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Square D QBA221001 - Molded Case Circuit Breaker 100A 2-Pole

Square D
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Square D QBA221001 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 100A 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 4.85 lb. The breaker is constructed for robust performance, utilizing a thermal magnetic protection mechanism with LI (Long-time and Instantaneous) trip functions and is certified to UL, CSA, and NOM standards. Its I-Line style plug-in connection facilitates straightforward installation in compatible panelboards, making it suitable for a wide range of applications including feeder and branch circuit protection in single-phase systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection with LI Trip
  • Voltage Rating: 240V AC
  • Current Rating: 100A
  • Frame Size: Q Frame
  • Poles: 2
  • Phase: 1
  • AIC Rating: 10kA @ 240V
  • Connection: I-Line Style Plug-In
  • Dimensions: 6.47 in (164.34 mm) H x 3 in (76.2 mm) W x 3.93 in (99.82 mm) D
  • Weight: 4.85 lb
  • Temp Rating: -13 to 158 °F (-25 to 70 °C)
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous Trip
  • Standards & Certification: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Family: I-Line
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901387077
  • GTIN: 00785901387077