Alarms, Buzzers, and Sirens

Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Packaging	Product Status	Driver Circuitry	Input Type	Voltage - Rated	Voltage Range	Frequency	Technology	Operating Mode	Duration	Sound Pressure Level (SPL)	Current - Supply	Port Location	Operating Temperature	Approval Agency	Ratings	Ingress Protection	Mounting Type	Termination	Size / Dimension
CT18P-18S200-1 BUZZER PIEZO 12V 18X18MM SMD Challenge Electronics	1,978	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	Transducer, Externally Driven	Peak-Peak Signal	12 V	18V	2kHz	Piezo	Single Tone	-	90dB @ 12V, 10cm	5mA	Top	-40°C ~ 105°C	-	-	-	Surface Mount	Solder Pads	0.709" L x 0.709" W (18.00mm x 18.00mm)
CEP-1173 BUZZER PIEZO 12V 32.00MM FLANGE Same Sky (Formerly CUI Devices)	3,222	-	RFQ	Datasheet	CEP	Bulk	Active	Transducer, Externally Driven	DC	12 V	3 ~ 28V	3.3kHz	Piezo (with Feedback)	Single Tone	-	82dB @ 12V, 30cm	7mA	Top	-30°C ~ 80°C	-	-	-	Panel Mount, Flange	Wire Leads	1.260" Dia (32.00mm)
CI08E-05S270-C-1 BUZZER MAGNETIC 3V 0.34X0.34 SMD Challenge Electronics	3,002	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	Indicator, Internally Driven	DC	3 V	2 ~ 5V	2.7kHz	Magnetic	Single Tone	-	82dB @ 3V, 10cm	40mA	Side	-40°C ~ 85°C	-	-	-	Surface Mount	Solder Pads	0.335" L x 0.335" W (8.50mm x 8.50mm)
CT05E-04S310-1 BUZZER MAGNETIC 3V 5.5X5.5MM SMD Challenge Electronics	1,759	-	RFQ	Datasheet	-	Cut Tape (CT)	Active	Transducer, Externally Driven	Zero-Peak Signal	3 V	2.5 ~ 4.5V	3.1kHz	Magnetic	Single Tone	-	80dB @ 3V, 10cm	120mA	Side	-40°C ~ 85°C	-	-	-	Surface Mount	Solder Pads	0.217" L x 0.217" W (5.50mm x 5.50mm)
CT05E-04S310-1B BUZZER MAGNETIC 3V 5.5X5.5MM SMD Challenge Electronics	342	-	RFQ	Datasheet	-	Bulk	Active	Transducer, Externally Driven	Zero-Peak Signal	3 V	2.5 ~ 4.5V	3.1kHz	Magnetic	Single Tone	-	80dB @ 3V, 10cm	120mA	Side	-40°C ~ 85°C	-	-	-	Surface Mount	Solder Pads	0.217" L x 0.217" W (5.50mm x 5.50mm)
BRP2416P-12-C BUZZER PIEZO 12V 23.8MM TH International Components Corp.	250	-	RFQ	Datasheet	-	Tray	Active	Indicator, Internally Driven	DC	12 V	3 ~ 20V	2.8kHz	Piezo	Single Tone	-	85dB @ 12V, 30cm	8mA	Top	-20°C ~ 70°C	-	-	-	Through Hole	PC Pins	0.937" Dia (23.80mm)
EFM-250 BUZZER PIEZO 12V 14.1MM TH East Electronics	525	-	RFQ	Datasheet	EFM	Box	Active	Indicator, Internally Driven	DC	12 V	6 ~ 16V	4kHz	Piezo	Single Tone	-	85dB @ 12V, 10cm	8mA	Top	-40°C ~ 85°C	-	-	-	Through Hole	PC Pins	0.555" Dia (14.10mm)
BRT1615P-12-C BUZZER MAGNETIC 12V 16MM TH Intervox	900	-	RFQ	Datasheet	BRT1615P-C	Tray	Active	Transducer, Externally Driven	DC	12 V	8 ~ 16V	2.2kHz	Magnetic	Single Tone	-	85dB @ 12V, 10cm	30mA	Top	-20°C ~ 70°C	-	-	-	Through Hole	PC Pins	0.630" Dia (16.00mm)
TE054003-6 BUZZER MAGN 3V 5MMX5MMSMD DB Unlimited	2,500	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	Transducer, Externally Driven	DC	3 V	2 ~ 4V	4kHz	Magnetic	-	-	83dB @ 3V, 10cm	110mA	Top	-40°C ~ 90°C	-	-	-	Surface Mount	Solder Pads	0.197" L x 0.197" W (5.00mm x 5.00mm)
CT03E-04S400-1 BUZZER MAGN 3V 0.12"X 0.12" SMD Challenge Electronics	1,152	-	RFQ	Datasheet	-	Cut Tape (CT)	Active	Transducer, Externally Driven	Zero-Peak Signal	3 V	2 ~ 4V	4kHz	Magnetic	Single Tone	-	72dB @ 3V, 10cm	120mA	Top	-20°C ~ 70°C	-	-	-	Surface Mount	Solder Pads	0.126" L x 0.126" W (3.20mm x 3.20mm)
OWPB-5220PA-35-18 BUZZER PIEZO 18V 51.5MM TH Ole Wolff Electronics Inc	467	-	RFQ	Datasheet	-	Bulk	Active	Transducer, Externally Driven	Peak-Peak Signal	18 V	60V (Max)	3.5kHz	Piezo	Single Tone	-	120dB @ 18V, 10cm	50mA	Top	-30°C ~ 80°C	-	-	-	Through Hole	PC Pins	2.028" Dia (51.50mm)
BRP4016P-30 BUZZER PIEZO 9V 39MM TH International Components Corp.	144	-	RFQ	Datasheet	-	Tray	Active	Transducer, Externally Driven	Peak-Peak Signal	9 V	1 ~ 30V	3kHz	Piezo (with Feedback)	Single Tone	-	95dB @ 9V, 30cm	-	Top	-20°C ~ 60°C	-	-	-	Through Hole	PC Pins	1.535" Dia (39.00mm)
CT30P-30T260-1X BUZZER PIEZO 12V 30MM TH Challenge Electronics	6,986	-	RFQ	Datasheet	-	Tray	Active	Transducer, Externally Driven	Peak-Peak Signal	12 V	1 ~ 30V	2.6kHz	Piezo	Single Tone	-	103dB @ 12V, 10cm	10mA	Top	-40°C ~ 85°C	-	-	IP68 - Dust Tight, Waterproof	Through Hole	PC Pins	1.181" Dia (30.00mm)
EMX-7T05SP BUZZER 5V 12MM TH East Electronics	155	-	RFQ	Datasheet	-	Tray	Active	-	-	5 V	4 ~ 6.5V	2.3kHz	-	Continuous	-	85dB @ 5V, 10cm	30mA	-	-40°C ~ 85°C	-	-	-	Through Hole	PC Pins	0.472" Dia (12.00mm)
EFM-620 BUZZER 9V 40MM TH East Electronics	114	-	RFQ	Datasheet	-	Tray	Active	-	-	9 V	3 ~ 20V	3.2kHz	-	Continuous	-	90dB @ 7.5V, 300cm	50mA	-	-20°C ~ 60°C	-	-	-	Through Hole	PC Pins	1.575" Dia (40.00mm)
CPE-3085 BUZZER PIEZO 12V 29.50MM TH Same Sky (Formerly CUI Devices)	2,690	-	RFQ	Datasheet	CPE	Bulk	Active	Transducer, Externally Driven	DC	12 V	3 ~ 28V	3.6kHz	Piezo (with Feedback)	Single Tone	-	82dB @ 12V, 30cm	7mA	Top	-20°C ~ 60°C	-	-	-	Through Hole	PC Pins	1.161" Dia (29.50mm)
CT43P-35W300-1 BUZZER PIEZO 30V 43MM WIRE Challenge Electronics	411	-	RFQ	Datasheet	-	Tray	Active	Transducer, Externally Driven	Peak-Peak Signal	30 V	1 ~ 35V	3kHz	Piezo	Single Tone	-	110dB @ 30V, 30cm	8mA	Top	-30°C ~ 70°C	-	-	-	Wire Lead	Wire Leads	1.693" Dia (43.00mm)
BS2416L-24-B BUZZER MAGN 24V 32X17 FLANG Intervox	600	-	RFQ	Datasheet	-	Tray	Active	-	DC	24 V	15 ~ 27V	400Hz	Magnetic	Single Tone	-	75dB @ 24V, 20cm	30mA	Top	-20°C ~ 60°C	-	-	-	Panel Mount, Flange	Wire Leads	1.319" L x 0.669" W (33.50mm x 17.00mm)
CT25E-16T75-1 BUZZER MAGNETIC 12V 25MM TH Challenge Electronics	962	-	RFQ	Datasheet	-	Tray	Active	Transducer, Externally Driven	Zero-Peak Signal	12 V	8 ~ 16V	750Hz	Magnetic	Single Tone	-	97dB @ 12V, 10cm	55mA	Top	-40°C ~ 85°C	-	-	-	Through Hole	PC Pins	0.984" Dia (25.00mm)
CI41P-20T280-C-1X BUZZER PIEZO 12V 41.8MM TH Challenge Electronics	1,249	-	RFQ	Datasheet	-	Tray	Active	Indicator, Internally Driven	DC	12 V	1.5 ~ 20V	2.8kHz	Piezo	Single Tone	-	100dB @ 12V, 30cm	40mA	Top	-30°C ~ 70°C	-	-	IP67 - Dust Tight, Waterproof	Through Hole	PC Pins	1.646" Dia (41.80mm)

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