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Square D FY14040C - Molded Case Breaker 40A 1-Pole 277V

Square D
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Square D FY14040C is a 1-pole molded case circuit breaker designed for thermal-magnetic overcurrent protection in I-Line style plug-in panelboards. It is rated for 277V AC, 40A continuous current, and provides LI (Long-Time and Instantaneous) protection functions with an AIC rating of 14kA at 240V. The unit weighs 2 lb and features a compact I-Line connection for single-phase applications. This breaker complies with industry standards for industrial and commercial electrical distribution systems. Typical applications include branch circuit protection in lighting, appliance, and motor control panels within manufacturing facilities and commercial buildings.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, I-Line Style Plug-In
  • Voltage Rating: 277V AC
  • Current Rating: 40A
  • Poles: 1
  • Phase: 1
  • AIC Rating: 14kA@240V
  • Functions: LI - Long-Time and Instantaneous
  • Connection: I-Line Style Plug-In
  • Weight: 2 lb
  • Family: I-Line
  • Item Subcategory: Molded Case
  • Type: FY


Product Identification
  • UPC: Not available
  • GTIN: Not available