Sounder

Buzzers, indicators, alarms, sirens

SFM-1224S03

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	65.5			Measured 75 dB at 3V-DC & 10cm
Frequency kHz	2	2.4	2.8	Rated frequency ± .4
Voltage V	8	3	15	DC
Current mA			30	3V DC
Temperature ºC	-20		70
Width mm		12.8
Height mm		6.5
Termination		surface mount

SFM-1224S12

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	78.5			Measured 88 dB at 12V-DC & 10cm
Frequency kHz	2	2.4	2.8	Rated frequency ± .4
Voltage V	2	12	5	DC
Current mA			30	12V DC
Temperature ºC	-20		70
Width mm		12.8
Height mm		6.5
Termination		surface mount

SFM-1241

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	60.46			Measured 70 dB at 10cm
Frequency kHz		4.1		Rated frequency ± 0.5 kHz
Voltage V		5	20	peak to peak voltage of square wave
Current mA			3
Temperature ºC	-20		70
Width mm		12		Case:PPS/Black
Height mm		3
Weight g		0.7
Termination		surface mount

SFM-1241F

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	65.5			Measured 75 dB at 4.1kHz & 3V-P-P Square Wave & 10cm
Frequency kHz	3.6	4.1	4.6	Rated frequency ± 0.5
Voltage V		3	20	p-p Square Wave
Current mA			3	Square Wave 4.1kHz ; 3V p-p
Temperature ºC	-20		70
Width mm		12.6
Height mm		3.2
Termination		surface mount

SFM-1241FB

Characteristic	Min	Typical	Max	Notes
Type		Piezo
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	65.5			Measured 75 dB at 4.1kHz & 3V-P-P Square Wave & 10cm
Frequency kHz	3.6	4.1	4.6	Rated frequency ± 0.5
Voltage V		3	20	p-p Square Wave
Current mA			3	Square Wave 4.1kHz ; 3V p-p
Temperature ºC	-40		85
Width mm		12.6
Height mm		3.2
Termination		surface mount

SFM-1320-12

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	75.5			Measured 85 dB at 12V & 10cm
Frequency kHz	2.4	2.4	2.4
Voltage V	8	12	16	p-p Square Wave
Current mA			40	2000Hz ; 12V p-p Square Wave 12V DC
Temperature ºC	-20		70
Width mm		12.8
Height mm		10
Termination		surface mount

SFM-1324-05

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	75.46			Measured 85 dB at 10cm
Frequency kHz		2.4
Voltage V	4	5	7	peak to peak voltage of square wave
Current mA			40
Available Input Impedance Ω		45		± 5
Temperature ºC	-30		85
Width mm		12.8
Height mm		10
Weight g		2.5
Termination		surface mount

SFM-1324-12

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		External Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	80.46			Measured 90 dB at 10cm
Frequency kHz		2.4
Voltage V	8	12	16	peak to peak voltage of square wave
Current mA			20
Available Input Impedance Ω		140		± 14
Temperature ºC	-30		85
Width mm		12.8
Height mm		10
Weight g		2
Termination		surface mount

SFM-1324S-05

Characteristic	Min	Typical	Max	Notes
Type		Magnetic
Excitation		Internal Driven		Tone: Continuous
Sound Pressure Level dB at 30cm	80.46			Measured 90 dB at 10cm
Frequency kHz		2.4		Rated frequency ± 0.3 kHz
Voltage V	4	5	7	DC voltage
Current mA			20
Temperature ºC	-30		85
Width mm		12.8
Height mm		10
Weight g		2
Termination		surface mount

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