Products Details
| Type | Buzzer |
| Voltage | / |
| Mounting Type | / |
| Configuration | / |
| Package / Case | standard |
| Description | / |
| Application | Pressure Sensor |
| Series | / |
| Features | / |
| Size / Dimension | / |
| Current | / |
| Voltage - Isolation | / |
| Cross Reference | / |
| Type | Module |
| Model | SFM-42-I |
| Brand | Original |
| size | 42*16 mm |
| Packing | Original Packing |
| Lead Time | 1-2 Days |
| MOQ | 10pcs |
| Quality | High-quality |
| Shipping by | DHL\UPS\Fedex\EMS\HK Post |
| Payment | Paypal\TT\Western Union\Trade Assurance |

FAQ
1. What is a 42x16mm wired active piezo alarm buzzer?
It is a compact wired active piezo alarm buzzer designed to produce sound when powered, making it ideal for alarm and warning applications.
2. How does an active piezo buzzer work?
An active piezo buzzer includes a built-in oscillator, so it sounds immediately when connected to power without requiring an external driver.
3. What are the main uses of this piezo alarm buzzer?
This wired active buzzer is commonly used in alarms, control panels, industrial equipment, security devices, and electronic warning systems.
4. Is the 42x16mm buzzer easy to install?
Yes, the wired active piezo alarm buzzer is easy to integrate into OEM products and custom electronic assemblies.
5. Why choose a wired active buzzer for equipment alerts?
A wired active buzzer offers simple connection, reliable operation, and clear audible signaling for equipment alerts and notifications.
6. Can this alarm buzzer be used in compact devices?
Yes, the 42x16mm size makes this active piezo alarm buzzer suitable for space-limited and compact electronic products.
7. Is this piezo buzzer suitable for industrial applications?
Yes, the wired active piezo alarm buzzer is a practical choice for industrial alarms, machine warnings, and control systems.
8. What are the benefits of a piezo alarm buzzer?
A piezo alarm buzzer provides efficient sound output, stable performance, and a compact design for reliable alerting.
9. Does this buzzer support OEM customization?
Yes, the 42x16mm wired active piezo alarm buzzer is suitable for OEM integration and product customization projects.







