EFS Series Explosionproof Pilot Light Control Stations


EFS Explosionproof Pilot Light Control Stations are used:

  • To visually indicate at a remote location that the desired function is being performed
  • In areas which are hazardous due to the presence of flammable vapors, gases or highly combustible dusts
  • For installation at petroleum refineries, chemical and petrochemical plants and other process industry facilities where similar hazards exist
  • NEC/CEC:

                Class I, Groups B*, C, D

                Class II, Groups E, F, G

                Class III

  • NEMA/EEMAC: 3, 7B*CD, 9EFG
  • UL Standard: 1203
  • CSA Standard: C22.2


*External conduit seal required for 1 inch hub size in Division 1, Group B within 5 feet (1.5 meters) of enclosure.