" SPEAKER / ACOUSTIC SIGNALER EXPLOSION-PROOF, ETH 12 MD"
ACOUSTIC SIGNALLER / SPEAKER EXPLOSION-PROOF.
Application :
The acoustic signaller ETH series, are made at a round body realized in alluminium, and a bell in plasticmaterial, for abest diffusion of the acoustic signal.
They are normally used to signal breakdowns, alarms, calls, etc.
drilled and