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Amazon.com: WINGONEER 5PCS KY-019 5V One Channel Relay Module Board Shield for PIC AVR DSP ARM for Relay : Electronics
USB 4 Channel (10A) Relay Output Module,Board for Home Automation: Amazon.com: Industrial & Scientific
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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
Amazon.com: Ethernet RJ45 TCP/IP Relay Remote Control Controller Network Web Server 8 Channels Relay Module Board 250V/AC 10A with Case(White) : Electronics
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
Amazon.com: 5V Relay Module with Optocoupler Isolation Support High and Low Level Trigger Relay Red Board (8 Channel 5V Relay) : Industrial & Scientific
NEMA Control Relay, 4NO, 480VAC, 10A: Amazon.com: Industrial & Scientific
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AEDIKO 8 Channel Relay Module DC 5V Relay Board with OPTO-Isolated Support High or Low Level Trigger: Amazon.com: Industrial & Scientific
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Square D NEMA Style Control Relay, 24VDC, 10A @ 120/240/480/600V, 5A @ 125/ 250V, 10 Pins: Amazon.com: Industrial & Scientific
Relay Module, 250V 10A AC Reliable Bistable Relay Module Electronic Components for Factory Equipment(24V): Amazon.com: Tools & Home Improvement
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
Square D NEMA Style Control Relay, 24VAC, 10A @ 120/240/480/600V, 5A @ 125/ 250V, 18 Pins: Amazon.com: Industrial & Scientific
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: 4 pcs DC 5V 1 Channel Relay Module Board Shield High/Low Level Trigger with Optocoupler : Industrial & Scientific
Amazon.com: Aoicrie 5Pcs DC 5V 1 Channel Relay Module Board Shield with Optocoupler Isolation Support High or Low Level Compatible Development Board Trigger : Electronics
Finder Relay 56.32.8.120.0050 Ind. Plug-in Relay 120VAC: Amazon.com: Industrial & Scientific
Amazon.com: CENTAURUS 5PCS NE555 Delay Relay Shield Timer Switch Adjustable Module 0 to 10 Second DC 12V NE555 Timer Delay Converter for Automotive Control System Electrical Equipment : Tools & Home Improvement
Amazon.com: DZS Elec 12V 4 Channel High/Low Level Trigger with Optical Isolation Relay Module Fault Tolerant Design Load AC 0-250V/10A DC 0-30V/10A Circuit Switch Board : Industrial & Scientific
Tolako 5v 16 Channel Relay Module Board for Arduino with Optocoupler Protection Works with Official Arduino Board: Amazon.com: Tools & Home Improvement
Amazon.com: Solid State Relay, SSR-10 AA 10A Solid State Relay Module(SSR AC AC Input 90-250V AC Output 24-480V AC) : Industrial & Scientific
