Moulded ABS weatherproof horn speakers with EN54-24 fire rating. Low impedance (8 Ohm) or 100V operation with switchable volume tappings (70V settings also included). Hard-wired with a fire-resistant cable and junction box, fitted with a ceramic screw terminal block and thermal fuse. Surface mounting via a powder-coated steel adjustable U-bracket. Designed for voice announcements and alerts in commercial PA installations.IP66 weatherproof 5VB fireproof ABS material 100V, 70V or 8 Ohm operation EN54-24 fire systems certification Ceramic terminals and thermal fuseConstruction 5VB fire-rated ABS housing, powder-coated steel bracket IP rating IP66 Fire rating EN54-24 certified Circuit protection Thermal fuse Connection Hard-wired fire-resistant cable, ceramic terminal block
