Indoor siren with emergency power supply

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



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