WERMA Signaltechnik is one of the world's leading companies in the design and production of acoustic and optical signaling equipment (commonly known as signal lights and speakers). This multinational company is located in southwestern Germany. The company always leads the way with innovative design solutions. Whether inside machines or process systems, in factories, offices or public spaces, our signaling devices ensure a safe working environment and efficient process flows. From signal towers, signal lights and warning lights to sounders, buzzers and horns, our audio and visual explosion protection equipment warns and protects people around the world.