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5 Stück 1 Kanal Relais Modul mit Optokoppler, 1-Way Relaismodul, 5V/12V/24V High und Low Trigger Erweiterungsplatine mit LED-Warnlampe, Relaismodul Bord Schild Relay-Module für Arduino (12V) : Amazon.de: Elektronik & Foto
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Amazon.com: HiLetgo 12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module for Arduino : Industrial & Scientific
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