ESP32 2 Channel 5V Relay Module 4M Byte Flash Large Capacity Programmable Relay Board for Secondary Development Learning: Amazon.com: Industrial & Scientific
Amazon.com: ACEIRMC 5V 16-Channel Relay Interface Board Module Optocoupler LED LM2576 Power for Arduino DIY Kit PiC ARM AVR (1pcs) : Electronics
Amazon.com : UCTRONICS DC 12V Time Delay Relay Module for Smart Home, Tachograph, GPS, PLC Control, Industrial Control, Electronic Experiment, Arduino Robot : Electronics
Amazon.com: SunFounder 2 Channel DC 5V Relay Module with Optocoupler Low Level Trigger Expansion Board Compatible with Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Raspberry Pi : Electronics
Amazon.com: Oiyagai 5pcs 5V 1 Channel Relay Module High Level Trigger Relay Board for Arduino ARM PIC AVR MCU with LED Indicator Light : 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: 8 Channel I2C Interface Bus Solid State Relay Module for Arduino Raspberry PI and All Mic, AC Voltage Frequency Range 50…60Hz, AC Controlling Voltage Range 100…240VAC Long Life Quite Relay :
Amazon.com: 2 placas de relé de 10 A/250 V – entradas opto-aisladas 3 – 24 V para Arduino, etc. : Electrónica
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: SainSmart 5V 2-Channel Solid State Relay Board for Arduino Uno Duemilanove Mega2560 Mega1280 Arm Dsp Pic : Everything Else
Amazon.com: Xiuxin 2pcs 5V 8 Channel Relay Module Board for Arduino PIC AVR DSP ARM : Electronics
Amazon.com: Electronics-Salon 2 DPDT Signal Relay Module Board, DC 12V Version, for Arduino Raspberry-Pi 8051 PIC. : Electronics
Amazon.com: Onyehn 2pcs 8 Channel DC 5V Relay Module with Optocoupler for arduino UNO R3 MEGA 2560 1280 PIC AVR DSP ARM STM32 Raspberry Pi : Electronics
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
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: JBtek 8 Channel DC 5V Relay Module for Arduino Raspberry Pi DSP AVR PIC ARM : Electronics
Amazon.com: JBtek 4 Channel DC 5V Relay Module for Arduino Raspberry Pi DSP AVR PIC ARM : 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: AC100V-250V 30A High Power 2-Channel Relay High Current DC5V High-Low Level Trigger Switch Module for Arduino : Electronics
Diitao 7PCS DC 3V 1 Channel Optocoupler Relay 3V 3.3V High Level Driver Module Isolated Drive Control Board for ESP8266 Based Board…: Amazon.com: Industrial & Scientific
Amazon.com: SunFounder Relay Module Compatible with Arduino and Raspberry Pi 5V DC Trigger by HIGHLO (HIGH Trigger) : Electronics
Amazon.com : UCTRONICS DC 12V Time Delay Relay Module for Smart Home, Tachograph, GPS, PLC Control, Industrial Control, Electronic Experiment, Arduino Robot : Electronics
Amazon.com: JBtek 4 Channel DC 5V Relay Module for Arduino Raspberry Pi DSP AVR PIC ARM : Electronics
