+    |    2-Year Warranty    |    Free Returns    |    Same Day Shipping (1pm EST)

USA Owned & Operated

Take 5% Off Sitewide

FALCONSAVE5

Square D QO 20 Amp Circuit Breaker - 1-Pole (QO120)

$14.99 $24.99
Quantity

Delivery and Shipping

Get same-day shipping on in-stock items if you place your order by 1pm ET. Transit time is 2-6 days. See our Shipping Policy to see how quickly your package will arrive.

Product Overview

The Square D QO 20 Amp Circuit Breaker (QO120) is a premium thermal-magnetic, 1-pole breaker designed for superior overload and short-circuit protection. Unlike standard breakers, the QO series features the exclusive Visi-Trip™ indicator, which displays a bright red flag when the breaker trips, making identification instant and easy.

This breaker is rated for 120/240V AC and is engineered for use in Square D QO load centers, NQ panelboards, and Speed-D switchboards.

Technical Specifications
  • Brand: Square D (by Schneider Electric)
  • Series: QO (Plug-On)
  • Model: QO120
  • Amperage: 20 Amps
  • Poles: 1-Pole
  • Voltage: 120/240V AC
  • Interrupting Rating: 10 kAIC
  • Wire Size: Accepts #14–8 AWG (Al/Cu)
  • Space Required: 1 Space (0.75-inch width)
Compatibility & Application
  • Fits: Square D QO panels only.
  • Does Not Fit: Square D Homeline (HOM) panels. The mounting feet are different.
Certifications
  • UL Listed
  • CSA Certified
  • HACR Rated

Get Same-Day Shipping

Get same-day shipping on stock orders placed by 1pm ET.

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.