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Square D QBA221502 - Molded Case Circuit Breaker 150A 240V 2-Pole

Square D
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Square D QBA221502 is a molded case circuit breaker designed for providing reliable overcurrent protection in industrial and commercial electrical systems. It features a 150A current rating and a 240V AC voltage rating, housed within a compact Q-frame measuring 164.34 mm H x 76.2 mm W x 99.82 mm D and weighing 4.91 lb. The breaker is constructed with thermal-magnetic protection for both long-time and instantaneous trip (LI) functions, ensuring compliance with UL, CSA, NEMA, and NOM-003-SCFI-2000 standards. Its I-Line style plug-in connection with lug terminals facilitates installation in panelboards, making it suitable for protecting feeders and branch circuits in single-phase applications with an interrupting capacity of 10kA at 240V AC across an operating temperature range of -25 to 70 °C.

Key Features & Specifications
  • Type: Molded case circuit breaker with thermal-magnetic protection and long-time/instantaneous (LI) trip functions
  • Voltage Rating: 240V AC
  • Current Rating: 150A
  • Dimensions: 164.34 mm H x 76.2 mm W x 99.82 mm D (6.47 in x 3 in x 3.93 in)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Applications: Industrial and commercial feeder/branch circuit protection
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Phase: 1
  • Poles: 2
  • AIC Rating: 10kA @ 240V
  • Connection: I-Line Style Plug-In, Lug Terminal
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous Trip
  • Frame Size: Q
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Certification: UL, CSA, NOM
  • Phase Connection: AC
  • Family: I-Line
  • Country of Origin: Mexico
  • Weight: 4.91 lb


Product Identification
  • UPC: 785901403814
  • GTIN: 00785901403814