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Wired DC-AC 3Amp Isolated Solid State Relay Module, SSR in 3-32VDC Out 90-250VAC, for Raspberry-Pi Arduino ESP32 PLC MCU DSP: Amazon.com: Industrial & Scientific
Amazon.com: Waveshare Expansion Board 8 Channel Relay Expansion Board 5V Power Supply Compatible with Raspberry Pi A+/B+/2B/3B/3B+ Control High Voltage Home Appliances : Electronics
Amazon.com: SuziePi 2PCS DC 5V 4 Channel Relay Module Compatible with Arduino R3 MEGA Raspberry Pi with Optocoupler High/Low Level Trigger Expansion Board : Electronics
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Amazon.com: 2 Channel DC Relay Module Serial Port Relay Module RS232 UART Protocol DB9 Interface Remote Control Switch Board TB351 : Industrial & Scientific
Eagles 5pcs 1 Channel 3V Relay Module with Optocoupler for ESP8266 Module,3v Logic Level Boards,Raspberry Pi 3.3v Application: Amazon.com: Industrial & Scientific
Amazon.com: 3v Relay Board for Raspberry Pi Arduino Relay Module 1 Channel Opto-Isolate High Level Trigger for IOT ESP8266 Microcontrollers Development Board : Electronics
8 Channel I2C Interface Relay Module for Arduino, Raspberry PI, Home Assistant YAML, ESP32 3.3V 5.0V 10A Peak LED Indicator for Each Relay Channel Control AC DC Voltage - I2C I/O pin
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Amazon.com: Iot Relay - Enclosed High-Power Power Relay for Arduino, Raspberry Pi, PIC or WiFi, Relay Shield : Electronics
Amazon.com: HiLetgo 2pcs 5V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger : Industrial & Scientific
5v Relay Module 1 Channel Relay Board for Raspberry Pi with Opto-Isolated High or Low Level Trigger 5v 1 Channel Relay Switch for Arduino: Amazon.com: Industrial & Scientific
Amazon.com: SunFounder Relay Module Compatible with Arduino and Raspberry Pi 5V DC Trigger by HIGHLO (HIGH Trigger) : Electronics
Hilitand 8 Channel Relay Module, 12V 8 CH DB9 RS 232 Relay Module Remote Control Switch Smart Home: Amazon.com: Tools & Home Improvement
Amazon.com: 10pcs 12V Relay Module with Optocoupler High or Low Level Trigger Expansion Board for Raspberry Pi Arduino : Electronics
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Amazon.com: Electronics-Salon RPi Power Relay Board Expansion Module for Raspberry Pi A+ 3A+ B+ 2B 3B 3B+ 4B : Industrial & Scientific
1 one Channel Relay Switch Module 5V Low Level Trigger Relay Expansion Board for Arduino UNO R3 DSP ARM PIC AVR STM32 Raspberry Pi 4pcs: Amazon.com: Industrial & Scientific
5v Relay Module 1 Channel Relay Board for Raspberry Pi with Opto-Isolated High or Low Level Trigger 5v 1 Channel Relay Switch for Arduino: Amazon.com: Industrial & Scientific
Treedix 6pcs 1 Channel 12V Relay Module with Optocoupler Isolation Relay Control Board Compatible with Arduino UNO R3 Raspberry Pi DSP AVR PIC ARM: Amazon.com: Industrial & Scientific
