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Square D QO1520 - Tandem Circuit Breaker 20A 2-Pole

Square D
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Square D QO1520 is a molded case circuit breaker designed for providing reliable overcurrent protection in residential and light commercial electrical systems. It features a 20A current rating and a 120/240V AC voltage rating, housed within a compact plug-in tandem design measuring 3.2 in (82 mm) H x 0.7 in (19 mm) W x 2.9 in (74 mm) D. This thermal-magnetic breaker is CSA Certified and UL Listed, ensuring compliance with industry safety standards for use in old non-class CTL QO load centers.

Key Features & Specifications
  • Type: Tandem, thermal-magnetic molded case circuit breaker with long time and instantaneous trip functions
  • 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
  • Weight: 0.35 lb
  • Standards: CSA Certified, UL Listed
  • Applications: Overcurrent protection for branch circuits in residential and light commercial panels
  • Phase: 1
  • Poles: 2
  • AIC Rating: 10kA @ 120V
  • Connection: Plug-In
  • Terminal Connection: Lug
  • Protection: Thermal Magnetic
  • Frame Size: 100A/QO
  • Breaker Type: Tandem
  • Panel Type: Old Non Class CTL QO Load Center
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Wire Size: AWG 14 to AWG 8, Copper or Aluminum
  • MCM Size: Min. Wire Size 12 AWG (Al), 14 AWG (Cu); Max. Wire Size 8 AWG
  • Certification: UL Listed


Product Identification
  • UPC: 785901400929
  • GTIN: 00785901400929