Select your location

Serial Number Verified :
The product is verified as being authentic; however, this does not guarantee the condition or fit for purpose of the product.

EJB and EJW IEC Ex d explosion protected enclosures

Approved for use in IEC Zones 1, 2, 21 and 22, Crouse-Hinds series EJB and EJW explosion-protected enclosures are used in threaded rigid conduit systems in hazardous areas to function as a splice box, pull box, or equipment and device enclosure.  The enclosures may be installed in indoor or outdoor applications.


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

  • Ground joint (bolted) construction throughout permits use in hazardous areas
  • Durable enclosure bodies have thick walls and can be factory drilled and tapped to meet IEC requirements for Zone 1, 2, 21, and 22 hazardous areas
  • Covers are provided with a neoprene "O" ring gasket to meet NEMA/EEMAC 4 requirements for a watertight seal
  • Internal grounding lug provides a means to ground enclosed equipment
  • Ambient temperature range: -20 to +55°C
  • Rated voltage: 690V
  • Rated max. current: up to 1200A

Standard materials

  • Bodies - aluminum (EJB); welded steel (EJW)
  • Covers - aluminum
  • Epoxy powder coat finish is standard inside and outside
How to buy from Eaton
Locate a channel partner

Find an authorized distributor or sales rep near you

Questions before you buy

Email us using the link above, or call our Customer Support team at 1-866-764-5454