Welcome to Weijie Semiconductor
- Audio Products
- Alarms, Buzzers, and Sirens
Image
Part Number
Manufacturer
Description
Unit Price
In Stock
PFD-20A35EWQ
Mallory Sonalert Products
Manufacturer : Mallory Sonalert Products Inc.
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 24V
Frequency : 3.5kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : -
Sound Pressure Level (SPL) : 95dB @ 12V, 30cm
Current - Supply : 10mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Panel Mount, Flange
Termination : Wire Leads
Size / Dimension : 1.102" Dia (28.00mm)
Height - Seated (Max) : 1.000" (25.40mm)
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 24V
Frequency : 3.5kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : -
Sound Pressure Level (SPL) : 95dB @ 12V, 30cm
Current - Supply : 10mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Panel Mount, Flange
Termination : Wire Leads
Size / Dimension : 1.102" Dia (28.00mm)
Height - Seated (Max) : 1.000" (25.40mm)
0
100 in stock
PFD-21A29WQ
Mallory Sonalert Products
Manufacturer : Mallory Sonalert Products Inc.
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 24V
Frequency : 3kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 85dB @ 12V, 30cm
Current - Supply : 18mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Panel Mount, Flange
Termination : Wire Leads
Size / Dimension : 0.945" Dia (24.00mm)
Height - Seated (Max) : 0.551" (14.00mm)
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 24V
Frequency : 3kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 85dB @ 12V, 30cm
Current - Supply : 18mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Panel Mount, Flange
Termination : Wire Leads
Size / Dimension : 0.945" Dia (24.00mm)
Height - Seated (Max) : 0.551" (14.00mm)
0
100 in stock
PFD-21N30PQ
Mallory Sonalert Products
Manufacturer : Mallory Sonalert Products Inc.
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 30V
Frequency : 3kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 80dB @ 12V, 30cm
Current - Supply : 12mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Through Hole
Termination : PC Pins
Size / Dimension : 0.945" Dia (24.00mm)
Height - Seated (Max) : 0.382" (9.70mm)
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 30V
Frequency : 3kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 80dB @ 12V, 30cm
Current - Supply : 12mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Through Hole
Termination : PC Pins
Size / Dimension : 0.945" Dia (24.00mm)
Height - Seated (Max) : 0.382" (9.70mm)
0
100 in stock
PFD-21N30WQ
Mallory Sonalert Products
Manufacturer : Mallory Sonalert Products Inc.
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 30V
Frequency : 3kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 80dB @ 12V, 30cm
Current - Supply : 12mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Panel Mount, Flange
Termination : Wire Leads
Size / Dimension : 0.945" Dia (24.00mm)
Height - Seated (Max) : 0.382" (9.70mm)
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 30V
Frequency : 3kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 80dB @ 12V, 30cm
Current - Supply : 12mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Panel Mount, Flange
Termination : Wire Leads
Size / Dimension : 0.945" Dia (24.00mm)
Height - Seated (Max) : 0.382" (9.70mm)
0
100 in stock
PFD-27A35ERQ
Mallory Sonalert Products
Manufacturer : Mallory Sonalert Products Inc.
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 24V
Frequency : 3.5kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 95dB @ 12V, 30cm
Current - Supply : 15mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Panel Mount
Termination : Screw Terminal, Quick Connect Tab - 0.189" (4.80mm)
Size / Dimension : 1.437" Dia (36.50mm)
Height - Seated (Max) : 0.933" (23.70mm)
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 24V
Frequency : 3.5kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 95dB @ 12V, 30cm
Current - Supply : 15mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Panel Mount
Termination : Screw Terminal, Quick Connect Tab - 0.189" (4.80mm)
Size / Dimension : 1.437" Dia (36.50mm)
Height - Seated (Max) : 0.933" (23.70mm)
0
100 in stock
PFD-27A35PQ
Mallory Sonalert Products
Manufacturer : Mallory Sonalert Products Inc.
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Transducer, Externally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 24V
Frequency : 3.5kHz
Technology : Piezo (with Feedback)
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 95dB @ 12V, 30cm
Current - Supply : 10mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Through Hole
Termination : PC Pins
Size / Dimension : 1.181" Dia (30.00mm)
Height - Seated (Max) : 0.638" (16.20mm)
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Transducer, Externally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 24V
Frequency : 3.5kHz
Technology : Piezo (with Feedback)
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 95dB @ 12V, 30cm
Current - Supply : 10mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Through Hole
Termination : PC Pins
Size / Dimension : 1.181" Dia (30.00mm)
Height - Seated (Max) : 0.638" (16.20mm)
0
100 in stock
PFD-27N35WQ
Mallory Sonalert Products
Manufacturer : Mallory Sonalert Products Inc.
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 28V
Frequency : 3.5kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 90dB @ 12V, 30cm
Current - Supply : 15mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Panel Mount, Flange
Termination : Wire Leads
Size / Dimension : 1.181" Dia (30.00mm)
Height - Seated (Max) : 0.638" (16.20mm)
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 28V
Frequency : 3.5kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 90dB @ 12V, 30cm
Current - Supply : 15mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Panel Mount, Flange
Termination : Wire Leads
Size / Dimension : 1.181" Dia (30.00mm)
Height - Seated (Max) : 0.638" (16.20mm)
0
100 in stock
PFD-35N29WQ
Mallory Sonalert Products
Manufacturer : Mallory Sonalert Products Inc.
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 28V
Frequency : 2.9kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 90dB @ 12V, 30cm
Current - Supply : 8mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Panel Mount, Flange
Termination : Wire Leads
Size / Dimension : 1.654" Dia (42.00mm)
Height - Seated (Max) : 0.638" (16.20mm)
Packaging : Bulk
Series : PFD
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 28V
Frequency : 2.9kHz
Technology : Piezo
Operating Mode : Pin Selectable
Duration : 3 PPS
Sound Pressure Level (SPL) : 90dB @ 12V, 30cm
Current - Supply : 8mA
Port Location : Top
Operating Temperature : -20°C ~ 70°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Panel Mount, Flange
Termination : Wire Leads
Size / Dimension : 1.654" Dia (42.00mm)
Height - Seated (Max) : 0.638" (16.20mm)
0
100 in stock
PK-11N40PQ
Mallory Sonalert Products
Manufacturer : Mallory Sonalert Products Inc.
Packaging : Bulk
Series : PK
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 5V
Voltage Range : 3 ~ 5V
Frequency : 4.1kHz
Technology : Piezo
Operating Mode : Single Tone
Duration : -
Sound Pressure Level (SPL) : 80dB @ 5V, 10cm
Current - Supply : 5mA
Port Location : Top
Operating Temperature : -20°C ~ 100°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Through Hole
Termination : PC Pins
Size / Dimension : 0.472" Dia (12.00mm)
Height - Seated (Max) : 0.217" (5.50mm)
Packaging : Bulk
Series : PK
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 5V
Voltage Range : 3 ~ 5V
Frequency : 4.1kHz
Technology : Piezo
Operating Mode : Single Tone
Duration : -
Sound Pressure Level (SPL) : 80dB @ 5V, 10cm
Current - Supply : 5mA
Port Location : Top
Operating Temperature : -20°C ~ 100°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Through Hole
Termination : PC Pins
Size / Dimension : 0.472" Dia (12.00mm)
Height - Seated (Max) : 0.217" (5.50mm)
0
1037 in stock
PK-11N40PQ
Mallory Sonalert Products
Manufacturer : Mallory Sonalert Products Inc.
Packaging : Bulk
Series : PK
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 5V
Voltage Range : 3 ~ 5V
Frequency : 4.1kHz
Technology : Piezo
Operating Mode : Single Tone
Duration : -
Sound Pressure Level (SPL) : 80dB @ 5V, 10cm
Current - Supply : 5mA
Port Location : Top
Operating Temperature : -20°C ~ 100°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Through Hole
Termination : PC Pins
Size / Dimension : 0.472" Dia (12.00mm)
Height - Seated (Max) : 0.217" (5.50mm)
Packaging : Bulk
Series : PK
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 5V
Voltage Range : 3 ~ 5V
Frequency : 4.1kHz
Technology : Piezo
Operating Mode : Single Tone
Duration : -
Sound Pressure Level (SPL) : 80dB @ 5V, 10cm
Current - Supply : 5mA
Port Location : Top
Operating Temperature : -20°C ~ 100°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Through Hole
Termination : PC Pins
Size / Dimension : 0.472" Dia (12.00mm)
Height - Seated (Max) : 0.217" (5.50mm)
0
1037 in stock
PK-12N40PEDBQ
Mallory Sonalert Products
Manufacturer : Mallory Sonalert Products Inc.
Packaging : Bulk
Series : PK
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 15V
Frequency : 4.1kHz
Technology : Piezo
Operating Mode : Single Tone, Visual Indicator
Duration : -
Sound Pressure Level (SPL) : 83dB @ 12V, 10cm
Current - Supply : 12mA
Port Location : Top
Operating Temperature : -20°C ~ 100°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Through Hole
Termination : PC Pins
Size / Dimension : 0.543" Dia (13.80mm)
Height - Seated (Max) : 0.303" (7.70mm)
Packaging : Bulk
Series : PK
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 15V
Frequency : 4.1kHz
Technology : Piezo
Operating Mode : Single Tone, Visual Indicator
Duration : -
Sound Pressure Level (SPL) : 83dB @ 12V, 10cm
Current - Supply : 12mA
Port Location : Top
Operating Temperature : -20°C ~ 100°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Through Hole
Termination : PC Pins
Size / Dimension : 0.543" Dia (13.80mm)
Height - Seated (Max) : 0.303" (7.70mm)
0
12 in stock
PK-12N40PEDGQ
Mallory Sonalert Products
Manufacturer : Mallory Sonalert Products Inc.
Packaging : Bulk
Series : PK
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 15V
Frequency : 4.1kHz
Technology : Piezo
Operating Mode : Single Tone, Visual Indicator
Duration : -
Sound Pressure Level (SPL) : 83dB @ 12V, 10cm
Current - Supply : 12mA
Port Location : Top
Operating Temperature : -20°C ~ 100°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Through Hole
Termination : PC Pins
Size / Dimension : 0.543" Dia (13.80mm)
Height - Seated (Max) : 0.303" (7.70mm)
Packaging : Bulk
Series : PK
Part Status : Active
Driver Circuitry : Indicator, Internally Driven
Input Type : DC
Voltage - Rated : 12V
Voltage Range : 3 ~ 15V
Frequency : 4.1kHz
Technology : Piezo
Operating Mode : Single Tone, Visual Indicator
Duration : -
Sound Pressure Level (SPL) : 83dB @ 12V, 10cm
Current - Supply : 12mA
Port Location : Top
Operating Temperature : -20°C ~ 100°C
Approvals : -
Ratings : -
Ingress Protection : -
Mounting Type : Through Hole
Termination : PC Pins
Size / Dimension : 0.543" Dia (13.80mm)
Height - Seated (Max) : 0.303" (7.70mm)
0
3 in stock
New Original Stock
Competitive Prices
One-stop
Customer Service
Contact Weijie
- sales@ynnelec.com
- jay@ynnelec.com
- 1132 Nanguang Jiejia Building, No. 3037 Shennan Middle Road, Futian District, Shenzhen
Customer service
Copyright © 2026 Ynnelec. All rights reserved.
webdesign www.wzdzkf.com
Powered by www.wzdzkf.com