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Electronics-Salon 2 DPDT Signal Relay Module Board, DC 12V Version, for Arduino Raspberry-Pi 8051 PIC.: Amazon.com: Industrial & Scientific
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Amazon.com: DZS Elec 8 Channel 5V Relay Module Driver Module with Indicator Light ( No Optical Coupler ) SCM Control Board for Raspberry Pi/DSP/AVR/51/ PIC/ARM Black Board : Electronics
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ANMBEST 10PCS 5V Relay Module with Optocoupler High or Low Level Trigger Expansion Board for Raspberry Pi Arduino: Amazon.com: Industrial & Scientific
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Geekstory 5PCS 2 Channel 5V Relay Module 10A with Optocoupler Low Level Trigger Expansion Board for Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP Electronic STM32 Raspberry Pi - - Amazon.com
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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
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Amazon.com: HiLetgo 2pcs 5V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger : Industrial & Scientific
OLatus 12V Single Channel Relay Board Module For Arduino | Raspberry Pi | Avr | Pic | 8051 : Amazon.in: Industrial & Scientific
