
- Manufacturer
- MFR.Part #
- PK-21A31PQ
- JLCPCB Part #
- C6147658
- Package
- Plugin,D=24mm
- Description
- -20℃~+70℃ 12V 14.2mm 18mA 24mm 3V~24V 3kHz 85dB Active Buzzer (Built-in Driving Circuit) Piezoelectric Through-hole type Plugin,D=24mm Buzzers ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- Wave Soldering
- PCBA Type
- Economic and Standard
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
| Attributes | Value | |
|---|---|---|
| Category | Audio Products / Vibration Motors/Buzzers | |
| Manufacturer | Mallory Sonalert Products Inc | |
| Package | Plugin,D=24mm | |
| Operating Temperature | -20℃~+70℃ | |
| Voltage Rating | 12V | |
| Mounting Type | Through-hole type | |
| Diameter(φD) | 24mm | |
| Sound Pressure Level(SPL) | 85dB | |
| Driver Circuitry | Active Buzzer (Built-in Driving Circuit) | |
| Technology | Piezoelectric | |
| Voltage - Supply | 3V~24V | |
| Frequency | 3kHz | |
| Height | 14.2mm | |
| Current Consumption | 18mA |

* Images are for reference only
PK-21A31PQ
Extended- Manufacturer
- MFR.Part #
- PK-21A31PQ
- JLCPCB Part #
- C6147658
- Package
- Plugin,D=24mm
- Description
- -20℃~+70℃ 12V 14.2mm 18mA 24mm 3V~24V 3kHz 85dB Active Buzzer (Built-in Driving Circuit) Piezoelectric Through-hole type Plugin,D=24mm Buzzers ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- Wave Soldering
- PCBA Type
- Economic and Standard
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

* Images are for reference only
- Manufacturer
- MFR.Part #
- PK-21A31PQ
- JLCPCB Part #
- C6147658
- Package
- Plugin,D=24mm
- Description
- -20℃~+70℃ 12V 14.2mm 18mA 24mm 3V~24V 3kHz 85dB Active Buzzer (Built-in Driving Circuit) Piezoelectric Through-hole type Plugin,D=24mm Buzzers ROHS
- EasyEDA Libraries
- ECCN
- EAR99
- Datasheet
- Source
- JLCPCB
- Assembly Type
- Wave Soldering
- PCBA Type
- Economic and Standard
Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.
PK-21A31PQ Specifications
PK-21A31PQ technical specifications, attributes, and parameters.
| Attributes | Value | |
|---|---|---|
| Category | Audio Products / Vibration Motors/Buzzers | |
| Manufacturer | Mallory Sonalert Products Inc | |
| Package | Plugin,D=24mm | |
| Operating Temperature | -20℃~+70℃ | |
| Voltage Rating | 12V | |
| Mounting Type | Through-hole type | |
| Diameter(φD) | 24mm | |
| Sound Pressure Level(SPL) | 85dB | |
| Driver Circuitry | Active Buzzer (Built-in Driving Circuit) | |
| Technology | Piezoelectric | |
| Voltage - Supply | 3V~24V | |
| Frequency | 3kHz | |
| Height | 14.2mm | |
| Current Consumption | 18mA |
PCB Assembly Tips
From components to fully assembled PCBs. JLCPCB supports PCB assembly for the PK-21A31PQ. Sign up to receive and start your assembly today →
- 1
Step 1 - Pre-order the parts you need from JLCPCB.
- 2
Step 2 - Place a PCBA order to have those parts assembled onto your boards.
- 3
Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

PK-21A31PQ Documents
PK-21A31PQ datasheets or manufacturer documentation.
Datasheet: PK-21A31PQ Datasheet (PDF)
PK-21A31PQ Schematic Symbol & PCB Footprint
The PK-21A31PQ schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.