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 4 Channel 24V Relay Module with OPTO-Isolated Support High and Low Level Trigger for PLC Automation Equipment Control : Industrial & Scientific
Amazon.com: EHDIS Car Relay 4 Pin 24v 40amp Spst Model No.: JD2912-1H-24VDC 40A 28VDC, Auto Switches & Starters, 2 Pack : Automotive
AEDIKO 4pcs Relay Module DC 12V Relay Board 1 Channel with Optocoupler Isolation Support High or Low Level: 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
HiLetgo 2pcs DC 24V 1 Channel Relay Module with OPTO Isolation Support High or Low Level Trigger
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: Relay Module (12vdc or 24vdc, 5amp/115vac/28v dc dpdt Contact) : Industrial & Scientific
AEDIKO 8 Channel Relay Module DC 5V Relay Board with OPTO-Isolated Support High or Low Level Trigger: Amazon.com: Industrial & Scientific
Amazon.com: HiLetgo 2pcs DC 24V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 24V : Industrial & Scientific