Ark•Gard® ENP Series Explosionproof Plugs

ENP Plugs are used:

  • With portable electrical equipment such as compressors, tools, lighting systems, and similar devices
  • In areas made hazardous by the presence of flammable vapors and gases or combustible dusts
  • Wherever portable electrical equipment is likely to be transferred from hazardous to non-hazardous areas
  • When power requirements do not exceed 20 amperes
Amperages 15 or 20A
Voltages 125 or 250V, 50-400 Hz
Hub Sizes 1/2"; 3/4"; 1"
Plug Body Material Die cast copper-free aluminum
Interior Material Nylon 100
Contact Material Brass
Plug Bushing Material Neoprene


  • Captive set screw design is now standard on all ENP plugs
  • Design assures ease of installation and reduces likelihood of losing critical components in the field
  • Insulator and contact components are now a single-piece assembly
  • ENP plugs can be used in non-hazardous areas with standard U-ground NEMA/EEMAC configuration 5 and 6 receptacles, eliminating the need for two separately equipped portable units of the same type; the ENR receptacle will not accept standard NEMA/ EEMAC configuration plugs
  • ENP plug handle body is designed with an internal cord strain relief mechanism and a cable sealing grommet which will accept various cable diameters
  • Use standard EDS back boxes
  • Field assembly is accomplished with standard tools