Hand-cranked Siren 420mm x 770mm (including mounting frame)
Cast aluminium siren designed as a back-up alarm when there is a power failure or for applications where no electricity is available.
Siren sits on mounting fram, steadied with the operator’s foot, whilst the drive-handle is being cranked.
Handle on top of the siren can be adjusted to alter the sound as needed.
Simple, maintenance free siren with a sealed gearbox.