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Square D QO120EPD - GFCI Breaker 20A 1-Pole (10kA AIC)

Square D
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Square D QO120EPD is a molded case circuit breaker designed for ground fault equipment protection in residential and light commercial electrical systems. It provides a 20A current rating and 120/240V voltage rating with a 10kA interrupting capacity at 120V, utilizing a thermal-magnetic trip mechanism for both long-time and instantaneous overcurrent protection. The breaker features a compact plug-in design measuring 4.1 in (105 mm) H x 0.7 in (19 mm) W x 2.9 in (74 mm) D, with pressure plate terminals accepting 8-12 AWG aluminum or 8-14 AWG copper wire. It is CSA Certified and UL Listed for compliance with industry safety standards, and is specifically engineered for installation in QO load centers and NQ panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Ground Fault Equipment Protection (30mA), Thermal Magnetic Trip
  • Voltage Rating: 120/240V AC
  • Current Rating: 20A
  • Dimensions: 4.1 in (105 mm) H x 0.7 in (19 mm) W x 2.9 in (74 mm) D
  • Standards: CSA Certified, UL Listed
  • Applications: Residential and Light Commercial Load Centers
  • Switch Type: Thermal Magnetic
  • Configuration: Plug-In
  • Phase: 1
  • AIC Rating: 10kA @ 120V
  • Connection: Plug-In, Pressure Plate Terminal
  • Poles: 1
  • Protection: Ground Fault Equipment Protection
  • Functions: LI (Long-Time and Instantaneous Trip)
  • Frame Size: 100A/QO
  • Trip Type: Thermal Magnetic
  • Panel Type: QO Load Centers and NQ Panelboards
  • Breaker Type: Ground Fault Equipment Protection (30mA)
  • MCM Size: Min. Wire Size 12 AWG (Al), 14 AWG (Cu); Max. Wire Size 8 AWG
  • Mounting: Plug-In
  • Certification: UL Listed
  • Circuit Breaker Mounting Style: Plug-In
  • Terminal Connection: Pressure Plate
  • Standards: CSA, UL
  • Compatible Frames: QO Series Load Centers
  • Weight: 0.506 lb


Product Identification
  • UPC: 785901763833
  • GTIN: 00785901763833