Hand-Operated Stand Siren – 120 dB

The device can be conveniently operated by a single person without the need for any power source.
By turning the crank, a loud howling tone is generated, with the volume increasing as the rotation speed rises.
For transport, the siren housing can be fully unscrewed and re-mounted hanging in the frame.
The shaft is equipped with ball bearings and designed for long-term use.

Product Specifications:
- Sound level: 120 dB(A) ± 2
- Frequency: 600 Hz ± 20 (depending on rotation speed)
- Dimensions: 380 mm x 330 mm x 755 mm (Length x Width x Height)
- Siren diameter: 212 mm