YASONG SLA-900MX 130dB RS-485 Modbus Alarm Siren, 150W, 12 Tones, IP65, USB Upload, LED Strobe collection-wireless-sensor-alarms 7-color cycling warning light for

7-color cycling warning light for multi-color visual signaling

and install the unit according to the wiring type selected

When power fails

Cold-rolled steel body for durable fixed installation

YASONG SLA-900MX 130dB RS-485 Modbus Alarm Siren, 150W, 12 Tones, IP65, USB Upload, LED Strobe collection-wireless-sensor-alarms 7-color cycling warning light forThe YASONG SLA 900MX RS 485 loud alarm siren combines a 150W high power horn with a LED strobe warning light for factories, industrial sites, large outdoor areas and emergency warning systems. This model is triggered by RS 485 communication protocol and supports Modbus RTU with a default baud rate of 9600. Users can send commands through control software to activate the alarm and adjust volume or tone. 150W high power siren for wide area warning