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
Baomain AC 12V Coil Power Relay 10A DPDT LY2NJ with PTF08A Socket Base: Amazon.com: Industrial & Scientific
Relay 12V, DC 12V Single Channel Relay Module RF Wireless Switch Receiver + Remote Control Transmitter Relais Module
Amazon.com: Timer Switch Module, DC 12V Adjustable Delay Timing Timer Relay ON Off Switch : Tools & Home Improvement
Tanbupu 3PCS Relay Module 12V DC 1 Channel Relay Optocoupler Isolation Switch Board with OPTO-Isolated Support High Or Low Level Trigger Board for Arduino X-002-1-12VDC: Amazon.com: Industrial & Scientific
SainSmart 16-Channel 12V Relay Module Board for Arduino DSP AVR PIC ARM
Electronics-Salon DIN Rail Mount 8 SPDT Power Relay Interface Module. (Operating Voltage: DC 12V): Amazon.com: Industrial & Scientific
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
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
HiLetgo 2pcs DC 12V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 12V
Amazon.com: HiLetgo 5V 8 Channel Relay Module with OPTO-Isolated Support High and 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: DC 12V 10A Automatic Power Switching Module, Emergency Power Supply Charging Controller, with Stable Performance : Electronics
DZS Elec 5V 1 Channel Relay Optocoupler Isolation Module Red Board 3-5V High and 0-1.5V Low Level Triggered Load AC 0-250V / DC 0-30V 10A SCM IO Control: Amazon.com: Industrial & Scientific
ALMOCN 6Pcs DC 12V 1 Channel Relay Module With Optocoupler Isolation Support High or Low Level Trigger - - Amazon.com
Amazon.com: Trigger Module, 5V/12V 2 Channel Relay Module with Optocoupler Isolation High&Low Level Trigger Relay Extension Board(5V) : Industrial & Scientific
Amazon.com: Timer Relay,12V DC Delay Relay Turn off Switch Module with Timer (2 pack) : Tools & Home Improvement
Relay 12V, DC 12V Single Channel Relay Module RF Wireless Switch Receiver + Remote Control Transmitter Relais Module
Electronics-Salon 2 SPDT 10Amp Power Relay Module, DC 12V Version.: Amazon.com: Industrial & Scientific
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
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
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
