Flameproof Acceptable Hooter is an industrial alarm hooter housed in a Flameproof Enclosure certified for use in Gas Group Areas l, II, IIA & IIB. It runs on 230 V.A.C. and finds use in Pharma, Bulk Drugs, Petrochemicals, Defense Industry. It can be coupled with Flameproof Controllers for Temperature, Pressure, pH, Vacuum, etc.