5 V 1/2/4/6/8 Kanal Relais Board Modul Arduino Raspberry Pi + Optokoppler
ab 6,61 €
5v 1, 2, 4, 6, 8 channel relay module with optocoupler. Relay Output 1, 2, 4, way relay module for arduino. 6 optocoupler isolation, good anti-jamming. Input IN1, IN2, IN3, IN4, the signal line LOW effective.
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