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621 Bulkhead (Ex de) Zone 1

Certification Code: Ex de II 2 GD IIC T3 – T6

Protection: IP 66

Heavy duty versatile Well Glass for hazardous areas can be supplied with a range of light sources from GLS to SON. Wattages up to 200W may be installed in the equipment.

Suitable for zone 1 gas and dust environments this luminaire features an integral terminal chamber, external earthing and fixed or pivoting mounting brackets.

See Zone definitions here

External reflectors are available and coloured glass versions may be supplied.

For full information and product specification click on the Petrel link.

Available options include


  • Coloured glass
  • Internal or external reflectors
  • High ambient temperature versions
  • Wire guard
  • Pendant mount