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
SMT-0825-T-2-R BUZZER MAGNETIC 3.6V 0.3X0.3 SMD PUI Audio, Inc.	976	-	RFQ	Datasheet	SMT	Tape & Reel (TR)	Active	Transducer, Externally Driven	Zero-Peak Signal	3.6 V	2.5 ~ 4.5V	2.7kHz	Electromechanical/Magnetic	Single Tone	-	85dB @ 3.6V, 10cm	90mA	Top	-30°C ~ 70°C	-	-	-	Surface Mount	Solder Pads	0.335" L x 0.335" W (8.50mm x 8.50mm)
CMI-1240-SMT BUZZER PIEZO 12V16.9X16.9MM SMD Same Sky (Formerly CUI Devices)	1,352	-	RFQ	Datasheet	-	Tube	Active	Indicator, Internally Driven	DC	12 V	3 ~ 18V	4kHz	Piezo	Single Tone	-	83dB @ 12V, 10cm	18mA	Top	-30°C ~ 70°C	-	Washable	-	Surface Mount	Solder Pads	0.665" L x 0.665" W (16.90mm x 16.90mm)
X-2629-TWT-2-R BUZZER PIEZO 12V 26.3MM TH PUI Audio, Inc.	531	-	RFQ	Datasheet	X	Tray	Active	Indicator, Internally Driven	DC	12 V	5 ~ 18V	2.9kHz	Piezo	Single Tone	-	110dB @ 12V, 10cm	40mA	Top	-30°C ~ 80°C	-	Washable	-	Through Hole	PC Pins	1.035" Dia (26.30mm)
AI-4228-TWT-R BUZZER PIEZO 12V 42MM TH PUI Audio, Inc.	2,226	-	RFQ	Datasheet	AI	Bulk	Active	Indicator, Internally Driven	DC	12 V	3 ~ 28V	2.8kHz	Piezo	Single Tone	-	99dB @ 12V, 10cm	10mA	Top	-30°C ~ 85°C	-	Washable	-	Through Hole	PC Pins	1.654" Dia (42.00mm)
PK-27N25WQ BUZZER PIEZO 12V 30MM FLANGE Mallory Sonalert Products Inc.	6,813	-	RFQ	Datasheet	PK	Bulk	Active	Indicator, Internally Driven	DC	12 V	3 ~ 28V	2.5kHz	Piezo	Single Tone	-	90dB @ 12V, 30cm	8mA	Top	-20°C ~ 70°C	-	-	-	Panel Mount, Flange	Wire Leads	1.181" Dia (30.00mm)
CEP-2250 BUZZER PIEZO 12V 28.00MM FLANGE Same Sky (Formerly CUI Devices)	1,821	-	RFQ	Datasheet	CEP	Box	Active	Indicator, Internally Driven	DC	12 V	3 ~ 28V	3.5kHz	Piezo	Single Tone	-	85dB @ 12V, 30cm	6mA	Top	-30°C ~ 85°C	-	-	-	Panel Mount, Flange	Wire Leads	1.102" Dia (28.00mm)
AI-2331-TWT-R BUZZER PIEZO 12V 23.4MM TH PUI Audio, Inc.	7,582	-	RFQ	Datasheet	AI	Tray	Active	Indicator, Internally Driven	DC	12 V	3 ~ 20V	3.1kHz	Piezo	Single Tone	-	85dB @ 12V, 10cm	15mA	Top	-20°C ~ 60°C	-	-	-	Through Hole	PC Pins	0.921" Dia (23.40mm)
AI-2429-TWT-R BUZZER PIEZO 12V 23.8MM TH PUI Audio, Inc.	1,502	-	RFQ	Datasheet	AI	Tray	Active	Indicator, Internally Driven	DC	12 V	3 ~ 20V	2.9kHz	Piezo	Single Tone	-	100dB @ 12V, 10cm	8mA	Top	-20°C ~ 70°C	-	Washable	-	Through Hole	PC Pins	0.937" Dia (23.80mm)
AI-2438-TT-R BUZZER PIEZO 12V 24MM TH PUI Audio, Inc.	1,405	-	RFQ	Datasheet	AI	Bulk	Active	Indicator, Internally Driven	DC	12 V	8 ~ 18V	3.8kHz	Piezo	Single Tone	-	95dB @ 12V, 10cm	12mA	Top	-30°C ~ 85°C	-	-	-	Through Hole	PC Pins	0.945" Dia (24.00mm)
AI-2429-TWT-12V-3-R BUZZER PIEZO 12V 23.8MM TH PUI Audio, Inc.	1,042	-	RFQ	Datasheet	AI	Tray	Active	Indicator, Internally Driven	DC	12 V	3 ~ 20V	2.9kHz	Piezo	Single Tone	-	95dB @ 12V, 10cm	8mA	Top	-20°C ~ 70°C	-	Washable	-	Through Hole	PC Pins	0.937" Dia (23.80mm)
PK-27N36PSQ BUZZER PIEZO 12V 30MM TH Mallory Sonalert Products Inc.	1,251	-	RFQ	Datasheet	PK	Bulk	Active	Indicator, Internally Driven	DC	12 V	3 ~ 28V	3.5kHz	Piezo	Single Tone	-	90dB @ 12V, 30cm	15mA	Top	-20°C ~ 70°C	-	-	-	Through Hole	PC Pins	1.181" Dia (30.00mm)
MCP320Q BUZZER PIEZO 12V 24MM TH Mallory Sonalert Products Inc.	3,796	-	RFQ	Datasheet	MCP	Bulk	Active	Indicator, Internally Driven	DC	12 V	3 ~ 20V	3.15kHz	Piezo	Single Tone	-	55dB @ 3V, 61cm	3 ~ 25mA	Top	-20°C ~ 90°C	-	Washable	-	Through Hole	PC Pins	0.945" Dia (24.00mm)
AI-4228-TF-LW140-3-R BUZZER PIEZO 12V 41.8MM FLANGE PUI Audio, Inc.	14,205	-	RFQ	Datasheet	AI	Bulk	Active	Indicator, Internally Driven	DC	12 V	3 ~ 20V	2.8kHz	Piezo	Single Tone	-	105dB @ 12V, 10cm	10mA	Top	-20°C ~ 60°C	-	-	-	Panel Mount, Flange	Wire Leads	1.646" Dia (41.80mm)
SMI-1324-TW-3V-R BUZZER MAGNETIC 3V 12.8X12.8 SMD PUI Audio, Inc.	4,281	-	RFQ	Datasheet	SMI	Tube	Active	Indicator, Internally Driven	DC	3 V	2 ~ 5V	2.4kHz	Electromechanical/Magnetic	Single Tone	-	75dB @ 3V, 10cm	30mA	Top	-20°C ~ 70°C	-	Washable	-	Surface Mount	Solder Pads	0.504" L x 0.504" W (12.80mm x 12.80mm)
SMT-1427-S-3-R BUZZER MAGNETIC 3V 11X14MM SMD PUI Audio, Inc.	3,610	-	RFQ	Datasheet	SMT	Tape & Reel (TR)	Active	Transducer, Externally Driven	Zero-Peak Signal	3 V	3 ~ 4.5V	2.7kHz	Electromechanical/Magnetic	Single Tone	-	87dB @ 3V, 10cm	90mA	Side	-40°C ~ 85°C	-	-	-	Surface Mount	Solder Pads	0.433" L x 0.551" W (11.00mm x 14.00mm)
PK-20A25PQ BUZZER PIEZO 12V 23MM TH Mallory Sonalert Products Inc.	4,154	-	RFQ	Datasheet	PK	Bulk	Active	Indicator, Internally Driven	DC	12 V	3 ~ 24V	2.5kHz	Piezo	Single Tone	-	95dB @ 12V, 30cm	25mA	Top	-20°C ~ 70°C	-	-	-	Through Hole	PC Pins	0.906" Dia (23.00mm)
PK-21A31PQ BUZZER PIEZO 12V 24MM TH Mallory Sonalert Products Inc.	4,414	-	RFQ	Datasheet	PK	Bulk	Active	Indicator, Internally Driven	DC	12 V	3 ~ 24V	3kHz	Piezo	Single Tone	-	85dB @ 12V, 30cm	18mA	Top	-20°C ~ 70°C	-	-	-	Through Hole	PC Pins	0.945" Dia (24.00mm)
PK-27N26PSQ BUZZER PIEZO 12V 30MM TH Mallory Sonalert Products Inc.	1,138	-	RFQ	Datasheet	PK	Bulk	Active	Indicator, Internally Driven	DC	12 V	3 ~ 28V	2.5kHz	Piezo	Single Tone	-	90dB @ 12V, 30cm	15mA	Top	-20°C ~ 70°C	-	-	-	Through Hole	PC Pins	1.181" Dia (30.00mm)
ASI09N27M-05Q BUZZER MAGN 5V9.5X9.5MM SMD Mallory Sonalert Products Inc.	10,005	-	RFQ	Datasheet	ASI	Strip	Active	Indicator, Internally Driven	DC	5 V	3 ~ 7V	2.7kHz	Magnetic	Single Tone	-	80dB @ 3V, 10cm	30mA	Top	-20°C ~ 70°C	-	-	-	Surface Mount	Solder Pads	0.374" L x 0.374" W (9.50mm x 9.50mm)
PK-20A35EWQ BUZZER PIEZO 12V 28MM FLANGE Mallory Sonalert Products Inc.	1,829	-	RFQ	Datasheet	PK	Bulk	Active	Indicator, Internally Driven	DC	12 V	3 ~ 24V	3.5kHz	Piezo	Single Tone	-	95dB @ 12V, 30cm	10mA	Top	-20°C ~ 70°C	-	-	-	Panel Mount, Flange	Wire Leads	1.102" Dia (28.00mm)

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