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The DB4B is a high power explosion proof loudspeaker, introduced as a replacement for the current DB4 with improved intelligibility and acoustic performance. Certified for use in a wide range of temperatures (from -55ºC to +70ºC) the Ex enclosure is manufactured from GRP with a rugged thermoplastic flare providing a corrosion free and aesthetically pleasing product. The frequency response of the unit ensures that critical voice messages and general alarm tones are highly intelligible. The specific SPL figure for sensitivity is 1W @ 1m is 113dB whilst at 1m the 25W unit produces 127dB, the 15W unit 125dB and the 8W unit 123dB.


  • Condition: New
  • Type: ATEX Weatherproof Loud Speaker
  • Make: Eaton Cooper MEDC
  • Model: DB4B-GD
  • Serial: 202033931
  • Rating: 25W max
  • Line: 100V max
  • Bracket: Yes
  • Certification: II 2 GD EExd IIC T135C
  • Weight: 4.7kg

Replacement price on this item is approximately AUD$950

This unit is sold with a 30 Day Warranty.

New MEDC DB4 25W 100V Weatherproof Loud Speaker For Sale Buy Price