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5V 4 Channel Solid State Relay
via Sunfounder
Save 50%
Original Price
$26.42
Current Price
$13.21
SKU SU-5V4CHANNELSOLIDSTATERE
Input part
DC +: connected to positive power source (supply power according to the relay voltage)
DC -: connected to negative power source
CH1: 1-channel relay module signal triggering end (effective at low level)
CH2: 2-channel relay module signal triggering end (effective at low level)
CH3: 3-channel relay module signal triggering end (effective at low level)
CH4: 4-channel relay module signal triggering end (effective at low level)
