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Amazon.com: JBtek 8 Channel DC 5V Relay Module for Arduino Raspberry Pi DSP AVR PIC ARM : Electronics
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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
Tanbupu Relay Module 12VDC 2 Channel Relay Switch Board with OPTO-Isolated High Or Low Level Trigger Board for Arduino X-002-2-12VDC: Amazon.com: Industrial & Scientific
Amazon.com: Tolako 5v Relay Module 5V Indicator Light LED 1 Channel Relay Module for Arduino ARM PIC AVR MCU : Industrial & Scientific
Amazon.com: DIYables 3pcs Relay Module for Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger : Electronics
Onyehn 1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for Arduino (Pack of 8): Amazon.com: Industrial & Scientific
![Amazon.com: [2-Pack] DC 5V Relay Module 2-Channel Relay Switch with Optocoupler Isolation High/Low Level Trigger : Industrial & Scientific](https://m.media-amazon.com/images/I/71NNkhe7-5L._AC_UF894,1000_QL80_.jpg "Amazon.com: [2-Pack] DC 5V Relay Module 2-Channel Relay Switch with Optocoupler Isolation High/Low Level Trigger : Industrial & Scientific")
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Amazon.com: SainSmart 2-Channel Relay Module : Automotive
Amazon.com: DAOKI 5 PCS 5v Relay Module for Arduino ARM PIC AVR MCU 5V Indicator Light LED 1 Channel Relay Module Works with Official Arduino Boards : Industrial & Scientific
Amazon.com: JBtek 8 Channel DC 5V Relay Module for Arduino Raspberry Pi DSP AVR PIC ARM : Electronics
1 Channel Relay Shield Module, 10PCS DC 5V Indicator Light LED Module for Arduino R3 MEGA 2560 1280 ARM PIC AVR STM32 Raspberry Pi MCU DSP Official Boards Shield (10PCS): Amazon.com: Industrial
Amazon.com: HiLetgo 5V 4 Channel Relay Shield for UNO R3 Relay Shield Four Channel Relay Shield for UNO R3 : Automotive
Amazon.com: Tolako 5v Relay Module 5V Indicator Light LED 1 Channel Relay Module for Arduino ARM PIC AVR MCU : Industrial & Scientific
Amazon.com: ACEIRMC 5V 16-Channel Relay Interface Board Module Optocoupler LED LM2576 Power for Arduino DIY Kit PiC ARM AVR : Electronics
Amazon.com: JBtek 4 Channel DC 5V Relay Module for Arduino Raspberry Pi DSP AVR PIC ARM : Electronics
1 Channel Relay Module Interface Board Shield for Arduino 5V Low Level Trigger One PIC AVR DSP ARM MCU DC AC 220V: Amazon.com: Industrial & Scientific
Amazon.com: Xiuxin 2pcs 5V 8 Channel Relay Module Board for Arduino PIC AVR DSP ARM : Electronics
Amazon.com: ACEIRMC 10pcs 12v Relay Board for Raspberry Arduino Relay Module 1 Channel Opto-Isolated High or Low Level Trigger (12V) : Industrial & Scientific
