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Square D FA14100A - Molded Case Circuit Breaker 100A 1P 277V

Square D
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Square D FA14100A is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in commercial and industrial electrical systems. It features a 100A current rating and a 277V AC voltage rating, suitable for single-phase applications. The breaker is constructed with a compact F-frame design measuring 162.6 mm H x 38.1 mm W x 104.9 mm D and utilizes a thermal-magnetic trip unit for combined long-time and instantaneous (LI) protection functions. It complies with industry standards for safety and performance, offering an interrupting capacity of 18kA at 277V. Typical applications include protection for feeders, branch circuits, and equipment within panelboards and switchboards utilizing the I-Line plug-in connection system.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Trip Unit, I-Line Style Plug-In Connection
  • Voltage Rating: 277V AC
  • Current Rating: 100A
  • Dimensions: 6.4 in (162.6 mm) H x 1.5 in (38.1 mm) W x 4.13 in (104.90 mm) D
  • Weight: 6 lb
  • Standards: Industry Standard
  • Applications: Commercial & Industrial Panelboards, Switchboards, Feeder and Branch Circuit Protection
  • Phase: 1
  • AIC Rating: 18kA @ 277V
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Frame Size: F Frame
  • Connection: I-Line Style Plug-In
  • Family: I-Line
  • Country of Origin: Mexico


Product Identification
  • GTIN: 00785901128526