Data Sheet Documentation Back

EJC (spigot design) Explosion Proof Enclosures for IIC applications



    • Suitable for hazardous area installations – Zones 1 /  2 (gases)  and Zones 21 / 22 (dusts)

    • Ex d enclosures are a great option to house uncertified electrical equipment

    • Constructed from marine grade copper free aluminium light alloy

    • Rated to Ex d IIA/B/C and T6 (EN 50018/IEC 60079-1)

    • Finished in epoxy grey (RAL 9006) as standard, other colours are optional

    • Internal/external earth stud

    • Internal mounting plate as standard

    • Glass windows are available as an option

    • Orange internal anti condensation painting (RAL 2004) available as an option.

    • Seawater resistant finish is also available for extreme off-shore environments


ATEX 2014/34/EU, IECEx, GOSt-R (RtR / RtN) and GOSt-K

Ex protection type (EN 50018/IEC 60079-1)

II 2 G Ex d IIC T6

II 2 G Ex d [ia/ib] IIC T6

II 2 D Ex tb IIIC T85ºC

A21 Ta85ºC

Ingress protection levels

IP65 and IP66 (EN 60529/IEC 60529)

Ambient temperature

-60ºC to +80°C with appropriate gasket


CE-TEK’s EJC flameproof enclosures are designed and engineered to contain a spark or explosion, by preventing the flame path that could be generated within the enclosure. Suitable for many hazardous areas, including petrochemicals (gases and vapours), mining (coal and metallic dusts) agricultural and food processing/production (flour, sugar and grain dusts) where combustible dusts and gases are present e.g. zones 1 and 2 (gases), 21 and 22 (dusts) Ex d IIC, II 2 G, II 2 D under ATEX 2014/34/EU Directive. Constructed from marine grade copper free aluminium or 316L stainless steel, EJC enclosures meet ATEX, IECEx, GOSt-K and GOSt-R standards are a rated to IP65 or IP66.

CE-TEK’s EJC enclosures can be used to house uncertified electrical equipment.

Optional extras include: epoxy painting, internal anti-condensation painting (Orange RAL 2004), GUB O-ring gaskets, EJC glass windows, drains and breather valves.

Product Code Height Width Depth
EJC-21 285 245 179
EJC-30 415 315 176
EJC-31 415 315 257
EJC-51 566 366 268
EJC–61 670 470 372
EJC–63 670 470 247
Technical data (Extract) (For detailed information please click here)

Protection class

IP 65 and 66 (EN 60529/IEC 60529)


see data sheet


Marine grade copper free aluminium 


see data sheet


see data sheet


EJC Data Sheet – Aluminium Enclosures

Declaration of Conformity

Customer requirements – Enclosures / Junction Boxes

Operating Instructions – Populated enclosure