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Square D QBA221501 - Molded Case Circuit Breaker 150A 240V 2-Pole

Square D
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Square D QBA221501 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 4.751 lb. This thermal magnetic breaker offers LI (Long-time and Instantaneous) trip functions, achieves a 10kA interrupting rating at 240V, and is compliant with UL, CSA, NEMA, and NOM standards. Its I-Line style plug-in connection with lug terminals facilitates installation in panelboards for typical single-phase AB line-to-line applications, operating reliably in temperatures from -25°C to 70°C.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with LI Trip
  • Voltage Rating: 240V AC
  • Current Rating: 150A
  • Frame Size: Q
  • Poles: 2
  • Phase: 1
  • Phase Connection: AB
  • AIC Rating: 10kA @ 240V
  • Connection: I-Line Style Plug-In, Lug Terminal
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI) Trip
  • Standards & Certification: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Dimensions (H x W x D): 164.34 mm x 76.2 mm x 99.82 mm (6.47 in x 3 in x 3.93 in)
  • Weight: 4.751 lb
  • Family: I-Line
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901405122
  • GTIN: 00785901405122