Sounder

Buzzers, indicators, alarms, sirens

W-22L4

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Siren
Sound Pressure Level dB at 30cm	125.5			Measured 100~115 dB at 12V-DC & 100cm
Frequency kHz	1	2	3
Voltage V	6	12	15	DC
Current mA			1000	12V DC
Temperature ºC	-20		60
Width mm		78.5
Height mm		68
Termination		lead wire

W-22L6

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Siren
Sound Pressure Level dB at 30cm	125.5			Measured 100~115 dB at 12V-DC & 100cm
Frequency kHz	1	2	3
Voltage V	6	12	15	DC
Current mA			1000	12V DC
Temperature ºC	-20		60
Width mm		78.5
Height mm		68
Termination		lead wire

W-24B

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		Internal Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	110.5			Measured 100 dB at 24V-DC & 100cm
Frequency kHz	1	2	3
Voltage V	12	24	28	DC
Current mA			150	24 V DC
Temperature ºC	-20		70
Width mm		40
Height mm		57.5
Termination		lead wire

W-25

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	105			Measured 105 dB at 30cm
Frequency kHz	2.2	2.2	4
Voltage V		12	50	peak to peak voltage of square wave
Temperature ºC	-40		80
Width mm		45		Case:PA6/Black
Height mm		23.3
Weight g		12
Termination		pin

W-25A

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	105			Measured 105 dB at 30cm
Frequency kHz	2.2	3.1	4
Voltage V		12	50	peak to peak voltage of square wave
Temperature ºC	-40		105
Width mm		45		Case:PA6/Black
Height mm		23.3
Weight g		12
Termination		pin

W-32

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		Internal Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	118.5			Measured 108 dB at 12V-DC & 100cm
Frequency kHz	2.3	2.8	3.3
Voltage V	6	12	15	DC
Current mA			300	12 V DC
Temperature ºC	-20		85
Width mm		60
Height mm		38
Weight g		110
Termination		lead wire

W-32-89

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven
Sound Pressure Level dB at 30cm	118.5			Measured 108 dB at 12V-DC & 100cm
Frequency kHz	2.3	2.8	3.3
Voltage V	6	12	15	DC
Current mA			300	12 V DC
Temperature ºC	-20		85
Width mm		60
Height mm		38
Termination		lead wire

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