DC5-24V 2A selbstsicherndes Bistab Umkehrpolaritätsschalter Controller Relaismodul
ab 3,31 €
This is a bistable (self-locking) Reverse polarity relay module,Trigger once, Output reverse polarity (and holds);Trigger again,the output=input (and holds). Power-on, the output=input, press the trigger button, Reverse polarity output, press again, the output=input, the third press, Reverse polarity output, and so on.
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