16ch 12V RS232 Serial Port DB9 Relay Board UART LED Motor Smart Switch Module
32,74 €
1 pcs R223C16DC 12V 16 Channel RS232 Relay Board. 6:Output indication : relay output with LED indicators,easy to see working status of the relay;. 2: Standby current (all relays closed) 18MA, 1 relay open 46MA, 2 relays open 73MA, 3 relays open 100MA,4 relays open 126MA,5 relays open 153MA,6 relays open 179MA, 7 relays open 204MA,8 relays open 230MA….
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