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Square D QO120DF - CAFCI/GFCI Breaker 20A 1-Pole

Square D
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Square D QO120DF is a combination arc-fault and ground fault circuit breaker designed for enhanced electrical safety in residential and light commercial branch circuits. It provides 20A protection at 120V AC with a 10kA interrupting rating, utilizing a thermal-magnetic trip mechanism for both long-time overload and instantaneous short-circuit protection. The single-pole, plug-in unit features a compact design measuring 121 mm H x 19 mm W x 74 mm D and utilizes pressure plate terminals compatible with 14 to 8 AWG aluminum/copper wire. It is UL Listed and CSA certified, ensuring compliance with North American safety standards for reliable performance in panelboards requiring arc-fault circuit interruption (AFCI) and ground fault protection.

Key Features & Specifications
  • Type: Combination Arc-Fault and Ground Fault Circuit Interrupter (CAFCI/GFCI), Molded Case, Thermal-Magnetic Protection
  • Voltage Rating: 120V AC
  • Current Rating: 20A
  • Dimensions: 4.8 in (121 mm) H x 0.7 in (19 mm) W x 2.9 in (74 mm) D
  • Standards: UL Listed, CSA
  • Applications: Residential and light commercial branch circuit protection
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Poles: 1
  • Phase: 1
  • AIC Rating: 10kA @ 120V
  • Connection: Plug-In, Pressure Plate Terminal
  • Protection: Thermal Magnetic, Arc-Fault, Ground Fault
  • Functions: Long-Time and Instantaneous Trip (LI)
  • Breaker Type: Combination Arc-Fault And Ground Fault
  • Wire Size: 14 to 8 AWG (Aluminum/Copper), 14 to 10 AWG (Copper)
  • Certification: UL Listed, CSA
  • Family: QO Series
  • Country of Origin: Mexico
  • Weight: 0.6 lb


Product Identification
  • UPC: 785901401629
  • GTIN: 00785901401629