5V/12V/24V 8 Channel Optocoupler Relay Module Board with High/Low and Trigger Power Indicator Light(24V): Amazon.com: Industrial & Scientific
Keenso 2 Channel Relay Module with Optocoupler Low Level Trigger Expansion Board for Arduino 5V / 12V / 24V (12V) : Amazon.de: Business, Industry & Science
ZYAMY 2 Channel 12V Red Board Relay Module with Optocoupler Isolation Supports High and Low Level Trigger for SCM Household Appliance Control: Amazon.com: Industrial & Scientific
5.6 × 2 × 0.7 inch 8 Channel Optocoupler Relay Module Board High Low Trigger 5V/12V/24V to choose from(12V) : Amazon.de: DIY & Tools
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 8 Channel Optocoupler Relay Module Board with High/Low and Trigger Power Indicator Light(24V): Amazon.com: Industrial & Scientific
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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
Relay Module, 2 Channel Relay Module with Optocoupler Isolation High and Low Level Trigger for Arduino 5V/12V/24V(5V) : Amazon.co.uk: Business, Industry & Science
Relay Board, Relay Module 4 Channel with Optocoupler Low Level Trigger Expansion Board for 5V/12V/24V(12V): 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
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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
Relay Board, Keenso Relay Module 4 Channel with Optocoupler Low Level Trigger Expansion Board for Arduino 5V/12V/24V(12V) : Amazon.ca: 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: 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: Icstation 24V to 5V 8 Channel PLC-PNP Signal Converter, Optocoupler Isolation Board, Voltage Level Converter Module : Electronics
5V/12V/24V Relay Module,1 Channel Optocoupler Relay Module Board High & Low Trigger (5V): 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
Amazon.co.jp: ANMBEST 5pcs 5V Relay Module and Opto Coupler High or Low Level Trigger Expansion Board for Raspberry Pi Arduino (5V 1 Channel) : Industrial & Scientific
Amazon.com: Icstation 24V to 5V 8 Channel PLC-PNP Signal Converter, Optocoupler Isolation Board, Voltage Level Converter Module : Electronics
Amazon.com: HiLetgo 12V 4 Channel Relay Module with OPTO-Isolated Support High and Low Level Trigger : Industrial & Scientific
DC 5V 12V 24V 30A High Power 1-Channel Relay Module with Optocoupler H/L Level Triger (12V): Amazon.com: Industrial & Scientific
