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Relay Board, Relay Module 4 Channel with Optocoupler Low Level Trigger Expansion Board for 5V/12V/24V(12V): Amazon.com: Industrial & Scientific
Amazon.com: 5 PCS Optocoupler Isolation Board, Icstation DC 12V Optocoupler Isolation Module EL817 1 Channel Opto PNP NPN Signal Converter, Isolator High-Level Trigger 80KHz : Electronics
5V/12V/24V Relay Module,4 Channel Optocoupler Relay Module Board High & Low Trigger (24V) : Amazon.ca: Industrial & Scientific
AEDIKO 4pcs Relay Module DC 12V Relay Board 1 Channel with Optocoupler Isolation Support High or Low Level: Amazon.com: Industrial & Scientific
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
Amazon.com: Icstation 24V to 5V 8 Channel PLC-PNP Signal Converter, Optocoupler Isolation Board, Voltage Level Converter Module : Electronics
Amazon.com: 5 PCS Optocoupler Isolation Board, Icstation DC 12V Optocoupler Isolation Module EL817 1 Channel Opto PNP NPN Signal Converter, Isolator High-Level Trigger 80KHz : Electronics
Amazon.com: Trigger Module, 5V/12V 2 Channel Relay Module with Optocoupler Isolation High&Low Level Trigger Relay Extension Board(5V) : Industrial & Scientific
16-Kanal-Relay-Modul DC 5V mit Optokoppler-Isolierung High/Low-Level-Trigger kompatibel : Amazon.de: Baumarkt
Optokoppler-Isolationsplatte, 12V bis 5V, 4-Kanal-Spannungswandler, isoliertes Modul, SPS-Signalpegelplatine : Amazon.de: Elektronik & Foto
Amazon.com: Icstation 24V to 5V 8 Channel PLC-PNP Signal Converter, Optocoupler Isolation Board, Voltage Level Converter Module : Electronics
5V/12V/24V 8 Channel Optocoupler Relay Module Board with High/Low and Trigger Power Indicator Light(24V): Amazon.com: Industrial & Scientific
1 STÜCK 2 Kanal Relais Modul, 5V/12V/24V Optokoppler Relaismodul Isoliertes Triggermodul mit hohem und niedrigem Pegel (24 V) : Amazon.de: Baumarkt
Amazon.com: HiLetgo 2pcs DC 12V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 12V : Industrial & Scientific
NOYITO 1 Channel Relay Module with Isolated Optocoupler 5V 12V 24V High Low Level Trigger Module Triggered (Pack of 3) (5V, Red): Amazon.com: Industrial & Scientific
NOYITO 4-Channel Relay Module 5V 12V 24V High Low Level Trigger with Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 5V, Red): Amazon.com: Industrial & Scientific
Keenso 8 Kanal Optokoppler Relais Modul, 5V /12V /24V 8 Kanal Relais Board mit Optokoppler Hoch/Niedrig Trigger Erweiterungsplatine (5V) : Amazon.de: Gewerbe, Industrie & Wissenschaft
Amazon.com: R REIFENG 6pcs/lot 1 Channel 12V Relay Module Board Shield with Optocoupler Isolation Support High/Low Level Trigger : Industrial & Scientific
ANMBEST 10PCS 12V Relay Module with Optocoupler High or Low Level Trigger Expansion Board for Raspberry Pi Arduino : Amazon.sg: Industrial & Scientific
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger with Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 5V, Blue): Amazon.com: Industrial & Scientific
5V / 12V / 24V 4-Kanal-Relaismodul £¬ Optokoppler-Relaismodul Board High & Low-Trigger f¨¹r Arduino(12V) : Amazon.de: Gewerbe, Industrie & Wissenschaft
Amazon.com: WMYCONGCONG 5 PCS 12V 2 Channel Relay Module with Optocoupler Expansion Board Compatible with Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Raspberry Pi : Electronics
