School Buzzer 3-20V 90dB with Wire
R76.90 incl. VAT
Piezo buzzer for 3-20 V DC with leads, 90 dB, for school projects and alarms.
Description
A small buzzer that runs on 3 to 20 V DC at about 10 mA and sounds at 90 dB. Supplied with wire leads for easy connection to batteries and circuits.
Observe polarity: red lead to positive. Loud enough for a door or gate alert inside a house. Mount with double-sided tape or screws.
Used for:
- School electronics and science projects
- Simple alarms and door buzzers
- Battery and circuit testing
- Gate and door alerts
- Model railways and hobby builds
Not for mains voltage.
Sold each.
Additional information
| Brand | KonstruktIt |
|---|---|
| Product type | Buzzer |
| Voltage | 3-20 V DC |
| Current | 10 mA |
| Sound level | 90 dB |
| Unit of sale | Each |
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