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WERMA Signaltechnik is one of the world's leading companies in the design and manufacture of optical and audible signal devices commonly known as beacons and sounders. The global company, based in South West Germany, sets the pace with its many innovative design solutions. Our signal devices ensure that the working environment is safe and processes efficient - whether on machines or within process systems, in the factory, in the office, or in public spaces. From signal towers, beacons and warning lights to sounders, buzzers and horns, our optical and audible and explosion proof signal devices warn and protect people throughout the world.