1/2/5/10 STCK. 5 V 2 Kanal RS232 serielle Steuerung Relais Schalter Platine SCM PC Relais
ab 7,34 €
With capacitor filter circuit, with improved stability. Onboard 2 relay (which can be accessed extended 2-way relay module). Each relay has a LED indicator, LCD lights relay absorption. Simple to operate, most serial instruction are single byte instruction.
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