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Alarms, Buzzers, and Sirens

Alarms, Buzzers, and Sirens provide audible alerts in electronic systems. Key specifications include Frequency, Current, and Ingress Protection ratings. These components are essential for new product design and prototyping.

5,612 active parts
40 manufacturers
20 distributors
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What are Alarms, Buzzers, and Sirens ?

Alarms, Buzzers, and Sirens are electromechanical devices designed to produce sound for alerting or signaling purposes. They are commonly used in applications such as safety systems, alarms, and notification systems. Important specifications for selection include Frequency, which determines the pitch of the sound; Current, which affects power consumption; and Ingress Protection, which indicates the device's resistance to environmental factors. Ensuring compatibility with existing systems and validating lifecycle status are crucial for effective procurement.

Parts in this category

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Part & Mfr Total Stock Pricing & RFQ Approval Agency Capacitance Carton Quantity Coil Resistance Current Current Consumption Diameter Driver Circuitry Duration Frequency Height Housing Material Ingress Protection Input Type Lead Style Length Material Mounting Type Operating Mode Operating Temperature Operating Temperature Range Operating Voltage Range Package Type Packaging Type Port Location Rated Frequency Rated Voltage Ratings Reel Quantity Resonant Frequency Size Sound Pressure Level Sound Pressure Level (SPL) Standard Package Quantity Storage Temperature Tape & Reel Technology Terminal Material Termination Termination Style Voltage Voltage Range Weight Width
XL-980
XL-980
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - 1.1kHz 1.476" (37.50mm) - - DC - - - Panel Mount, Flange - - - - - - - - - - - - 1.969" Dia (50.00mm) - - - - - Electromechanical/Magnetic - Wire Leads - 12 V - - -
XL-1200P
XL-1200P
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - 3kHz - - - DC - - - - - - - - - - - - - - - - - - - - - - Piezo - - - - 7 ~ 15V - -
X-10W
X-10W
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - 3.5kHz 0.339" (8.60mm) - - DC - - - Custom - - - - - - - - - - - - 1.575" L x 1.575" W (40.00mm x 40.00mm) - - - - - Piezo - Wire Leads - 12 V - - -
X-21
X-21
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - 2.8kHz - - - DC - - - Panel Mount - - - - - - - - - - - - - - - - - - Piezo - - - 32 V - - -
X-30AC
X-30AC
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - 3.2kHz 0.906" (23.00mm) - - DC - - - Panel Mount, Flange - - - - - - - - - - - - 1.575" Dia (40.00mm) - - - - - Piezo - Wire Leads - 90 V - - -
AI-550HS
AI-550HS
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - - - - - DC - - - Through Hole - - - - - - - - - - - - - - - - - - Piezo - PC Pins - 12 V - - -
AI-254H
AI-254H
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - - - - - DC - - - Through Hole - - - - - - - - - - - - - - - - - - Piezo - PC Pins - 12 V - - -
AI-4228-P-C28D
AI-4228-P-C28D
PUI Audio, Inc.
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 - - - - 10mA - - Indicator, Internally Driven - 2.8kHz 1.280" (32.50mm) - - DC - - - Panel Mount Single Tone -30°C ~ 85°C - - - - Top - - - - - 1.673" Dia (42.50mm) - 90dB @ 12V, 10cm - - - Piezo - Screw Terminal, Quick Connect Tab - 0.256" (6.50mm) - 12 V 6 ~ 28V - -
AI-278
AI-278
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - - - - - DC - - - Through Hole - - - - - - - - - - - - - - - - - - Piezo - PC Pins - 12 V - - -
AI-251
AI-251
Download Datasheet for AI-251
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - - 0.445" (11.30mm) - - DC - - - Panel Mount, Flange - - - - - - - - - - - - 0.866" Dia (22.00mm) - - - - - Piezo - Wire Leads - 12 V - - -
AI-750S
AI-750S
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - - 0.925" (23.50mm) - - DC - - - Panel Mount - - - - - - - - - - - - 1.437" Dia (36.50mm) - - - - - Piezo - Screw Terminal, Quick Connect Tab - 0.189" (4.80mm) - 12 V - - -
X-10P
X-10P
Download Datasheet for X-10P
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - - 0.339" (8.60mm) - - DC - - - Through Hole - - - - - - - - - - - - 1.575" L x 1.575" W (40.00mm x 40.00mm) - - - - - Piezo - PC Pins - 12 V - - -
AI-380H
AI-380H
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - - 1.280" (32.50mm) - - DC - - - Panel Mount - - - - - - - - - - - - 1.673" Dia (42.50mm) - - - - - Piezo - Screw Terminal, Quick Connect Tab - 0.256" (6.50mm) - 12 V - - -
AI-4228-P-C250
AI-4228-P-C250
PUI Audio, Inc.
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 - - - - 18mA - - Indicator, Internally Driven - 2.8kHz 1.654" (42.00mm) - - AC, DC - - - Panel Mount Single Tone -30°C ~ 85°C - - - - Top - - - - - 1.673" Dia (42.50mm) - 94dB @ 220V, 10cm - - - Piezo - Screw Terminal, Quick Connect Tab - 0.256" (6.50mm) - 220 V 60 ~ 250V - -
AT-33
AT-33
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - - - - - - - - Through Hole - - - - - - - - - - - - - - - - - - Piezo - - - - - - -
AT-138
AT-138
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - - - - - - - - Through Hole - - - - - - - - - - - - - - - - - - Piezo - PC Pins - - - - -
AT-23
AT-23
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - - - - - - - - Through Hole - - - - - - - - - - - - - - - - - - Piezo - PC Pins - - - - -
XL-501 WHITE
XL-501 WHITE
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - - 2.953" (75.00mm) - - DC - - - Base Mount Pin Selectable - - - - - - - - - - - 3.661" Dia (93.00mm) - - - - - Piezo - - - 24 V - - -
XL-502 WHITE
XL-502 WHITE
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - - 2.992" (76.00mm) - - AC - - - - Pin Selectable - - - - - - - - - - - 3.622" Dia (92.00mm) - - - - - Piezo - - - 220 V - - -
SMT-0927-S-3
SMT-0927-S-3
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - 2.67kHz 0.177" (4.50mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - Side - - - - - 0.354" L x 0.354" W (9.00mm x 9.00mm) - - - - - Electromechanical/Magnetic - Solder Pads - 3.6 V - - -
SMT-9303A
SMT-9303A
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - 2.1kHz 0.165" (4.20mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.335" L x 0.335" W (8.50mm x 8.50mm) - - - - - Electromechanical/Magnetic - Solder Pads - 3.6 V - - -
SMI-2117-2
SMI-2117-2
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - 4kHz - - - DC - - - Surface Mount - - - - - - - - - - - - - - - - - - Electromechanical/Magnetic - - - 12 V - - -
SMT-9403D
SMT-9403D
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.165" (4.20mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.335" L x 0.335" W (8.50mm x 8.50mm) - - - - - Electromechanical/Magnetic - Solder Pads - 3.6 V - - -
SMT-917-T/R
SMT-917-T/R
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.157" (4.00mm) - - - - - - Surface Mount - - - - - - - - - - - - 0.354" L x 0.354" W (9.00mm x 9.00mm) - - - - - Electromechanical/Magnetic - Solder Pads - - - - -
SMT-9303C
SMT-9303C
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.126" (3.20mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.335" L x 0.335" W (8.50mm x 8.50mm) - - - - - Electromechanical/Magnetic - Solder Pads - 3.6 V - - -
SMT-9403C
SMT-9403C
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.165" (4.20mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.335" L x 0.335" W (8.50mm x 8.50mm) - - - - - Electromechanical/Magnetic - Solder Pads - 3.6 V - - -
SMT-916
SMT-916
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.169" (4.30mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.354" L x 0.354" W (9.00mm x 9.00mm) - - - - - Electromechanical/Magnetic - Solder Pads - 3.6 V - - -
SMT-9403G
SMT-9403G
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.157" (4.00mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.335" L x 0.335" W (8.50mm x 8.50mm) - - - - - Electromechanical/Magnetic - Solder Pads - 3.6 V - - -
SMT-915
SMT-915
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - - - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - - - - - - - Electromechanical/Magnetic - - - 1.5 V - - -
SMT-831-2
SMT-831-2
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - 2.7kHz 0.138" (3.50mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.433" L x 0.551" W (11.00mm x 14.00mm) - - - - - Electromechanical/Magnetic - Solder Pads - 1.5 V - - -
SMT-5253D
SMT-5253D
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.098" (2.50mm) - - - - - - Surface Mount - - - - - - - - - - - - 0.295" L x 0.295" W (7.50mm x 7.50mm) - - - - - Electromechanical/Magnetic - Solder Pads - - - - -
SMT-833-2
SMT-833-2
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - 2.7kHz 0.138" (3.50mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.433" L x 0.551" W (11.00mm x 14.00mm) - - - - - Electromechanical/Magnetic - Solder Pads - 3 V - - -
SMT-9403A
SMT-9403A
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.165" (4.20mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.335" L x 0.335" W (8.50mm x 8.50mm) - - - - - Electromechanical/Magnetic - Solder Pads - 3.6 V - - -
SMT-05
SMT-05
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - 2.7kHz 0.134" (3.40mm) - - - - - - Surface Mount - - - - - - - - - - - - 0.433" L x 0.559" W (11.00mm x 14.20mm) - - - - - Electromechanical/Magnetic - Solder Pads - - - - -
SMT-835-2
SMT-835-2
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - 2.7kHz 0.138" (3.50mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.433" L x 0.551" W (11.00mm x 14.00mm) - - - - - Electromechanical/Magnetic - Solder Pads - 5 V - - -
SMT-4203D
SMT-4203D
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.079" (2.00mm) - - - - - - Surface Mount - - - - - - - - - - - - 0.295" L x 0.295" W (7.50mm x 7.50mm) - - - - - Electromechanical/Magnetic - Solder Pads - - - - -
SMT-6303D
SMT-6303D
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.126" (3.20mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.315" L x 0.315" W (8.00mm x 8.00mm) - - - - - Electromechanical/Magnetic - Solder Pads - 3.6 V - - -
SMT-901B
SMT-901B
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - - - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - - - - - - - Electromechanical/Magnetic - - - 5 V - - -
SMT-901
SMT-901
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.157" (4.00mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.335" L x 0.335" W (8.50mm x 8.50mm) - - - - - Electromechanical/Magnetic - Solder Pads - 5 V - - -
SMT-1325
SMT-1325
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.098" (2.50mm) - - - - - - Surface Mount - - - - - - - - - - - - 0.504" L x 0.504" W (12.80mm x 12.80mm) - - - - - Piezo - Solder Pads - - - - -
SMT-731-2
SMT-731-2
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.118" (3.00mm) - - Zero-Peak Signal - - - Surface Mount - - - - - - - - - - - - 0.394" L x 0.394" W (10.00mm x 10.00mm) - - - - - Electromechanical/Magnetic - Solder Pads - 1.5 V - - -
SMT-1625
SMT-1625
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - 0.094" (2.40mm) - - - - - - Surface Mount - - - - - - - - - - - - 0.630" L x 0.630" W (16.00mm x 16.00mm) - - - - - Piezo - Solder Pads - - - - -
AT-0927-TT-2
AT-0927-TT-2
PUI Audio, Inc.
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 - - - - 70mA - - Transducer, Externally Driven - 2.73kHz - - - Peak-Peak Signal - - - Through Hole Single Tone -20°C ~ 70°C - - - - Top - - - - - - - 86dB @ 3V, 10cm - - - Electromechanical/Magnetic - PC Pins - 3 V 2 ~ 4V - -
AT-4228-TF-LW145
AT-4228-TF-LW145
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - 2.8kHz 0.630" (16.00mm) - - - - - - Panel Mount, Flange - - - - - - - - - - - - 1.646" Dia (41.80mm) - - - - - Piezo - Wire Leads - - - - -
AT-101Z-3
AT-101Z-3
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - 2.048kHz - - - - - - - Through Hole - - - - - - - - - - - - - - - - - - Electromechanical/Magnetic - PC Pins - - - - -
AT-101Z-4
AT-101Z-4
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - 2.048kHz - - - - - - - Through Hole - - - - - - - - - - - - - - - - - - Electromechanical/Magnetic - PC Pins - - - - -
AT-101Z
AT-101Z
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - 2.048kHz - - - - - - - Through Hole - - - - - - - - - - - - - - - - - - Electromechanical/Magnetic - PC Pins - - - - -
X-70
X-70
PUI Audio, Inc.
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 - - - - - - - Indicator, Internally Driven - 2.8kHz - - - DC - - - Panel Mount - - - - - - - - - - - - - - - - - - Piezo - - - 6 V - - -
MAT-001
MAT-001
PUI Audio, Inc.
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 - - - - - - - Transducer, Externally Driven - - - - - - - - - Through Hole - - - - - - - - - - - - - - - - - - Electromechanical/Magnetic - - - - - - -
SMT-2225-T
SMT-2225-T
PUI Audio, Inc.
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 - - - - 8mA - - Transducer, Externally Driven - 2.5kHz 0.240" (6.10mm) - - Peak-Peak Signal - - - Surface Mount Single Tone -30°C ~ 85°C - - - - Top - - - - - 0.866" Dia (22.00mm) - 80dB @ 10V, 10cm - - - Piezo - Solder Pads - 10 V 1 ~ 30V - -
Showing 5451-5500 of 5,612 products

About Alarms, Buzzers, and Sirens

Alarms, buzzers, and sirens are essential components in electronic systems, providing auditory signals for alerts and notifications. This category encompasses a variety of electromechanical devices, including magnetic and piezo types, each suited for different operational requirements.

When sourcing alarms, buzzers, and sirens, it is crucial to consider important attributes such as approval agency certifications, current ratings, driver circuitry specifications, duration of sound output, and frequency characteristics. These factors play a significant role in ensuring compatibility with your existing designs and meeting regulatory standards.

Applications for these components range from new product design and prototyping to production electronics assembly and maintenance. They are vital in engineering evaluations and qualifications, as well as in procurement-driven multi-sourcing strategies.

Buyers should prioritize critical specifications during the selection process. Validate lifecycle status and explore alternate-source options to mitigate sourcing risks. Confirm mechanical and electrical compatibility with your design constraints, and utilize parametric filtering to streamline your search before considering brand preferences.

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