Amazon.com: 40A Solid State Relay Module SSR AC to AC Dual Way SCR Input, Input 90V to 250V Output 24V to 480V : 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
Solidremote 12V - 24V Secure Wireless RF Remote Control Relay Switch Universal 2-Channel 433MHz Receiver with 2 FCC ID Transmitters for Garage Door Openers, LED Lights etc (KIT-1) - - Amazon.com
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
24VAC, 8-Pin Side Flange Enclosed Power Relay; Electrical Connection: 1/4" Tab Terminal: 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