Continuous Audio Transducers and Buzzers
Last Updated: April 1, 2025
Description
Continuous audio transducers and buzzers are devices that produce sound continuously when powered. They are used to emit audible signals, which can vary in tone and pitch, depending on the design and specifications of the device.
Working Principle
Continuous audio transducers, such as piezoelectric transducers, operate by applying a voltage to a polarized ceramic material bonded to a metal disc. This causes the disc to flex, producing sound. The sound is generated continuously when the voltage is applied and released at a specific frequency. Piezoelectric transducers are known for their energy efficiency, low power consumption, and ability to produce a clear, penetrating sound . These characteristics make them useful in applications where reliable and consistent sound output is necessary.
Applications
Continuous audio transducers and buzzers are used in various applications, particularly in the medical industry. For example, they are employed in medical instruments like sterilizers, infusion pumps, and air monitors to emit specific sounds that signify certain conditions . They are also used in portable devices such as pagers and wireless monitors, where space and power conservation are critical .
Advantages over other Audio Transducers and Buzzers
Piezoelectric transducers offer several advantages over other types of audio transducers. They have no mechanical wear and produce no electrical noise, which enhances their reliability and longevity . Additionally, their low power consumption and ability to produce a clear sound make them suitable for applications where energy efficiency is crucial .
Limitations
One limitation of piezoelectric transducers is that as they become smaller, their resonant frequency increases, and the sound level decreases . This can be a drawback in applications where a lower frequency and higher sound level are required.
Considerations
When selecting continuous audio transducers and buzzers, several factors should be considered. Initial costs can vary depending on the complexity and specifications of the device. Operating expenses are generally low due to their energy efficiency. However, durability and accuracy can be affected by the size and design of the transducer. Replacement and maintenance costs are typically minimal, but ensuring the device is securely assembled is crucial to prevent improper sound emission, which can lead to confusion in critical applications .
from DigiKey
Buzzers Transducer, Externally Driven Piezo 9mA 5kHz 80dB @ 10V, 10cm Custom Wire Leads [See More]
- Tone: Continuous
- Terminations: Leads
- Shape: Round
- Mounting: Custom
from RS Components, Ltd.
Continuous tone buzzer 12Vdc 85dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
BUZZER PIEZO 12V 50MM CHASSIS [See More]
- Tone: Continuous
- Shape: Round
- RoHS Compliant: Yes
- Terminations: Leads
from RS Components, Ltd.
PIEZO BUZZER DC 300 I [See More]
- Tone: Continuous; Noncontinuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Stack Light Complete Unit Siren, Alternating Continuous Tone Screw Terminal [See More]
- Tone: Continuous
- Terminations: Screw Terminals
- RoHS Compliant: Yes
- Voltage: 115 to 230
from RS Components, Ltd.
PIEZO BUZZER MINIATUR [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
AUD. PIEZO IND 2-5.5V SMT [See More]
- Tone: Continuous
- Mounting: Surface
- Terminations: Solder Tabs
- Frequency: 4100
from RS Components, Ltd.
Electro Mech Buzzer, SMT [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from DigiKey
AUD. PIEZO IND 6-16V WIRE LEAD [See More]
- Tone: Continuous
- Terminations: Leads
- Shape: Round
- Frequency: 3300
from RS Components, Ltd.
Electro Mech Buzzer, SMT [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from DigiKey
AUD. PIEZO IND 5-16V WIRE LEAD [See More]
- Tone: Continuous
- Terminations: Leads
- Shape: Round
- Frequency: 2900
from RS Components, Ltd.
Piezo Buzzer, SMT [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from DigiKey
Buzzers Transducer, Externally Driven Piezo 4kHz 75dB @ 3V, 10cm Through Hole PC Pins [See More]
- Tone: Continuous
- Terminations: PCPins
- Shape: Round
- Mounting: Through Hole
from RS Components, Ltd.
Piezo Buzzer PCB pins [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Indicator, Internally Driven Piezo 12mA 3.3kHz Panel Mount, Flange Wire Leads [See More]
- Tone: Continuous
- Terminations: Leads
- Shape: Round
- Mounting: Panel
from RS Components, Ltd.
Electro Mechanical Buzzer 3Vdc 75dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from DigiKey
Buzzers Transducer, Externally Driven Electromechanical/Magnetic 70mA 2.73kHz 85dB @ 3.6V, 10cm Surface Mount Solder Pads [See More]
- Tone: Continuous
- Mounting: Surface
- Terminations: Solder Tabs
- Frequency: 2730
from RS Components, Ltd.
Electro Mechanical Buzzer 6Vdc 95dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Buzzer Piezo 5Vdc 97dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Transducer piezo PCB 3Vac 75dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Buzzer Magnetic,5V,85dB,Radial [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Buzzer Magnetic,12V,85dB,Radial [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Piezo transducer PCB 10Vpp 78dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Buzzer piezo 12Vdc panel mount 95dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Piezo buzzer 24Vdc panel mount 95dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Buzzer SMD continuous tone 5Vdc 88dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from RS Components, Ltd.
Buzzer SMT continuous tone 12Vdc 85dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Buzzer PCB continuous tone 24Vdc 95dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Buzzer PCB electromechnical 12Vdc 75dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from RS Components, Ltd.
Transducer PCB piezo 3Vpp 75dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Transducer PCB piezo 15Vpp 90dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Buzzer PCB 12Vdc 80dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Continuous tone buzzer 12Vdc 90dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from RS Components, Ltd.
Buzzer PCB piezo 12Vdc 90dB [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Shape: Round
from Ningbo Best Group Co., Ltd.
36*30.5mm. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. Our products line... [See More]
- Tone: Continuous
- Shape: Round
- Technology: Piezoelectric
- Diameter / Length: 36
from Deltrol Controls/Division of Deltrol Corp.
Operates on 50 or 60 Hz AC voltage. Molded Rynite ® class F coil. Will operate continuously without overheating. Easy single screw mounting. *Minimum quantities apply to non-stocked items. [See More]
- Tone: Continuous; Noncontinuous (optional feature)
- RoHS Compliant: Yes
- Technology: Electromagnetic
- Shape: Round
from Transducers USA, Inc.
Transducers USA produces quality audible signal devices at very competitive prices for Original Equipment Manufacturers. Our company manufactures a comprehensive line of audio indicators and transducers in piezo and electro-mechanical varieties, including microphones, speakers, and ultrasonic... [See More]
- Tone: Continuous
- Terminations: PCPins
- Technology: Electro-Mechanical
- Mounting: Through-Hole
from RAFI GmbH & Co. KG
There are nine different actuators and indicators in this control series. You can choose between a round, square, or flush-fitting square collar shape, which seamlessly aligns the actuating elements in a row. The mounting hole diameter for RAFIX 16 is a standard 16.2 mm. As design alternative for... [See More]
- Tone: Continuous
- Type: Transmitter
- Technology: Electromagnetic
- RoHS Compliant: Yes
from Challenge Electronics
The CEEB096N055-205C27MR Electromagnetic SMD Buzzer from Challenge Electronics delivers 85dB SPL at 2700Hz, 3V, 30mA. (Nominal). Top Sound Port. [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Electromagnetic
- Terminations: SMD
from Mallory Sonalert Products, Inc.
Series: 22mm Alarms with Wires Mounting Method: Panel/Flange- Wires Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Freq (Hz): 3500.0 Volt Rating: 12 to 28 DC Typical Loudness (dBa): 90 to 101 @ 1 ft (30 cm) Max Current (mA): 20 mA @ 24 Vdc LED Color: CUL Approved: No Size: 28 x 25 mm Weight:... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Mounting: Panel; Panel/Flange- Wires
from Ningbo Best Group Co., Ltd.
50*29mm. Established in 1997, Best Group (FBELE), is Chinese leading manufacturer and trader in electronic components. We can offer high quality products in very competitive price for electronics components, as well as best service, in time delivery, small order acceptable, etc. Our products line is... [See More]
- Tone: Continuous
- Shape: Round
- Technology: Piezoelectric
- Diameter / Length: 50
from Transducers USA, Inc.
Transducers USA produces quality audible signal devices at very competitive prices for Original Equipment Manufacturers. Our company manufactures a comprehensive line of audio indicators and transducers in piezo and electro-mechanical varieties, including microphones, speakers, and ultrasonic... [See More]
- Tone: Continuous
- Terminations: PCPins
- Technology: Piezoelectric
- Mounting: Through-Hole
from RAFI GmbH & Co. KG
The classic control component series RAFIX 22 QR is predominantly used in mechanical and system engineering as well as automotive manufacturing. The actuating elements are available in two collar shapes. These are the classic round shape or our special RAFI “square-round ” design. This... [See More]
- Tone: Continuous
- Type: Transmitter
- Technology: Electromagnetic
- RoHS Compliant: Yes
from Challenge Electronics
The CECB225W145-127C400PR Mechanical Buzzer from Challenge Electronics delivers 75dB SPL at 400Hz, 24V, 30mA. (Nominal). Top Sound Port. [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Mechanical
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Electromagnetic Mounting Method: SMT Circuitry: Yes Sound Type: Continuous Freq (Hz): 2700.0 Volt Rating: 3 to 7 DC Typical Loudness (dBa): 78 to 88 @ 10 cm Max Current (mA): 30 mA @ 5 Vdc CUL Approved: No Size: 9.5 x 9.5 x 5 mm Weight: 2.5 g Options: For other options contact... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Electromagnetic
- Terminations: None
from Ningbo Best Group Co., Ltd.
Ø45*26mm,. China Piezo buzzer manufacturer FBPB4520, FBELE Brand. [See More]
- Tone: Continuous; Noncontinuous
- Shape: Round
- Technology: Piezoelectric
- Terminations: Leads
from Transducers USA, Inc.
Transducers USA produces quality audible signal devices at very competitive prices for Original Equipment Manufacturers. Our company manufactures a comprehensive line of audio indicators and transducers in piezo and electro-mechanical varieties, including microphones, speakers, and ultrasonic... [See More]
- Tone: Continuous
- Terminations: PCPins
- Technology: Piezoelectric
- Mounting: Through-Hole
from Challenge Electronics
The CEPT110L017-120-32MR Piezoelectric SMD Sound Transducer from Challenge Electronics delivers 75dB SPL (minimum) at 3200Hz, 5V, 1mA. (Nominal). Capacitance is 12,000pFD. Sides Sound Port. [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: SMD
from Mallory Sonalert Products, Inc.
Series: Indicators-Electromagnetic Mounting Method: SMT Circuitry: Yes Sound Type: Continuous Freq (Hz): 2400.0 Volt Rating: 4 to 7 DC Typical Loudness (dBa): 86 to 89 @ 10 cm Max Current (mA): 30 mA CUL Approved: No Size: 12 x 12 x 10 mm Weight: 3.0 g Options: For other options contact factory... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Electromagnetic
- Terminations: None
from Transducers USA, Inc.
Transducers USA produces quality audible signal devices at very competitive prices for Original Equipment Manufacturers. Our company manufactures a comprehensive line of audio indicators and transducers in piezo and electro-mechanical varieties, including microphones, speakers, and ultrasonic... [See More]
- Tone: Continuous
- Terminations: Solder Tabs
- Technology: Electro-Mechanical
- Mounting: Surface; Surface Mount
from Mallory Sonalert Products, Inc.
Series: Indicators-Electromagnetic Mounting Method: SMT Circuitry: Yes Sound Type: Continuous Freq (Hz): 2400.0 Volt Rating: 9 to 15 DC Typical Loudness (dBa): 103 to 107 @ 10 cm Max Current (mA): 50 mA @ 12 Vdc CUL Approved: No Size: 12 x 12 x 10 mm Weight: 2.8 g Options: For other options contact... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Electromagnetic
- Terminations: None
from Transducers USA, Inc.
Transducers USA produces quality audible signal devices at very competitive prices for Original Equipment Manufacturers. Our company manufactures a comprehensive line of audio indicators and transducers in piezo and electro-mechanical varieties, including microphones, speakers, and ultrasonic... [See More]
- Tone: Continuous
- Terminations: Solder Tabs
- Technology: Piezoelectric
- Mounting: Surface; Surface Mount
from Mallory Sonalert Products, Inc.
Series: Indicators-Electromagnetic Mounting Method: PC Pins Circuitry: Yes Sound Type: Continuous Freq (Hz): 2300.0 Volt Rating: 1.2 to 2.5 DC Typical Loudness (dBa): 74 to 82 @ 10 cm Max Current (mA): 25 mA @ 1.5 Vdc CUL Approved: No Size: 9 x 5.5 mm Weight: 2.0 g Options: For other options contact... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Electromagnetic
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Electromagnetic Mounting Method: PC Pins Circuitry: Yes Sound Type: Continuous Freq (Hz): 2700.0 Volt Rating: 2 to 4 DC Typical Loudness (dBa): 85 to 88 @ 10 cm Max Current (mA): 30.0 CUL Approved: No Size: 9 x 5.5 mm Weight: 0.8 g Options: For other options contact factory... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Electromagnetic
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Electromagnetic Mounting Method: PC Pins Circuitry: Yes Sound Type: Continuous Freq (Hz): 2300.0 Volt Rating: 7 to 11 DC Typical Loudness (dBa): 85 to 85 @ 10 cm Max Current (mA): 50 mA CUL Approved: No Size: 12 x 7.5 mm Weight: 1.8 g Options: For other options contact factory... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Electromagnetic
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Electromechanical Mounting Method: Flange- Wires Circuitry: Yes Sound Type: Continuous Freq (Hz): 400.0 Volt Rating: 1.5 to 2 DC Typical Loudness (dBa): 62 to 74 @ 1 ft (30 cm) Max Current (mA): 25 mA @ 1.5 Vdc CUL Approved: No Size: 23 x 16 x 16 mm Weight: 8 g Options: For other... [See More]
- Tone: Continuous
- Mounting: Flange- Wires
- RoHS Compliant: Yes
- Diameter / Length: 23
from Mallory Sonalert Products, Inc.
Series: Indicators-Electromechanical Mounting Method: Flange- Wires Circuitry: Yes Sound Type: Continuous Freq (Hz): 425.0 Volt Rating: 4 to 8 DC Typical Loudness (dBa): 92 to 98 @ 1 ft (30 cm) Max Current (mA): 40 mA @ 6 Vdc CUL Approved: No Size: 26 x 26 x 20 mm Weight: 15 g Options: For other... [See More]
- Tone: Continuous
- Mounting: Flange- Wires
- RoHS Compliant: Yes
- Diameter / Length: 26
from Mallory Sonalert Products, Inc.
Series: Indicators-Electromechanical Mounting Method: Flange- Wires Circuitry: Yes Sound Type: Continuous Freq (Hz): 400.0 Volt Rating: 2 to 4 DC Typical Loudness (dBa): 84 to 89 @ 1 ft (30 cm) Max Current (mA): 30 mA @ 3 Vdc CUL Approved: No Size: 26 x 15 mm Weight: 12 g Options: For other options... [See More]
- Tone: Continuous
- Mounting: Flange- Wires
- RoHS Compliant: Yes
- Diameter / Length: 26
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: SMT Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 3500.0 Volt Rating: 3 to 15 DC Typical Loudness (dBa): 68 to 81 @ 1 ft (30 cm) Max Current (mA): 10 mA @ 12 Vdc CUL: No Size: 14 x 14 x 7.3 mm Weight: 1.4 g... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: None
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 2800.0 Volt Rating: 9 to 12 DC Typical Loudness (dBa): 93 to 94 @ 1 ft (30 cm) Max Current (mA): 50 mA @ 12 Vdc CUL: No Size: 26 x 22 mm Weight: 10 g... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 2800.0 Volt Rating: 9 to 12 DC Typical Loudness (dBa): 93 to 94 @ 1 ft (30 cm) Max Current (mA): 50 mA @ 12 Vdc CUL: No Size: 26 x 22 mm Weight: 10 g... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 2800.0 Volt Rating: 1.5 to 6 DC Typical Loudness (dBa): 88 to 101 @ 1 ft (30 cm) Max Current (mA): 130 mA @ 6 Vdc CUL: No Size: 26 x 22 mm Weight: 10 g... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 2500.0 Volt Rating: 3 to 20 DC Typical Loudness (dBa): 80 to 100 @ 1 ft (30 cm) Max Current (mA): 20 mA @ 12 Vdc CUL: No Size: 23 x 18 mm Weight: 3.8 g... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 3100.0 Volt Rating: 3 to 20 DC Typical Loudness (dBa): 75 to 95 @ 1 ft (30 cm) Max Current (mA): 25 mA CUL: No Size: 24 x 17.5 mm Weight: 10 g Options: For... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: Direct Mount- Wires Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 3500.0 Volt Rating: 2 to 6 DC Typical Loudness (dBa): 96 to 103 @ 1 ft (30 cm) Max Current (mA): 30 mA CUL: No Size: 23 x 14 mm Weight: 3.5 g... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Mounting: Direct Mount- Wires
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 3500.0 Volt Rating: 2 to 6 DC Typical Loudness (dBa): 96 to 103 @ 1 ft (30 cm) Max Current (mA): 30 mA CUL: No Size: 23 x 14 mm Weight: 3.5 g Options: For... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 3500.0 Volt Rating: 3 to 20 DC Typical Loudness (dBa): 75 to 90 @ 1 ft (30 cm) Max Current (mA): 16 mA CUL: No Size: 23 x 14 mm Weight: 3.5 g Options: For... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 3500.0 Volt Rating: 3 to 20 DC Typical Loudness (dBa): 75 to 90 @ 1 ft (30 cm) Max Current (mA): 16 mA CUL: No Size: 23 x 14 mm Weight: 3.5 g Options: For... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 3900.0 Volt Rating: 2 to 5 DC Typical Loudness (dBa): 80 to 90 @ 1 ft (30 cm) Max Current (mA): 10 mA CUL: No Size: 23 x 11 mm Weight: 3.5 g Options: For... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 3900.0 Volt Rating: 2 to 5 DC Typical Loudness (dBa): 80 to 90 @ 1 ft (30 cm) Max Current (mA): 10 mA CUL: No Size: 23 x 11 mm Weight: 3.5 g Options: For... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 3800.0 Volt Rating: 3 to 20 DC Typical Loudness (dBa): 77 to 89 @ 1 ft (30 cm) Max Current (mA): 16 mA CUL: No Size: 23 x 11 mm Weight: 3.5 g Options: For... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 3900.0 Volt Rating: 5 to 16 DC Typical Loudness (dBa): 86 to 98 @ 1 ft (30 cm) Max Current (mA): 14 mA CUL: No Size: 23 x 11 mm Weight: 3.5 g Options: For... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins
from Mallory Sonalert Products, Inc.
Series: Indicators-Piezo Mounting Method: PC Pins Circuitry: Yes Tech Type: Piezo Sound Type: Continuous Attribute 6 name: Freq (Hz) Freq (Hz): 4100.0 Volt Rating: 3 to 5 DC Typical Loudness (dBa): 73 to 77 @ 1 ft (30 cm) Max Current (mA): 5 mA @ 5Vpp CUL: No Size: 12 x 5.5 mm Weight: 0.8 g Options:... [See More]
- Tone: Continuous
- RoHS Compliant: Yes
- Technology: Piezoelectric
- Terminations: PCPins