Amazon.com: HiLetgo 12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module for Arduino : Industrial & Scientific
Amazon.com: HiLetgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High or Low Level Trigger : Industrial & Scientific
Electronics-Salon 2 DPDT Signal Relay Module Board, DC 12V Version, for Arduino Raspberry-Pi 8051 PIC.: Amazon.com: Industrial & Scientific
2 Channel Relay Module Relay Board Expansion Board with Optocoupler Isolation High and Low Level Triggerfor 5V/12V/24V(24V): Amazon.com: Industrial & Scientific
DZS Elec DC 5V/12V 1 Channel Relay Board Programmable Multifunctional Module Cycle Timing Circuit Switch Cycle Timer Delay Trigger/Disconnect Module: Amazon.com: 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
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
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: 2 pcs 5V 2 Channel DC 5V Relay Module with Optocoupler High/Low Level Trigger Expansion Board : Industrial & Scientific
Amazon.com: MakerHawk Time Delay Relay, 12V 5V USB Relay Module 6-30V Delay Controller Board Delay-Off Cycle Timer Control Switch with LCD Display Support Micro USB 5V Power Supply : Tools & Home
Amazon.com: Trigger Module, 5V/12V 2 Channel Relay Module with Optocoupler Isolation High&Low Level Trigger Relay Extension Board(5V) : Industrial & Scientific
NOYITO 2 Channel Relay Module Self-Locking Triggering Interlocking Optocoupler Isolation High Low Level Trigger for PLC Industrial Control (12V): Amazon.com: Industrial & Scientific
Relay Module with Optocoupler 1 Channel High&Low Level Trigger Relay Module Board AC 250V/10A DC 30V/10A (5V): Amazon.com: Industrial & Scientific
5V 12V 24V 1 Channel DC Relay Module Solid State Low Level SSR Relay (5V): Amazon.com: Industrial & Scientific
5V DC Delay Relay Delay with Timer Turn on/Delay Turn Off Switch Module (5V) - - Amazon.com
Amazon.com: Acxico 1Pcs 3-32V DC 1-Channel SSR Solid State Relay High-Low Trigger 5A 5V 12V for Arduino : Industrial & Scientific
Amazon.com: MELIFE 5 Pack 5V Relay Module 5V with Indicator LED Light 1 Channel Relay Module for ARM PIC AVR MCU : Electronics
Amazon.com: Solid State Relay Module, 1 Channel DC 5V/12V 2A SSR Module Board with Fuse Low Level Trigger(5V) : Industrial & Scientific
Solid State Relay Module, 1-Channel DC 5/12V High Level Trigger Solid State Relay Module 250VAC 2A Output with Fuse (5V): Amazon.com: Industrial & Scientific
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Amazon.com: Trigger Module, 5V/12V 2 Channel Relay Module with Optocoupler Isolation High&Low Level Trigger Relay Extension Board(5V) : Industrial & Scientific
NOYITO 4-Channel Relay Module DC 5V 12V 24V Self-Locking Triggering Interlocking High Low Level Trigger for PLC Industrial Control (12V): Amazon.com: Industrial & Scientific
Amazon.com: HiLetgo 12V 4 Channel Relay Module with OPTO-Isolated Support High and Low Level Trigger : Industrial & Scientific
5V/12V/24V Relay Module,1 Channel Optocoupler Relay Module Board High & Low Trigger (5V): Amazon.com: Industrial & Scientific
