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Square D QBA220702 - Molded Case Circuit Breaker 70A 2-Pole 240V

Square D
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Square D QBA220702 is a 2-pole molded case circuit breaker from the PowerPact Q family, designed for overcurrent protection in industrial and commercial power distribution systems. It delivers a 70A current rating at 240VAC with a 10kA interrupting capacity, utilizing a thermal magnetic trip unit for long time and instantaneous fault response. The breaker measures 6.47 in (164.34 mm) x 3 in (76.2 mm) x 3.93 in (99.82 mm) and weighs 4.751 lb, featuring an I-Line style plug-in connection for direct panel mounting. It complies with UL 489, CSA C22.2 No. 5, NEMA, and NOM-003-SCFI-2000 standards, with certifications from UL, CSA, and NOM. This unit is suited for single-phase applications, operating within a temperature range of -13 to 158 °F (-25 to 70 °C) and accepting wire sizes from AWG 4 to 300 kcmil in aluminum or copper.

Key Features & Specifications
  • Manufacturer: Schneider Electric
  • Item Subcategory: Molded Case
  • Family: I-Line
  • Country of Origin: Mexico
  • Type: QBA
  • Dimensions: 6.47 in (164.34 mm) x 3 in (76.2 mm) x 3.93 in (99.82 mm) (Height x Width x Depth)
  • Weight: 4.751 lb
  • Functions: Long Time and Instantaneous Trip
  • Voltage Rating: 240V
  • Poles: 2
  • Connection: I-Line Style Plug-In
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Protection: Thermal Magnetic
  • Wire Size: AWG 4 to 300KCmil, Aluminum/Copper
  • Certification: UL, CSA, NOM
  • AIC rating: 10kA@240V
  • Phase: 1
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Current Rating: 70A
  • Series/Frame: PowerPact Q
  • Frame Type: Q Frame
  • Application: Industrial, Commercial


Product Identification
  • UPC: 785901629917
  • GTIN: 00785901629917