SSM/SSV Series Alarm Bell

System Sensor’s SSM / SSV Series and SSL24-6 Alarm Bells are low current, high decibel notification appliances for use in fire and burglary systems or other signaling applications. The Alarm Bells provide loud resonant tones. The SSM series (SSL24-6) operates on 12 / 24VDC (24VDC ) and are motor driven, while the SSV series operates on 120VAC utilizing a vibrating mechanism.