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Square D QO220 - 2-Pole 20A Circuit Breaker (10kA AIC)

Square D
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Square D QO220 is a molded case circuit breaker designed for providing reliable overcurrent protection in residential and light commercial electrical panels. It features a 20A current rating and a 120/240V AC voltage rating, housed in a compact plug-in unit measuring 76 mm H x 38 mm W x 74 mm D and weighing 0.5 lb. The breaker utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous (LI) protection, is UL Listed and HACR certified, and is rated for operation in temperatures from -25°C to 70°C. Its 10kA interrupting capacity at 240V and compatibility with AWG 14 to 8 copper or aluminum conductors make it suitable for safeguarding branch circuits powering appliances, lighting, and general-purpose outlets.

Key Features & Specifications
  • Type: Molded Case, Thermal-Magnetic Protection, Plug-In Connection
  • Voltage Rating: 120/240V AC
  • Current Rating: 20A
  • Dimensions: 3.0 in (76 mm) H x 1.5 in (38 mm) W x 2.9 in (74 mm) D
  • Standards: UL Listed, HACR Certified
  • Applications: Residential & Light Commercial Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 1
  • AIC Rating: 10kA @ 240V
  • Connection: Plug-In
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI) Trip
  • Wire Size: AWG 14 to AWG 8, Copper or Aluminum
  • Certification: HACR, UL Listed


Product Identification
  • UPC: 785901400363
  • GTIN: 00785901400363