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Square D QO2150 - 150A Circuit Breaker (2-Pole, 10kA AIC)

Square D
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Square D QO2150 is a molded case circuit breaker designed for providing reliable overcurrent protection in residential and light commercial electrical systems. It features a 150A current rating and a 120/240V AC voltage rating, housed within a compact plug-in unit measuring 89 mm H x 38 mm W x 74 mm D and weighing 2.511 lb. This thermal-magnetic breaker with a 10kA AIC rating at 240V is CSA certified and UL listed, ensuring compliance with industry safety standards for use in QO load centers and NQ panelboards.

Key Features & Specifications
  • Type: Molded case, thermal-magnetic protection with long-time and instantaneous (LI) trip functions
  • Voltage Rating: 120/240V AC
  • Current Rating: 150A
  • Dimensions: 3.5 in (89 mm) H x 1.5 in (38 mm) W x 2.9 in (74 mm) D
  • Standards: CSA Certified, HACR, UL Listed
  • Applications: Residential and light commercial load centers
  • Switch Type: Standard
  • Configuration: Plug-In
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 1
  • AIC rating: 10kA @ 240V
  • Connection: Plug-In, Lug terminal
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous Trip (LI)
  • Frame Size: 100A/QO
  • Trip Type: Thermal Magnetic
  • Panel Type: QO Load Centers and NQ Panelboards
  • Breaker Type: Standard
  • Wire Size: 1/0 AWG to 300 MCM (Copper or Aluminum)
  • Certification: HACR, UL Listed
  • Mounting: Plug-In


Product Identification
  • UPC: 785901300021
  • GTIN: 00785901300021