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Square D FA24045AC - Molded Case Circuit Breaker, 45A, 480V, 2-Pole

Square D
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Square D FA24045AC is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 45A current rating and a 480V AC voltage rating, housed within a compact F-frame design measuring 162.6 mm H x 76.2 mm W x 104.9 mm D and weighing 6 lb. The breaker is CSA and UL certified, ensuring compliance with North American safety standards, and its thermal-magnetic protection with long-time and instantaneous (LI) tripping functions makes it suitable for protecting feeders, motors, and branch circuits. Its I-Line plug-in connection facilitates straightforward installation in compatible panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, I-Line Plug-In Connection
  • Voltage Rating: 480V AC
  • Current Rating: 45A
  • Dimensions: 162.6 mm H x 76.2 mm W x 104.9 mm D (6.4 in x 3 in x 4.13 in)
  • Standards: CSA, UL Certified
  • Applications: Industrial and Commercial Feeder, Motor, and Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: 2-Pole
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 1
  • AIC Rating: 18kA @ 480V
  • Connection: I-Line Style Plug-In
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: F Frame
  • Wire Size: Accepts AWG 14 to 1/0 Copper (1 Cable) or AWG 12 to 1/0 Aluminum (1 Cable)
  • Certification: CSA, UL
  • Family: I-Line
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901121459
  • GTIN: 00785901121459