Alarms, Buzzers, and Sirens

Results:
5,998
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ImageProduct DetailPriceAvailabilityECAD ModelSeriesMounting TypeIngress ProtectionDurationHeight - Seated (Max)Operating TemperatureTerminationApproval AgencyRatingsVoltage - RatedFrequencySize / DimensionPort LocationDriver CircuitryInput TypeVoltage RangeTechnologyOperating ModeSound Pressure Level (SPL)Current - Supply
PKLCS1212E2000-R1
BUZZER PIEZO 1.5V 12X12MM SMD
1+
$0.6250
5+
$0.5833
10+
$0.5417
Quantity
94,838 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
PK
Surface Mount
-
-
0.118" (3.00mm)
-20°C ~ 70°C
Solder Pads
-
-
1.5 V
2kHz
0.472" L x 0.472" W (12.00mm x 12.00mm)
Side
Transducer, Externally Driven
Zero-Peak Signal
12.5V (Max)
Piezo
Single Tone
70dB @ 1.5V, 10cm
-
PKMCS0909E4000-R1
BUZZER PIEZO 1.5V 9X9MM SMD
1+
$0.5208
5+
$0.4861
10+
$0.4514
Quantity
70,733 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
PK
Surface Mount
-
-
0.075" (1.90mm)
-40°C ~ 85°C
Solder Pads
-
-
1.5 V
4kHz
0.354" L x 0.354" W (9.00mm x 9.00mm)
Side
Transducer, Externally Driven
Zero-Peak Signal
12.5V (Max)
Piezo
Single Tone
65dB @ 1.5V, 10cm
-
AI-1027-TWT-3V-R
BUZZER MAGNETIC 3V 9.5MM TH
1+
$2.4063
5+
$2.2458
10+
$2.0854
Quantity
57,931 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
AI
Through Hole
-
-
0.217" (5.50mm)
-20°C ~ 80°C
PC Pins
-
Washable
3 V
2.7kHz
0.374" Dia (9.50mm)
Top
Indicator, Internally Driven
DC
2 ~ 5V
Electromechanical/Magnetic
Single Tone
80dB @ 3V, 10cm
30mA
AI-1433-TWT-R
BUZZER PIEZO 12V 13.8MM TH
1+
$3.7500
5+
$3.5000
10+
$3.2500
Quantity
54,631 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
AI
Through Hole
-
-
0.315" (8.00mm)
-20°C ~ 70°C
PC Pins
-
Washable
12 V
3.3kHz
0.543" Dia (13.80mm)
Top
Indicator, Internally Driven
DC
3 ~ 18V
Piezo
Single Tone
80dB @ 12V, 10cm
7mA
SDR08540M3-01
BUZZER MAGNETIC 3V 8.5X8.5MM SMD
1+
$2.5208
5+
$2.3528
10+
$2.1847
Quantity
45,000 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
SDR
Surface Mount
-
-
0.165" (4.20mm)
-40°C ~ 85°C
Solder Pads
-
-
3 V
2.67kHz
0.335" L x 0.335" W (8.50mm x 8.50mm)
Side
Transducer, Externally Driven
Zero-Peak Signal
0 ~ 5V
Magnetic
Single Tone
88dB @ 3V, 10cm
85mA
SMT-0931-S-R
BUZZER MAGNETIC 3.6V 8.5X8.5 SMD
1+
$1.9229
5+
$1.7947
10+
$1.6665
Quantity
41,000 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
SMT-09
Surface Mount
-
-
0.146" (3.70mm)
-30°C ~ 70°C
Solder Pads
-
-
3.6 V
3.1kHz
0.335" L x 0.335" W (8.50mm x 8.50mm)
Side
Transducer, Externally Driven
Zero-Peak Signal
3 ~ 5V
Electromechanical/Magnetic
Single Tone
95dB @ 3.6V, 10cm
80mA
PS1240P02CT3
BUZZER PIEZO 3V 12.2MM TH
1+
$0.1417
5+
$0.1322
10+
$0.1228
Quantity
35,000 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
PS
Through Hole
-
-
0.181" (4.60mm)
-10°C ~ 70°C
PC Pins
-
-
3 V
4kHz
0.480" Dia (12.20mm)
Top
Transducer, Externally Driven
Zero-Peak Signal
30V (Max)
Piezo
Single Tone
60dB @ 3V, 10cm
-
SMT-0827-S-2-R
BUZZER MAGNETIC 3.6V 8.5X8.5 SMD
1+
$2.0833
5+
$1.9444
10+
$1.8056
Quantity
34,000 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
SMT
Surface Mount
-
-
0.177" (4.50mm)
-30°C ~ 70°C
Solder Pads
-
-
3.6 V
2.7kHz
0.335" L x 0.335" W (8.50mm x 8.50mm)
Side
Transducer, Externally Driven
Zero-Peak Signal
2.5 ~ 4.5V
Electromechanical/Magnetic
Single Tone
92dB @ 3.6V, 10cm
90mA
PS1240P02BT
BUZZER PIEZO 3V 12.2MM TH
1+
$0.0896
5+
$0.0836
10+
$0.0776
Quantity
29,093 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
PS
Through Hole
-
-
0.307" (7.80mm)
-10°C ~ 70°C
PC Pins
-
-
3 V
4kHz
0.480" Dia (12.20mm)
Top
Transducer, Externally Driven
Zero-Peak Signal
30V (Max)
Piezo
Single Tone
60dB @ 3V, 10cm
-
PKM22EPPH4007-B0
BUZZER PIEZO 1.5V 22MM TH
1+
$0.4167
5+
$0.3889
10+
$0.3611
Quantity
26,991 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
PK
Through Hole
-
-
0.492" (12.50mm)
-20°C ~ 70°C
PC Pins
-
-
1.5 V
4kHz
0.866" Dia (22.00mm)
Top
Transducer, Externally Driven
Zero-Peak Signal
30V (Max)
Piezo
Ringer
85dB @ 1.5V, 10cm
-
PS1440P02BT
BUZZER PIEZO 3V 14MM TH
1+
$0.2708
5+
$0.2528
10+
$0.2347
Quantity
26,881 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
PS
Through Hole
-
-
0.362" (9.20mm)
-10°C ~ 70°C
PC Pins
-
-
3 V
4kHz
0.551" Dia (14.00mm)
Top
Transducer, Externally Driven
Zero-Peak Signal
30V (Max)
Piezo
Single Tone
75dB @ 3V, 10cm
-
SMT-1640-S-2-R
BUZZER PIEZO 5V 16X16MM SMD
1+
$2.1875
5+
$2.0417
10+
$1.8958
Quantity
25,600 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
SMT
Surface Mount
-
-
0.106" (2.70mm)
-40°C ~ 120°C
Solder Pads
-
-
5 V
4kHz
0.630" L x 0.630" W (16.00mm x 16.00mm)
Side
Transducer, Externally Driven
Peak-Peak Signal
1 ~ 25V
Piezo
Single Tone
75dB @ 5V, 10cm
3mA
AI-1223-TWT-5V-R
BUZZER MAGNETIC 5V 12MM TH
1+
$2.8750
5+
$2.6833
10+
$2.4917
Quantity
19,998 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
AI
Through Hole
-
-
0.382" (9.70mm)
-40°C ~ 85°C
PC Pins
-
Washable
5 V
2.3kHz
0.472" Dia (12.00mm)
Top
Indicator, Internally Driven
DC
3 ~ 7V
Electromechanical/Magnetic
Single Tone
85dB @ 5V, 10cm
30mA
PKLCS1212E4001-R1
BUZZER PIEZO 1.5V 12X12MM SMD
1+
$0.4125
5+
$0.3850
10+
$0.3575
Quantity
19,558 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
PK
Surface Mount
-
-
0.118" (3.00mm)
-20°C ~ 70°C
Solder Pads
-
-
1.5 V
4kHz
0.472" L x 0.472" W (12.00mm x 12.00mm)
Side
Transducer, Externally Driven
Zero-Peak Signal
25V (Max)
Piezo
Single Tone
84dB @ 1.5V, 10cm
-
AT-1220-TT-R
BUZZER MAGNETIC 1.5V 12MM TH
1+
$1.2500
5+
$1.1667
10+
$1.0833
Quantity
19,000 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
AT
Through Hole
-
-
0.343" (8.70mm)
-20°C ~ 70°C
PC Pins
-
-
1.5 V
2.048kHz
0.472" Dia (12.00mm)
Top
Transducer, Externally Driven
Peak-Peak Signal
1 ~ 3V
Electromechanical/Magnetic
Single Tone
82dB @ 1.5V, 10cm
10mA
AI-1440-TWT-12V-R
BUZZER PIEZO 12V 13.8MM TH
1+
$3.8542
5+
$3.5972
10+
$3.3403
Quantity
17,900 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
AI
Through Hole
-
-
0.315" (8.00mm)
-20°C ~ 70°C
PC Pins
-
Washable
12 V
4kHz
0.543" Dia (13.80mm)
Top
Indicator, Internally Driven
DC
3 ~ 16V
Piezo
Single Tone
80dB @ 12V, 30cm
7mA
PKLCS1212E2400-R1
BUZZER PIEZO 1.5V 12X12MM SMD
1+
$0.7292
5+
$0.6806
10+
$0.6319
Quantity
17,677 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
PK
Surface Mount
-
-
0.126" (3.20mm)
-20°C ~ 70°C
Solder Pads
-
-
1.5 V
2.4kHz
0.472" L x 0.472" W (12.00mm x 12.00mm)
Side
Transducer, Externally Driven
Zero-Peak Signal
12.5V (Max)
Piezo
Single Tone
75dB @ 1.5V, 10cm
-
PKM17EPP-2002-B0
BUZZER PIEZO 3V 17MM TH
1+
$0.3542
5+
$0.3306
10+
$0.3069
Quantity
17,520 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
PK
Through Hole
-
-
0.406" (10.30mm)
-20°C ~ 70°C
PC Pins
-
-
3 V
2kHz
0.669" Dia (17.00mm)
Top
Transducer, Externally Driven
Zero-Peak Signal
-
Piezo
Ringer
70dB @ 3V, 10cm
-
AT-1438-TWT-R
BUZZER PIEZO 5V 13.8MM TH
1+
$2.6042
5+
$2.4306
10+
$2.2569
Quantity
17,271 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
AT
Through Hole
-
-
0.287" (7.30mm)
-30°C ~ 80°C
PC Pins
-
Washable
5 V
3.8kHz
0.543" Dia (13.80mm)
Top
Transducer, Externally Driven
Peak-Peak Signal
1 ~ 20V
Piezo
Single Tone
80dB @ 5V, 10cm
1mA
OWMB-757525S-27-15A
BUZZER MAGNETIC 3.6V 7.5X7.5MM
1+
$2.0833
5+
$1.9444
10+
$1.8056
Quantity
17,000 Available
Can ship immediately
PCB Symbol, Footprint & 3D Model
-
Surface Mount
-
-
0.098" (2.50mm)
-20°C ~ 70°C
Solder Pads
-
-
3.6 V
2.7kHz
0.295" L x 0.295" W (7.50mm x 7.50mm)
Side
Transducer, Externally Driven
DC
2.5 ~ 4.5V
Magnetic
Single Tone
91dB @ 3.6V, 5cm
100mA

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.