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Square D QO120CAFI - CAFI Breaker 20A 1-Pole (10kA AIC)

Square D
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Square D QO120CAFI is a combination arc fault circuit interrupter (CAFI) breaker designed to provide enhanced electrical protection by detecting and interrupting both parallel and series arc faults. It is rated for 120V AC, 20A, single-phase operation with a 10kA interrupting capacity and features a thermal-magnetic trip mechanism for reliable overload and short-circuit protection. The plug-in, single-pole breaker is constructed with a 100A frame size, measures 121 mm H x 19 mm W x 74 mm D (4.8 in x 0.7 in x 2.9 in), weighs 0.563 lb, and utilizes a pressure plate terminal connection compatible with copper or aluminum wire from 14 to 8 AWG. It is CSA Certified and UL Listed for compliance with industry safety standards and is intended for installation in QO load centers and NQ panelboards for residential and light commercial branch circuit applications.

Key Features & Specifications
  • Type: Combination Arc Fault Circuit Interrupter (CAFI), Molded Case, Thermal Magnetic Protection
  • Voltage Rating: 120V AC
  • Current Rating: 20A
  • Phase: 1
  • Poles: 1
  • AIC Rating: 10kA @ 120V
  • Frame Size: 100A/QO
  • Connection: Plug-In
  • Terminal Connection: Pressure Plate
  • Wire Size: 14 AWG to 8 AWG (Copper), 12 AWG to 8 AWG (Aluminum)
  • Functions: LI (Long-Time and Instantaneous Trip)
  • Dimensions: 121 mm H x 19 mm W x 74 mm D (4.8 in x 0.7 in x 2.9 in)
  • Weight: 0.563 lb
  • Panel Type: QO Load Centers and NQ Panelboards
  • Standards: CSA Certified, UL Listed
  • Certification: UL Listed
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901438359
  • GTIN: 00785901438359