Teho-Ulvo D Siren Series
Teho-Ulvo series contains electronic outdoor warning sirens, created by the Finnish company Elektro-Arola Oy in 1991. The alarms from the high-power speakers are achieved using a computer-optimized program. Teho-Ulvo D consists of two parts: central unit with control and amplifier electronics and horn speaker set normally installed with a mast pipe.
|D2400||24 or 32|