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EFM-472ML

Features: 
Low voltage
High output
Low current consumption
Characteristic Min Typical Max Notes
Type Piezo
Excitation Internal Driven Tone: Pulse 2-6Hz
Sound Pressure Level dB at 30cm 85 Measured 85 dB at 30cm
Frequency kHz 3.5 Rated frequency ± 0.5 kHz
Voltage V 3 12 16 DC voltage
Current mA 15
Temperature ºC -20 70
Width mm 30 Case:PC/Black
Height mm 20
Weight g 10.1
Termination pin
Characteristic Response: 

Dimension Drawing: