Indoor siren, 1 tone - with flash 104 dB AS271 UTC Fire & Security Aritech

Indoor siren, 1 tone - without flash AS270 UTC Fire & Security Aritech

Illuminated Warning Sign (No text) 24VDC KR24B UTC Fire & Security

I.S. Galvanic barrier specifically designed to drive sounders and beacons for AS372/FA370 series - GBX370 UTC Fire & Security