🔔 Make your alerts impossible to ignore with Stemedu’s high-decibel buzzers!
The Stemedu 6PCS Active Buzzer SFM-20B is a compact, high-decibel piezoelectric alarm designed for professional and DIY electronics. Operating across a wide 3-24V range, it emits a sharp 95dB continuous beep at 3300±500Hz frequency. With easy installation features and robust temperature tolerance, it’s ideal for computers, automotive electronics, alarms, and more—ensuring your projects never go unheard.
| Brand | Stemedu |
| Colour | Black |
| Power Source | dc |
| Compatible Devices | Personal Computer |
| Item dimensions L x W x H | 35 x 23 x 12 Millimeters |
| Connectivity Technology | Wired |
| Installation Type | professional hard-wired |
| Alert Type | Audio Only |
| Voltage | 24 Volts |
| Control Method | Remote |
| Noise Level | 95 dB |
| Net Quantity | 6 Count |
| Manufacturer | Stemedu |
| Item model number | ST3486AX6 |
| Product Dimensions | 3.5 x 2.3 x 1.2 cm; 18 g |
| ASIN | B0BFHBXKND |
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