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Square D QOB220EPD - 20A GFEP Circuit Breaker (2-Pole, 10kA)

Square D
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Square D QOB220EPD is a molded case circuit breaker designed for ground fault equipment protection in single-phase electrical systems. It provides a 20A current rating with a 120/240VAC voltage rating and features a thermal magnetic protection mechanism with long-time and instantaneous (LI) trip functions for reliable overcurrent and short-circuit interruption. The breaker has a compact bolt-on configuration with two poles, dimensions of 105 mm H x 38 mm W x 74 mm D, a weight of 0.95 lb, and uses a pressure plate terminal connection compatible with copper wire sizes from AWG 14 to 8 and aluminum from AWG 12 to 8. It complies with CSA and UL Listed standards, offers an interrupting capacity of 10kA at 120V, and is rated for operation from -25°C to 70°C. This unit is engineered for installation in QO load centers and NQ panelboards within industrial, commercial, and residential applications.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal magnetic protection, ground fault equipment protection (GFEP)
  • Voltage Rating: 120/240V AC
  • Current Rating: 20A
  • Dimensions: 105 mm H x 38 mm W x 74 mm D (4.1 in x 1.5 in x 2.9 in)
  • Weight: 0.95 lb
  • Standards: CSA, UL Listed
  • Applications: Industrial, commercial, and residential electrical distribution in QO load centers and NQ panelboards
  • Switch Type: Circuit breaker
  • Configuration: Bolt-on
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 1
  • AIC Rating: 10kA @ 120V
  • Connection: Bolt-On
  • Poles: 2
  • Protection: Thermal Magnetic
  • 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
  • MCM Size: Min. Wire Size 12 AWG (Al), 14 AWG (Cu); Max. Wire Size 8 AWG
  • Terminal Connection: Pressure Plate
  • Wire Size: AWG 14 to AWG 8 (Copper), AWG 12 to AWG 8 (Aluminum)
  • Certification: UL Listed
  • Family: QOB Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901120773
  • GTIN: 00785901120773