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

5V 2-Channel Relay interface board, and each one needs 15-20mA Driver Current Equiped with high-current relay, AC250V 10A ; DC30V 10A Standard

Arduino Relay

RELAY MODULE – diymore

This relay module is 5V active low. Relay output maximum contact is AC250V 10A and DC30V 10A. Standard interface can be directly connected with

ELEGOO 4 Channel DC 5V Relay Module with Optocoupler Compatible with Arduino UNO R3 MEGA 2560 DSP ARM PIC AVR STM32

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

1 Channel Relay Module Interface Board Shield for Arduino 5V Low Level Trigger One PIC AVR DSP ARM MCU DC AC 220V - Yahoo Shopping

4 Channel 5V Relay Shield Module

Holiday Giveaway thread - Social - Home Assistant Community

SunFounder 5V 8 Channel Relay Shield Module for Arduino R3 2560 1280 Arm Pic AVR 8C-5V

SunFounder MEGA Board Compatible with Arduino IDE ATMEGA2560 ATmega16A – TechMaster

2pcs 8 Channel DC 5V Relay Module with Optocoupler for R3 Mega 2560 1280 DSP Arm 16077

SunFounder 5V 8 Channel Relay Shield Module for Arduino R3 2560 1280 Arm Pic AVR 8C-5V

GPIO relay signal cross turns to all relays staying on after Darlington added - Raspberry Pi Stack Exchange

Waterproof keypad that works* - Projects & Stories - SmartThings Community