It is often necessary to use optical signals for warning,indicating and signalling purposes in areas with explosive atmospheres. The EEx II Strobe Light dSLB 20 offers these signalling possibilities. It is designed for continuous operation. The dSLB 20 Strobe Light is activated by switching on the power supply and is available in different voltage ratings. The sturdy housing conforms to protection degree IP 67 and can be installed both indoors and outdoors. The EEx II Strobe Light consists of a small flameproof housing of aluminum containing the electronics and a glass cap of hardened borosilicate glass. “Increased saftety” is realised by the sealed terminal enclosure.