GFI

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GFI may refer to:

Concepts[edit]

  • Gross Fixed Investment, an economic concept
  • Government Furnished Information, in engineering

Devices[edit]

  • Ground Fault Interrupter, or Ground Fault Circuit Interrupter (GFCI), a type of residual-current device
  • Ground Fault Indicator, a gauge to indicate ground fault within a circuit

Organizations[edit]