SC110 vs SC1100 vs SC1100 LF

 
PartNumberSC110SC1100SC1100 LF
DescriptionTRANSDUCER, PIEZO, 2.9KHZ, 80DBA, 120V, Transducer Function:Alarm, Tones:Continuous, Supply Voltage Min:30V, Supply Voltage Max:120V, Operating Current Max:19mA, Sound Level SPL:80dBA, Resonant
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