How do I add 2 30watt Siren's to a DSC Panel?

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Bell Output is 700mA on the NEO 2023 , and 2 30 Watt siren are around 350mA to 1100ma each. Do I need to add an Extra Power Supply?
 

Mark_M

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Use a relay and power the relay's coil from the 'bell output' connection.
Then wire a second power supply with the relay switched contacts and the sirens.

I suggest a relay with opto-isolation and a back emf diode already soldered.
 
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