Sound announciator is an important and simple tool for communication on ships. An alarm can send out special signal in time to indicate the occurrence of certain abnormal phenomenon, at the same time, it is also used as marine telephone, communication device, command alarm and other electrical appliances on ships.
Suitable environmental temperature: -25℃~+55℃
It can reliably work when the power voltage ranges within ±15% for DC current, +6%~-10% for AC current of its rated voltage, and its sound intensity will not lower than the value stipulated.
The protection class IP56
Cable outside diameterΦ14-Φ16