Sonitron 85dB SMD Continuous Internal Buzzer, 21 x 21 9.5mm, 1.5V dc Min, 24V dc Max
- RS Stock No.:
- 245-6455
- Mfr. Part No.:
- SMA-21-S
- Brand:
- Sonitron
View all Piezo Buzzers
117 In stock - FREE next working day delivery available
367 available from Europe for delivery within 1 working day(s).
Price Each
£6.59
(exc. VAT)
£7.91
(inc. VAT)
Units | Per unit |
1 - 9 | £6.59 |
10 - 24 | £6.33 |
25 - 49 | £6.00 |
50 - 99 | £5.67 |
100 + | £5.21 |
- RS Stock No.:
- 245-6455
- Mfr. Part No.:
- SMA-21-S
- Brand:
- Sonitron
- COO (Country of Origin):
- BE
Legislation and Compliance
- COO (Country of Origin):
- BE
Product Details
Square SMT continuous tone buzzers

Specifications
Attribute | Value |
Mounting Type | Surface Mount |
Minimum Supply Voltage | 1.5V dc |
Maximum Supply Voltage | 24V dc |
Sound Level | 85dB |
Drive Type | Internal |
Tone Type | Continuous |
Length | 21mm |
Depth | 21mm |
Height | 9.5mm |
Dimensions | 21 x 21 9.5mm |
Minimum Operating Temperature | -20°C |
Maximum Operating Temperature | +70°C |
Maximum Frequency | 3.795kHz |
Supply Current | 3.8mA |
Minimum Frequency | 2805Hz |