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Handy and compact PCB with 5A, 10A relays at 12V and/or 24VDC.
Security relay module 10A 30VDC relay output 12VDC
Fire alarm board 10A 30VDC relay output Control terminal trigger NO/NC jumper 12V-24V DC
5 amp relays module with timer delay Two relays output 12/24 VDC SMR-D003
