4 Channel Relay Board
Quad Channel Relay Board is a simple and convenient way to interface 4 relays for switching application in your project. Features Input supply 12 VDC @ 170 mA  Output four SPDT relay  Relay specification 5 A @ 230 VAC  Trigger level 2 ~ 5 VDC  Berg pins for connecting power and trigger voltage  LED on […]
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