Products Details
| Rated Voltage | 12V |
| Input Type | Standard |
| Operating Mode | Standard |
| Technology | Standard |
| Termination | Standard |
| Output Type | Standard |
| Duration | Standard |
| Material | Standard |
| Mounting Type | Standard |
| Size / Dimension | 12*9.5mm |
| Description | Standard |
| Frequency | Standard |
| Application | Standard |
| Voltage - Rated | Standard |
| Series | Standard |
| Features | Standard |
| Model | SFM-20B |
| Rated voltage | 12V |
| Voltage range | 3-24V |
| Current consumption | 12mA |
| Sound pressure | 87dB |
| Operating temperature | -20~+60℃ |
| Diameter | 23 mm |
| Height | 11 mm |
| Hole distance | 30mm |
| Weight | 4g |

FAQ
1. What is a 23x12mm 12V active piezo buzzer?
A 23x12mm 12V active piezo buzzer is a compact self-driven sound component that produces audible alerts when 12V DC power is applied.
2. How does an active piezo buzzer work?
An active piezo buzzer includes an internal oscillator, so it sounds immediately with DC input and does not need an external driving signal.
3. What voltage does this active piezo buzzer require?
This 12V active piezo buzzer is designed for 12V DC operation in electronic and industrial devices.
4. What applications use a 23x12mm active piezo buzzer?
A 23x12mm active piezo buzzer is commonly used in alarms, control panels, household appliances, meters, and embedded systems.
5. Is the 23x12mm 12V piezo buzzer easy to install?
Yes, the active piezo buzzer is easy to install because it uses a simple two-wire DC connection in many designs.
6. What are the benefits of an active buzzer over a passive buzzer?
An active buzzer offers simpler integration, direct sound output, and faster deployment compared with a passive piezo buzzer.
7. Can this 12V piezo buzzer be used for warning alerts?
Yes, the 12V active piezo buzzer is ideal for warning alerts, fault alarms, and status indication in B2B products.
8. Is the 23x12mm buzzer suitable for OEM projects?
Yes, the 23x12mm active piezo buzzer is well suited for OEM manufacturing, bulk ordering, and custom device assembly.
9. Does the piezo buzzer provide clear audible signaling?
Yes, the piezo buzzer delivers clear audible signaling for notifications, alarms, and system feedback.
10. Why choose a compact 23x12mm buzzer?
A compact 23x12mm buzzer helps save space while still providing reliable 12V audible output for professional equipment.







