Buzzers & Audio Indicators - Industrial

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Panel Mount Audible Alarms

Mallory Sonalert Products manufactures an extensive line of Panel Mount Audible Alarms with a wide variety of options for sounds, timing, frequency, pulsing, and tones. Featured series include the SC Series, with screw terminals, and the SCE Series, with euro-terminal finger-proof safe termination. These series offer voltages from 1V_DC to 250V_AC and an extensive range of warning sound options. Key markets for Panel Mount Audible Alarms from Mallory are security management, environmental control, industrial and manufacturing. Specific applications include wastewater treatment plants, refineries, petrochemical facilities, power plants, pharmaceutical manufacturing, and industrial process automation.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CHF) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Product	Type	Sound Pressure Level	Tone	Frequency	Voltage Rating	Current Rating	Termination Style	Mounting Style	Dimensions	Series
Buzzers & Audio Indicators - Industrial CONSTANT, 60-250V 1900HZ, CUL APPRVD SC250DR Mallory Sonalert 1: 35.66 CHF 134In Stock	Mfr. Part No. SC250DR Mouser Part No 539-SC250DR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 60-250V 1900HZ, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	134In Stock	35.66 CHF 30.54 CHF 28.15 CHF 27.38 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	72 dBA	Continuous	1.9 kHz	250 VAC/250 VDC	16 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial FAST PULSE, 6-28VAC MED, CUL APPRVD SC628APR Mallory Sonalert 1: 41.92 CHF 36In Stock	Mfr. Part No. SC628APR Mouser Part No 539-SC628APR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial FAST PULSE, 6-28VAC MED, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	36In Stock	41.92 CHF 35.32 CHF 32.11 CHF 29.93 CHF 29.69 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	88 dBA	Pulse	2.9 kHz	28 VAC/28 VDC	23 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V XLOUD, CUL APPRVD SC110NR Mallory Sonalert 1: 40.79 CHF 39In Stock	Mfr. Part No. SC110NR Mouser Part No 539-SC110NR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V XLOUD, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	39In Stock	40.79 CHF 35.31 CHF 33.82 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	95 dBA	Continuous	2.9 kHz	120 VAC/120 VDC	24 mA	Screw	Panel Mount	42.85 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial SLOW WARBLE, 6-30VDC MEDIUM SC630JWR Mallory Sonalert 1: 44.53 CHF 4In Stock	Mfr. Part No. SC630JWR Mouser Part No 539-SC630JWR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial SLOW WARBLE, 6-30VDC MEDIUM Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	4In Stock	44.53 CHF 39.85 CHF 35.41 CHF 33.49 CHF View 31.21 CHF 28.89 CHF Quote	Min.: 1 Mult.: 1		Alarms	Piezoelectric	85 dBA	Warble	2.8 kHz	30 VDC	40 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial CHIME, 6-28VDC 2900HZ, CUL APPRVD SC628CPNR Mallory Sonalert 1: 47.75 CHF 13In Stock	Mfr. Part No. SC628CPNR Mouser Part No 539-SC628CPNR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CHIME, 6-28VDC 2900HZ, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	13In Stock	47.75 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	95 dBA	Chime	2.9 kHz	28 VDC	16 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V MED, CUL APPRVD SC110R Mallory Sonalert 1: 34.02 CHF 181In Stock	Mfr. Part No. SC110R Mouser Part No 539-SC110R	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V MED, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	181In Stock	34.02 CHF 28.23 CHF 27.56 CHF 25.99 CHF 25.37 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	80 dBA	Continuous	2.9 kHz	120 VAC/120 VDC	21 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial CONSTANT, 3-7VDC XLOUD, CUL APPRVD SC307NR Mallory Sonalert 1: 25.84 CHF 61In Stock	Mfr. Part No. SC307NR Mouser Part No 539-SC307NR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 3-7VDC XLOUD, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	61In Stock	25.84 CHF 18.43 CHF 17.29 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	97 dBA	Continuous	2.9 kHz	7 VDC	20 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial FAST PULSE, 6-16VDC XLOUD, CUL APPRVD SC616NPR Mallory Sonalert 1: 31.81 CHF 173In Stock	Mfr. Part No. SC616NPR Mouser Part No 539-SC616NPR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial FAST PULSE, 6-16VDC XLOUD, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	173In Stock	31.81 CHF 24.74 CHF 22.40 CHF 20.88 CHF 19.92 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	95 dBA	Pulse	500 Hz	16 VDC	22 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial FAST PULSE, 6-28VAC XLOUD, CUL APPRVD SC628ANPR Mallory Sonalert 1: 55.65 CHF 45In Stock	Mfr. Part No. SC628ANPR Mouser Part No 539-SC628ANPR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial FAST PULSE, 6-28VAC XLOUD, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	45In Stock	55.65 CHF 47.81 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	95 dBA	Pulse	2.9 kHz	28 VAC/28 VDC	30 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial CONSTANT 16-28VDC, 3KHZ, MED SCE028MD3CTB Mallory Sonalert 1: 23.91 CHF 82In Stock	Mfr. Part No. SCE028MD3CTB Mouser Part No 539-SCE028MD3CTB	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT 16-28VDC, 3KHZ, MED Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	82In Stock	23.91 CHF 18.42 CHF 16.71 CHF 15.56 CHF View 14.61 CHF 14.43 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	85 dBA	Continuous	2.9 kHz	28 VDC	40 mA	Terminal Block	Panel Mount	43 mm x 36 mm	SCE
Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VDC MIL/RUGGED, LOUD SC628MN Mallory Sonalert 1: 46.51 CHF 58In Stock	Mfr. Part No. SC628MN Mouser Part No 539-SC628MN	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VDC MIL/RUGGED, LOUD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	58In Stock	46.51 CHF 38.61 CHF 36.08 CHF 34.89 CHF	Min.: 1 Mult.: 1	No	Alarms	Piezoelectric	97 dBA	Continuous	2.9 kHz	28 VAC/28 VDC	16 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial CONSTANT, 1-5VDC 2900HZ, CUL APPRVD SC105R Mallory Sonalert 1: 21.06 CHF 24In Stock	Mfr. Part No. SC105R Mouser Part No 539-SC105R	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 1-5VDC 2900HZ, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	24In Stock	21.06 CHF 16.29 CHF 14.58 CHF 13.97 CHF View 13.01 CHF 12.68 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	75 dBA	Continuous	2.9 kHz	5 VDC	16 mA	Screw	Panel Mount	42.85 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V 1900HZ, SOFT SC110ER Mallory Sonalert 1: 38.04 CHF 6In Stock	Mfr. Part No. SC110ER Mouser Part No 539-SC110ER	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V 1900HZ, SOFT Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	6In Stock	38.04 CHF 29.31 CHF 26.52 CHF 25.08 CHF 24.37 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	78 dBA	Continuous	1.9 kHz	120 VAC/120 VDC	10 mA	Screw	Panel Mount	42.85 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V 4500HZ, CUL APPRVD SC110HR Mallory Sonalert 1: 44.18 CHF 11In Stock	Mfr. Part No. SC110HR Mouser Part No 539-SC110HR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 30-120V 4500HZ, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	11In Stock	44.18 CHF 38.29 CHF 30.05 CHF 28.01 CHF 27.57 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	80 dBA	Continuous	4.5 kHz	120 VAC/120 VDC	21 mA	Screw	Panel Mount	42.85 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial SLOW PULSE, 30-120V 2900HZ, CUL APPRVD SC110JR Mallory Sonalert 1: 49.71 CHF 23In Stock	Mfr. Part No. SC110JR Mouser Part No 539-SC110JR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial SLOW PULSE, 30-120V 2900HZ, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	23In Stock	49.71 CHF 46.26 CHF 42.34 CHF 32.97 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	80 dBA	Pulse	2.9 kHz	120 VAC/120 VDC	22 mA	Screw	Panel Mount	42.85 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial SLOW PULSE, 30-120V XLOUD, CUL APPRVD SC110NJR Mallory Sonalert 1: 69.86 CHF 13In Stock	Mfr. Part No. SC110NJR Mouser Part No 539-SC110NJR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial SLOW PULSE, 30-120V XLOUD, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	13In Stock	69.86 CHF 57.66 CHF 55.24 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	95 dBA	Pulse	2.9 kHz	120 VAC/120 VDC	24 mA	Screw	Panel Mount	42.85 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial FAST PULSE, 30-120V MED, CUL APPRVD SC110PR Mallory Sonalert 1: 48.52 CHF 5In Stock	Mfr. Part No. SC110PR Mouser Part No 539-SC110PR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial FAST PULSE, 30-120V MED, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	5In Stock	48.52 CHF 38.07 CHF 35.18 CHF 32.88 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	80 dBA	Pulse	2.9 kHz	120 VAC/120 VDC	22 mA	Screw	Panel Mount	43 mm x 36 mm	SC
Buzzers & Audio Indicators - Industrial MED CHIRP 30-120V SC110Q Mallory Sonalert 1: 28.66 CHF 10In Stock	Mfr. Part No. SC110Q Mouser Part No 539-SC110Q	Mallory Sonalert	Buzzers & Audio Indicators - Industrial MED CHIRP 30-120V Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	10In Stock	28.66 CHF 18.03 CHF 16.87 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	80 dBA	Chirp	2.9 kHz	120 VAC	22 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial SLOW PULSE, 6-16VDC XLOUD, CUL APPRVD SC616NJR Mallory Sonalert 1: 31.81 CHF 19In Stock	Mfr. Part No. SC616NJR Mouser Part No 539-SC616NJR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial SLOW PULSE, 6-16VDC XLOUD, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	19In Stock	31.81 CHF 24.74 CHF 22.46 CHF 20.92 CHF 19.92 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	95 dBA	Pulse	2.9 kHz	16 VDC	22 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial CONSTANT, 6-16VDC 2900HZ, CUL APPRVD SC616NLR Mallory Sonalert 1: 29.69 CHF 7In Stock	Mfr. Part No. SC616NLR Mouser Part No 539-SC616NLR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 6-16VDC 2900HZ, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	7In Stock	29.69 CHF 19.51 CHF 18.42 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	95 dBA	Continuous	2.9 kHz	16 VDC	22 mA	Wire Lead	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VAC 1900HZ, CUL APPRVD SC628ADR Mallory Sonalert 1: 35.25 CHF 3In Stock	Mfr. Part No. SC628ADR Mouser Part No 539-SC628ADR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VAC 1900HZ, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	3In Stock	35.25 CHF 24.26 CHF 23.49 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	75 dBA	Continuous	1.9 kHz	28 VAC/28 VDC	23 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial SLOW PULSE, 6-28VAC MED, CUL APPRVD SC628AJR Mallory Sonalert 1: 45.51 CHF 1In Stock	Mfr. Part No. SC628AJR Mouser Part No 539-SC628AJR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial SLOW PULSE, 6-28VAC MED, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	1In Stock	45.51 CHF 35.42 CHF 32.21 CHF 30.02 CHF 29.78 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	88 dBA	Pulse	2.9 kHz	28 VAC/28 VDC	23 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial SLOW PULSE, 6-28VAC XLOUD, CUL APPRVD SC628ANJR Mallory Sonalert 1: 45.60 CHF 27In Stock	Mfr. Part No. SC628ANJR Mouser Part No 539-SC628ANJR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial SLOW PULSE, 6-28VAC XLOUD, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	27In Stock	45.60 CHF 36.00 CHF 32.73 CHF 30.50 CHF 30.33 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	103 dBA	Pulse	2.9 kHz	28 VAC/28 VDC	30 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VAC MED, CUL APPRVD SC628AR Mallory Sonalert 1: 32.62 CHF 8In Stock	Mfr. Part No. SC628AR Mouser Part No 539-SC628AR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial CONSTANT, 6-28VAC MED, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	8In Stock	32.62 CHF 26.46 CHF 24.04 CHF 22.40 CHF 21.48 CHF	Min.: 1 Mult.: 1		Alarms	Piezoelectric	89 dBA	Continuous	2.9 kHz	28 VAC/28 VDC	23 mA	Screw	Panel Mount	43 mm x 33 mm	SC
Buzzers & Audio Indicators - Industrial FAST PULSE, 6-28VDC 1900HZ, CUL APPRVD SC628DPR Mallory Sonalert 1: 35.91 CHF 14In Stock 25Expected 25/11/2026	Mfr. Part No. SC628DPR Mouser Part No 539-SC628DPR	Mallory Sonalert	Buzzers & Audio Indicators - Industrial FAST PULSE, 6-28VDC 1900HZ, CUL APPRVD Learn More about Mallory Sonalert panel mount audible alarms	Datasheet	14In Stock 25Expected 25/11/2026	35.91 CHF 27.06 CHF 24.31 CHF Quote Quote	Min.: 1 Mult.: 1		Alarms	Piezoelectric	78 dBA	Pulse	1.9 kHz	28 VDC	23 mA	Screw	Panel Mount	43 mm x 33 mm	SC