YL50/D50/C/RF/WR
-
54018718-YL50/D50/C/RF/WR
Clifford & Snell YL50 Series Clear Sounder Beacon, 24 V dc, IP66, Fixed Mount, 112dB at 1 Metre
IP (or "Ingress Protection") ratings are defined in international standard EN 6529 (British BS EN 6529:1992, European IEC 659:1989). They are?used to define levels of sealing effectiveness of electrical enclosures against intrusion from foreign bodies?(tools, dirt etc) and moisture.