EJB Explosionproof Custom Built Control Panels
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EJB Explosionproof Custom Built Control Panels

Crouse-Hinds series EJB explosionproof custom built control panels are built to customer-specific needs, allowing for the grouping of control devices for process control in minimum space requirements.  Available in a variety of sizes with an unlimited combination of devices, windows and markings, these panels are designed to maximize the efficiency of each unique process.  They are listed for Class I, Division 1 and Class II, Division 1 hazardous areas, and they also have ATEX certifications.

Certifications and compliances


  • Class I, Divisions 1 & 2, Groups B, C, D
  • Class I, Zones 1 & 2
  • Class II, Division 1, Groups E, F, G
  • Class II, Division 2, Groups F, G
  • Class III
  • UL1203
  • cUL to CSA standard C22.2 No. 30
  • Enclosure type 3, 3R, 4, 4X, 7BCD, 9EFG


  • II 2 G Ex d IIB + H2, I66

Design features

  • Neoprene cover gasket, between body and cover, provides NEMA 4, IP66 watertight seal
  • Tap-in mounting feet offer a simple and secure way to mount enclosure, and are replaceable if broken or lost
  • Captive, quick release stainless steel triple lead cover bolts make it easier to get in and out of the enclosure
  • Optional GUB explosionproof glass window is available when you need to see inside
  • Internal and external ground terminations simplify grounding requirements
  • EMP series—the most complete line of devices in the industry (pilot lights, pushbuttons, selector switches, potentiometers)
  • Optional individual device markings to clearly indicate the function of each device (may be added in the field)
  • Optional engraved nameplates
  • Copper-free aluminum construction available with Corro-free epoxy powder coat for additional protection in corrosive atmospheres
  • NPT or metric entries available
  • Internal mounting plate standard
  • Stainless steel hinges

Standard materials

  • Enclosure – copper-free aluminum
  • Hinges – stainless steel