The SPW-150 siren is used for acoustic signaling of alarm events within a protected facility. The built-in emergency power supply ensures that SPW-150 is able to sound alarms even when it is disconnected from the alarm control panel.
- acoustic alarm: piezoelectric transducer
- tamper protection against opening / detaching from the mounting surface
- emergency power supply with 9V battery
| Protection | |
| Indoor | |