Purchase Qty. Reference FOB Price
1-49 Pieces US$405.00
50-99 Pieces US$365.00
100+ Pieces US$324.00
Product Description
Input section [4 channels]switch input interface; Output section [3 channels]relay output; [1 channel]relay alarm signal; Communication section [3 channels]485 communication interface ,(gather 120 channel alarm signal); [1 channel]inlay IoT interface;