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Square D QO220CAFI - 2-Pole 20A Circuit Breaker (10kA AIC, 240V)

Square D
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Square D QO220CAFI is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in residential and light commercial electrical panels. It operates at a 240V AC single-phase voltage with a 20A current rating, featuring a compact plug-in design measuring 121 mm H x 38 mm W x 74 mm D and a thermal-magnetic trip mechanism for both long-time and instantaneous protection. This breaker is constructed for durability across an operating temperature range of -25 to 70 °C and complies with UL and CSA standards for safety. Its 10 kA interrupting rating at 240V and compatibility with AWG 14-8 copper or AWG 12-8 aluminum/copper wire make it suitable for safeguarding branch circuits powering appliances, HVAC equipment, and general lighting loads.

Key Features & Specifications
  • Type: Molded Case, Thermal-Magnetic Protection, Plug-In Connection
  • Voltage Rating: 240V AC
  • Current Rating: 20A
  • Dimensions: 4.8 in (121 mm) H x 1.5 in (38 mm) W x 2.9 in (74 mm) D
  • Standards: UL, CSA Certified
  • Applications: Residential & Light Commercial Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: 2-Pole
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 1
  • AIC Rating: 10 kA @ 240V
  • Connection: Plug-In
  • Poles: 2
  • Protection: Thermal-Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Wire Size: AWG 14 to 8 (Cu), AWG 12 to 8 (Al/Cu)
  • Weight: 0.96 lb
  • Family: QO Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 078590138946
  • GTIN: 00785901389460