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
ANMBEST Relay Module with Optocoupler High/Low Level Trigger for Arduino (3, 3V Relay 1 Channel): Amazon.com: Industrial & Scientific
Amazon.com: Trigger Module, 5V/12V 2 Channel Relay Module with Optocoupler Isolation High&Low Level Trigger Relay Extension Board(5V) : Industrial & Scientific
Relay Module, DC 12V 10A 250VAC/10A 30VDC Single Channel Bistable Circuit Trigger Switch Relay Control Module Designed with Screw Terminals Convenient to Wire: Amazon.com: Industrial & Scientific
NOYITO 4 Channel Relay Module High Low Level Trigger with Optocoupler Isolation Load DC 30V AC 250V 10A for PLC Automation Equipment Control (4-Channel 12V): Amazon.com: Industrial & Scientific
XINGYHENG STC-1000 DC 12V 10A Microcomputer Digital Display Temperature Controller Thermostat Control Switch 2 Relay Output and NTC 10K Thermistor Sensors Digital Temperature Probe (12V): Amazon.com: Industrial & Scientific
Relay 12V, DC 12V Single Channel Relay Module RF Wireless Switch Receiver + Remote Control Transmitter Relais Module
Amazon.com: Kigauru Relay 10Pcs 10A General Purpose Relay LY2NJ with LED lamp 8 pins dpdt Relais 12v 24v 36v 110v 220v 380v (Size : DC 12V) : Industrial & Scientific
ZYAMY 2 Channel 12V Red Board Relay Module with Optocoupler Isolation Supports High and Low Level Trigger for SCM Household Appliance Control: Amazon.com: Industrial & Scientific
Self Locking Switch High Level Trigger Relay Module One Button Start Stop( 12V) - - Amazon.com
ALMOCN 6Pcs DC 12V 1 Channel Relay Module With Optocoupler Isolation Support High or Low Level Trigger - - Amazon.com
Relay 12V, DC 12V Single Channel Relay Module RF Wireless Switch Receiver + Remote Control Transmitter Relais Module
MHCOZY WiFi Wireless Smart Switch Relay Module for Smart Home 5V 5V/12V，Ba Applied to Access Control, Turn on PC, Garage Door (1CH Smart Life app): Amazon.com: Tools & Home Improvement
NOYITO 8-Channel Relay Module High Low Level Trigger with Optocoupler Isolation Load DC 30V AC 250V 10A for PLC Automation Equipment Control Industrial Control (8 Channel 12V): Amazon.com: Industrial & Scientific
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
NOYITO 4-Channel Relay Module 5V 12V 24V High Low Level Trigger with Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 5V, Red): Amazon.com: Industrial & Scientific
Amazon.com: HiLetgo 5V 8 Channel Relay Module with OPTO-Isolated Support High and Low Level Trigger : Industrial & Scientific
Amazon.com: DC 12V Adjustable Times Switch Module Signal Trigger Turn Off Timer Delay Switch Module 0~25Seconds Time Delay : Tools & Home Improvement
Amazon.com: HiLetgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High or Low Level Trigger : Industrial & Scientific
Delay Off Relay Module 10A 12V DC Time Relay Module D3 Channel High Level Trigger Timer Switch with Optocoupler Isolation Normally Open Normally Closed,Relay: Amazon.com: Industrial & Scientific
Amazon.com: Timer Switch Module, DC 12V Adjustable Delay Timing Timer Relay ON Off Switch : Tools & Home Improvement
Amazon.com: DC 12V 10A Automatic Power Switching Module, Emergency Power Supply Charging Controller, with Stable Performance : Electronics
Amazon.com: Kigauru Relay 10Pcs 10A General Purpose Relay LY2NJ with LED lamp 8 pins dpdt Relais 12v 24v 36v 110v 220v 380v (Size : DC 12V) : Industrial & Scientific
