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Explosion proof acoustic signallers suitable for hazardous area Zone 2 & Zone 1

Ex db – IP55

Acoustic signallers ETH are vibrating membrane signallers with loudspeaker. They work in continuos duty. They are suitable only for AC voltages. 


  • Type of protection: Ex db

  • Degree of protection: IP55

  • Certified for: Gas group IIB

  • Max range ambient temperature: -50°C ÷ +60°C

  • Material used: Aluminium light alloy

  • Max rated voltage: 220 Vac

  • Sound intensity: 95 ÷ 110 dB

  • Weight: 2200 g

Acoustic signaller ETH for hazardous area
Data sheet

Coming soon

ATEX Certificate

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