PF Series, Alarms, Buzzers, and Sirens

Results:
16
Manufacturer
Series
Height - Seated (Max)
Current - Supply
Size / Dimension
Sound Pressure Level (SPL)
Frequency
Voltage Range
Termination
Mounting Type
Operating Temperature
Duration
Voltage - Rated
Driver Circuitry
Technology
Operating Mode
Input Type
Ingress Protection
Approval Agency
Ratings
Port Location
Results remaining16
Applied Filters:
PF
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ImageProduct DetailPriceAvailabilityECAD ModelIngress ProtectionMounting TypeHeight - Seated (Max)Operating TemperatureTerminationApproval AgencyRatingsSeriesVoltage - RatedCurrent - SupplyInput TypeSize / DimensionPort LocationDriver CircuitryVoltage RangeFrequencyTechnologyOperating ModeDurationSound Pressure Level (SPL)
PF-21N31PQ
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Through Hole
0.559" (14.20mm)
-20°C ~ 70°C
PC Pins
-
-
PF
12 V
12mA
DC
0.945" Dia (24.00mm)
Top
Indicator, Internally Driven
3 ~ 30V
3kHz
Piezo
Pulse, Fast
3 PPS
80dB @ 12V, 30cm
PF-21A29PQ
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Through Hole
0.559" (14.20mm)
-20°C ~ 70°C
PC Pins
-
-
PF
12 V
18mA
DC
0.945" Dia (24.00mm)
Top
Indicator, Internally Driven
3 ~ 24V
3kHz
Piezo
Single Tone
-
85dB @ 12V, 30cm
PF-27N36WQ
BUZZER PIEZO 12V 30MM FLANGE
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Panel Mount, Flange
0.402" (10.20mm)
-20°C ~ 70°C
Wire Leads
-
-
PF
12 V
15mA
DC
1.181" Dia (30.00mm)
Top
Indicator, Internally Driven
3 ~ 28V
3.5kHz
Piezo
Pulse, Fast
3 PPS
90dB @ 12V, 30cm
PF-20A35EWQ
BUZZER PIEZO 12V 28MM FLANGE
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Panel Mount, Flange
0.992" (25.20mm)
-20°C ~ 70°C
Wire Leads
-
-
PF
12 V
10mA
DC
1.102" Dia (28.00mm)
Top
Indicator, Internally Driven
3 ~ 24V
3.5kHz
Piezo
Pulse, Fast
-
95dB @ 12V, 30cm
PF-21A31PQ
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Through Hole
0.559" (14.20mm)
-20°C ~ 70°C
PC Pins
-
-
PF
12 V
18mA
DC
0.945" Dia (24.00mm)
Top
Indicator, Internally Driven
3 ~ 24V
3kHz
Piezo
Pulse, Fast
-
85dB @ 12V, 30cm
PF-21N30WQ
BUZZER PIEZO 12V 24MM FLANGE
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Panel Mount, Flange
0.382" (9.70mm)
-20°C ~ 70°C
Wire Leads
-
-
PF
12 V
12mA
DC
0.945" Dia (24.00mm)
Top
Indicator, Internally Driven
3 ~ 30V
3kHz
Piezo
Pulse, Fast
3 PPS
80dB @ 12V, 30cm
PF-27A35WQ
BUZZER PIEZO 12V 30MM FLANGE
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Panel Mount, Flange
0.638" (16.20mm)
-20°C ~ 70°C
Wire Leads
-
-
PF
12 V
15mA
DC
1.181" Dia (30.00mm)
Top
Indicator, Internally Driven
3 ~ 24V
3.5kHz
Piezo
Pulse, Fast
3 PPS
95dB @ 12V, 30cm
PF-27N26PSQ
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Through Hole
0.402" (10.20mm)
-20°C ~ 70°C
PC Pins
-
-
PF
12 V
15mA
DC
1.181" Dia (30.00mm)
Top
Indicator, Internally Driven
3 ~ 28V
2.5kHz
Piezo
Pulse, Fast
3 PPS
90dB @ 12V, 30cm
PF-35N29WQ
BUZZER PIEZO 12V 42MM FLANGE
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Panel Mount, Flange
0.638" (16.20mm)
-20°C ~ 70°C
Wire Leads
-
-
PF
12 V
8mA
DC
1.654" Dia (42.00mm)
Top
Indicator, Internally Driven
3 ~ 28V
2.9kHz
Piezo
Pulse, Fast
3 PPS
90dB @ 12V, 30cm
PF-27N25PSQ
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Through Hole
0.638" (16.20mm)
-20°C ~ 70°C
PC Pins
-
-
PF
12 V
15mA
DC
1.181" Dia (30.00mm)
Top
Transducer, Externally Driven
3 ~ 28V
2.5kHz
Piezo (with Feedback)
Pulse, Fast
3 PPS
90dB @ 12V, 30cm
PF-27A25PSQ
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Through Hole
0.638" (16.20mm)
-20°C ~ 70°C
PC Pins
-
-
PF
12 V
15mA
DC
1.181" Dia (30.00mm)
Top
Transducer, Externally Driven
3 ~ 24V
2.5kHz
Piezo (with Feedback)
Pulse, Fast
3 PPS
95dB @ 12V, 30cm
PF-27N36PSQ
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Through Hole
0.402" (10.20mm)
-
PC Pins
-
-
PF
12 V
15mA
DC
1.181" Dia (30.00mm)
Top
Indicator, Internally Driven
3 ~ 28V
3.5kHz
Piezo
Pulse, Fast
3 PPS
90dB @ 12V, 30cm
PF-27N25WQ
BUZZER PIEZO 12V 30MM FLANGE
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Quantity
Contact us
PCB Symbol, Footprint & 3D Model
-
Panel Mount, Flange
0.638" (16.20mm)
-20°C ~ 70°C
Wire Leads
-
-
PF
12 V
15mA
DC
1.181" Dia (30.00mm)
Top
Indicator, Internally Driven
3 ~ 28V
2.5kHz
Piezo
Pulse, Fast
3 PPS
90dB @ 12V, 30cm
PF-27N35PSQ
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Through Hole
0.638" (16.20mm)
-20°C ~ 70°C
PC Pins
-
-
PF
12 V
8mA
DC
1.181" Dia (30.00mm)
Top
Transducer, Externally Driven
3 ~ 28V
3.5kHz
Piezo (with Feedback)
Pulse, Fast
3 PPS
90dB @ 12V, 30cm
PF-27N29ERQ
BUZZER PIEZO 12V 35.5MM PNL MNT
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Panel Mount
1.240" (31.50mm)
-20°C ~ 70°C
Screw Terminal, Quick Connect Tab - 0.252" (6.40mm)
-
-
PF
12 V
15mA
DC
1.398" Dia (35.50mm)
Top
Indicator, Internally Driven
3 ~ 28V
2.9kHz
Piezo
Pulse, Fast
3 PPS
90dB @ 12V, 30cm
PF-12N40PEDR-24VICQ
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Quantity
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PCB Symbol, Footprint & 3D Model
-
Through Hole
0.303" (7.70mm)
-20°C ~ 70°C
PC Pins
-
-
PF
24 V
200mA
DC
0.543" Dia (13.80mm)
Top
Indicator, Internally Driven
6 ~ 28V
4.1kHz
Piezo
Pulse, Fast
-
85dB @ 24V, 10cm

About  Alarms, Buzzers, and Sirens

Alarms, Buzzers, and Sirens are essential devices designed to generate audible signals, typically in the form of a steady high-pitched hum. These devices are enclosed within molded housings, ensuring protection and durability. There are various characteristics that differentiate alarms, buzzers, and sirens, including driver circuitry, input type, voltage rating, voltage range, frequency, technology, operating mode, current supply, and port location. The driver circuitry determines the mechanism by which the device produces sound, while the input type specifies the type of electrical signal required to activate the device. The voltage rating and voltage range indicate the acceptable power supply levels for proper operation. The frequency represents the pitch or tone of the generated sound and can range from multiple frequencies to a specific range between 200Hz to 8kHz. Different technologies are utilized in the production of alarms, buzzers, and sirens. These include electromechanical, magnetic, piezo, and piezo with feedback. Each technology has its unique characteristics and advantages in terms of efficiency, reliability, and sound quality. Operating modes can vary, with options like continuous sound output, intermittent or pulsing signals, adjustable volume settings, or even programmable patterns. The current supply refers to the amount of electrical current required for the device to operate correctly. Port location specifies the position of the electrical connections on the device for easy integration into various systems or applications. Alarms, buzzers, and sirens find extensive use in a wide range of industries and applications, including security systems, industrial equipment, automotive vehicles, consumer electronics, and emergency warning systems. They provide vital auditory alerts and notifications to ensure safety, enhance communication, and alert individuals to potential hazards or situations requiring attention.