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Square D QOT2020 - Tandem Circuit Breaker 20A 2-Pole

Square D
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Square D QOT2020 is a tandem circuit breaker designed for providing overcurrent protection in residential and light commercial electrical systems. It features a 20A current rating and a 120/240V voltage rating for single-phase applications. The breaker is constructed with a compact, plug-in design measuring 3.2 in (82 mm) H x 0.7 in (19 mm) W x 2.9 in (74 mm) D and utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous protection. It complies with CSA and UL standards and is engineered for installation in QO load centers and NQ panelboards, accepting copper wire from AWG 14 to 8 and aluminum wire from AWG 12 to 8 via its pressure plate terminals.

Key Features & Specifications
  • Type: Tandem (2-pole), Molded Case, Thermal-Magnetic Protection
  • Voltage Rating: 120/240V AC
  • Current Rating: 20A
  • Dimensions: 3.2 in (82 mm) H x 0.7 in (19 mm) W x 2.9 in (74 mm) D
  • Standards: CSA, UL Listed
  • Applications: QO Load Centers and NQ Panelboards
  • Switch Type: Circuit Breaker
  • Configuration: Tandem
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 1
  • AIC Rating: 10kA @ 120V
  • Connection: Plug-In
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: 100A/QO
  • Panel Type: QO Load Centers and NQ Panelboards
  • Breaker Type: Tandem
  • MCM Size: Min. 12 AWG (Al), 14 AWG (Cu); Max. 8 AWG
  • Terminal Connection: Pressure plate
  • Wire Size: AWG 14 to 8 (Cu), AWG 12 to 8 (Al)
  • Certification: UL Listed
  • Weight: 0.35 lb


Product Identification
  • UPC: 785901418085
  • GTIN: 00785901418085