SN Heavy Duty Electronic Sounders for Marine and Heavy Industrial Applications Weatherproof Alarm Horns & Sirens / Audible Alarm Max.105dB
SEHN50 Heavy Duty Electronic Sounders for Marine and Heavy Industrial Applications Weatherproof Alarm Horns & Sirens / Audible Alarm Max.120dB
SEHN25 Heavy Duty ElectronicAudible Alarm Max.115dB Sounders for Marine and Heavy Industrial Applications Weatherproof Alarm Horns & Sirens
SHDN30 Dual-Facing Heavy Duty Electronic Sounders for Marine and Heavy Industrial Applications Weatherproof Alarm Horns & Sirens / Audible Alarm Max.118dBx2
QWH50T Wall Mount Electronic Sounders with Pre-recorded Special Warning Sound Weatherproof Alarm Horns & Sirens / Audible Alarm Max.123dB