Federal Signal 350WB-120 Horn 120VAC weatherproof back box GLO-B171153

CAPABLE OF REPRODUCING CODED BLASTS OR SUSTAINED TONES FEDERAL SIGNAL'S VIBRATONE HORNS ARE EXCELLENT FOR GENERAL ALARM START/DISMISSAL CODED PAGING AND PROCESS CONTROL SIGNALING IN AREAS WHERE THEIR SOUND OUTPUT EXCEEDS AMBIENT NOISE LEVELS. THE MODEL 350WB (AC CURRENT) VIBRATONE HORN PRODUCES SOUND BY THE ELECTRO-MECHANICAL VIBRATION OF A STAINLESS STEEL DIAPHRAGM. THE HORN MECHANISM WITH DIAPHRAGM IS ATTACHED TO THE GRILLE. INDOOR OR OUTDOOR USE IS MADE POSSIBLE BY THE WATER- AND DUST-TIGHT BACKBOX. THE 350WB IS AVAILABLE IN 120 OR 240VAC FOR 50/60HZ. THE SOUND OUTPUT LEVEL IS 100DBA NOMINAL AT TEN FEET (110DBA 1M). MODEL 350WB FEATURES A DIE-CAST ALUMINUM REAR HOUSING SEALED WITH A GRAY ENAMEL FINISH. THE RUGGED OUTER HOUSING RESISTS VANDALISM WITHOUT REDUCING SOUND OUTPUT. MODEL 350WB IS FUSED AND UTILIZES A TERMINAL BLOCK CONNECTION. THE HORN AND BACKBOX COMBINATION IS UL AND CUL LISTED CSA CERTIFIED AND FM APPROVED. COMPACT SIZE AND VARIOUS INSTALLATION OPTIONS MAKE THEM IDEAL FOR INSTITUTIONAL USE.