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Square D QO2175 - 175A 2-Pole Circuit Breaker (10kA AIC)

Square D
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Square D QO2175 is a molded case circuit breaker designed to provide reliable overcurrent and short-circuit protection for residential and light commercial electrical systems. It features a 175A current rating and a 120/240V AC voltage rating, housed within a compact plug-in unit measuring 3.5 in (89 mm) H x 1.5 in (38 mm) W x 2.9 in (74 mm) D and weighing 2.551 lb. This thermal-magnetic breaker is CSA Certified, UL Listed, and HACR approved, ensuring compliance with key North American safety standards for integration into QO load centers. Its lug terminals accommodate copper or aluminum conductors from 1/0 AWG to 300 MCM, making it suitable for feeder and branch circuit applications.

Key Features & Specifications
  • Type: Molded Case, Standard, Thermal-Magnetic Protection with Long-Time and Instantaneous (LI) Trip
  • Voltage Rating: 120/240V AC
  • Current Rating: 175 Amps
  • Frame Size: 100A/QO
  • Poles: 2
  • AIC Rating: 10kA @ 240V
  • Connection: Plug-In, Lug Terminal
  • Wire Size: 1/0 AWG to 300 MCM (Copper or Aluminum)
  • Phase: 1
  • Dimensions: 3.5 in H x 1.5 in W x 2.9 in D (89 mm x 38 mm x 74 mm)
  • Weight: 2.551 lb
  • Operating Temperature: -25 to 70 °C (-13 to 158 °F)
  • Standards: UL Listed, CSA Certified, HACR
  • Panel Type: QO Load Center


Product Identification
  • UPC: 785901430520
  • GTIN: 00785901430520