For Arduino 4-Ch H/L Level Triger Relay Module Dc 12V 4-Channel With Optocoup pk
6,13 €
4-Channel With Optocoupler H/L Level Triger Dc 12V 4-Ch Relay Module For Arduino. the module uses genuine quality relay, normally open interfaces Maximum load: AC 250V/10A, DC 30V/10A. NO1.2.3.4: normally open relay interface.
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