181-1649, Siemens, Siemens 8WD44 Series Blue Flashing Effect Beacon Unit, 24 V dc, Xenon Bulb, DC, IP65, Brand Siemens, Range SIRIUS 8WD4, Series 8WD44, Component Type Beacon Siemens 8WD44 Series Blue Flashing Effect Beacon Unit, 24 V dc, Xenon Bulb, DC, IP65