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DB18 explosionproof loudespeaker for hazardous areas

This loudspeaker, intended for use in Zone 2, potentially explosive gas and dust atmospheres, has a power rating of up to 15 Watts and is suitable for use in all gas groups including hydrogen.

The flare and body are manufactured from a UV stable glass reinforced polyester. Stainless steel screws and mounting stirrup are incorporated to ensure a corrosion-free product.

Data Sheets
DB18 (403 KB) (PDF)
Product Certificates
Schematics / Wiring
GA (149 KB) (PDF)
DB18 Wiring (336 KB) (PDF)
Technical Manuals
EExnA (TM123) (75 KB) (PDF)
Certification ATEX
Non-sparking EExnA II T 135°C T4
Area Classification Zone 2 & non Ex-use
Certified Ambient Temperature -55°C to +55°C
Ingress Protection IP66 & IP67
Material Corrosion-free GRP
Output 107 dBA at 1W at 1 metre
  117 dBA at 15W at 1 metre 
Entries Up to 2 x 20mm
Weight 2.6kg (model dependant)
Tappings 15, 7.5, 5, 4, 2, 0.8
Options Body colour, tag & duty labels,
Transformer voltage



  • Zone 2 use.
  • EEx n II T4.
  • ATEX compliant, Ex II 3 GD.
  • BASEEFA tested.
  • IP66 & IP67.
  • Ambient temperature -55°C to +55°C.
  • 117dBA at 15 Watts at 1 metre.
  • Power tappings via integral transformer.
  • Stainless steel ratcheted swivel mounting stirrup.
  • Stainless steel fixtures.