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A metallic junction box for Zone 1 and Zone 2 use. Available in stainless steel or marine grade alloy. Various terminals and entires can be accommodated.

Data Sheets
SM87 JB (515 KB) (PDF)
Product Certificates
Product Certificates – External Link
Schematics / Wiring
SM87JB GA (152 KB) (PDF)
Technical Manuals
SM87 JB ATEX (599 KB) (PDF)
Certification ATEX/IECEx
Flameproof  Ex II 2 GD, Ex d IIC T5/T6
Area Classification Zone 1 and Zone 2 use.
Certified Ambient Temperature -55°C to +70°C
Ingress Protection IP66 & IP67
Material Stainless Steel, Marine Grade Alloy
Entries Max. one per face in 20mm or 25mm ISO
Weight 3.1kg
Options Colour, Resistors, Diode,
Tag/Duty label.



  • Zone 1 and Zone 2 use.
  • Ex d IIC T5/T6
  • ATEX approved Ex II 2GD
  • IECEx certified Gb, Db.
  • IP66 & IP67