SB 150-1 in UV resistant GRP. This combined product is certified for use in Atex explosive atmosphere, zone 1 & 2 for gas and zone 21 & 22 for dust. It is dedicated for Oil & Gas, chemical, petrochemical, pharmacy industries, marine and Offshore applications. It’s designed for corrosive environnements and hazardous area. This sounder, according to user control system, can be set with one tone among 59 prerecorded tones. The beacon can be delivered with two different light sources; LED with steady, rotary, fixed or blinking led of different powers. Flashing with XENON tube of different powers. Four flashing frequencies are selectable. It is possible to control the beacon and the sounder or separately via a telephone line. Housing in Glass-Reinforced Polyester (GRP), dyed in the mass .