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Amazon.com: Good BNTai 8 Channel Interface Relay Module 12VACDC 24VACDC 110VAC 230VAC DIN Rail Panel Mount Automation PLC Board (8Channel ACDC24V) : Industrial & Scientific
Proteus RC - WiFi Cloud Interface with email/Text alerts for Relay Contacts
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Amazon.com: HiLetgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High or Low Level Trigger : Industrial & Scientific
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Amazon.com: SainSmart 8-Channel Relay Module : Automotive
KEYREN Relay Interface Board, 16-channel 12V Relay Module Interface Control Board with Optocoupler Protection: Amazon.com: Industrial & Scientific
Amazon.com: SainSmart 4-Channel Relay Module : Automotive
Amazon.com: Ethernet Controller Network Web Server + 16-Channel Relay Module with RJ45 Interface for Controlling Lights, and Refrigerator : Electronics
Amazon.com: ANMBEST 1 Channel AC/DC 12V Rail Mount Relay Interface Module PNP NPN SPDT 16A Pluggable Power Relay, G2R-1-E : Automotive
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Amazon.com: SainSmart 2-Channel Relay Module : Industrial & Scientific
Relay Network Ethernet Relay Controller Module Control Board LAN WAN Network Web Server with RJ 45 Interface + 8 Channel Relay Module for Smart Home Remote Control
DIN Rail Mount 16 SPDT 10Amp Power Relay Interface Module (DC 5V): Amazon.com: Industrial & Scientific
Amazon.com: 8 Channel I2C Interface Bus Solid State Relay Module for Arduino Raspberry PI and All Mic, AC Voltage Frequency Range 50…60Hz, AC Controlling Voltage Range 100…240VAC Long Life Quite Relay :
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ZYAMY 5-Pack DC 5V 1 Channel Relay Module Interface Board Shield Low Level Trigger for SCM Household Appliance Control: Amazon.com: Industrial & Scientific
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Electronics-Salon AC/DC 12V Slim DIN Rail Mount 10Amp SPDT Power Relay Interface Module, G2R-1 12V.: Amazon.com: Industrial & Scientific
Amazon.com: HiLetgo 2pcs 5V One Channel Relay Module Relay Switch with OPTO Isolation High Low Level Trigger : Industrial & Scientific
Amazon.com: Finder General Purpose Relay, 38 Series, Interface, Dpdt, 24 V, 8 A Rohs Compliant: Yes - 38.52.0.024.0060 : Industrial & Scientific
