RCF PL 50EN

5-inch dual-cone wide-band ceiling speaker with a flameproof steel back can and metal fire dome, rated 6 W on a 100 V line and designed for recess mounting into ceilings or panels. Built for voice evacuation and 100 V distributed sound systems, it features ceramic terminal blocks, flameproof internal leads, and a thermal fuse that protects the line if heat affects the speaker, ensuring intelligible alarm broadcasts even in fire conditions.