RankProduct NameScore
1Icstation 1CH DC 3V 3.3V Relay Power Switch Module with Optocoupler High Level Trigger for ESP8266 Development Board Arduinoo (Pack of 2)Icstation 1CH DC 3V 3.3V Relay Power Switch Module with Optocoupler High Level Trigger for ESP8266 Development Board Arduinoo (Pack of 2)
Icstation		9.7GET ON AMAZON
2HiLetgo 2PCS 5V 1 Channel Relay Module with optocoupler Support High or Low Level TriggerHiLetgo 2PCS 5V 1 Channel Relay Module with optocoupler Support High or Low Level Trigger
HiLetgo®		9.4GET ON AMAZON
3DC Motor Driver, DROK L298 Dual H Bridge Motor Speed Controller DC 6.5V-27V 7A PWM Motor Regulator Board 12V 24V Electric Motor Control Module Industrial 160W with Optocoupler IsolationDC Motor Driver, DROK L298 Dual H Bridge Motor Speed Controller DC 6.5V-27V 7A PWM Motor Regulator Board 12V 24V Electric Motor Control Module Industrial 160W with Optocoupler Isolation
DROK		9.1GET ON AMAZON
4FICBOX 6Pack 5V One 1 Channel Relay Module Board Shield With Optocoupler Support High And Low Level Trigger Power Supply Module For ArduinoFICBOX 6Pack 5V One 1 Channel Relay Module Board Shield With Optocoupler Support High And Low Level Trigger Power Supply Module For Arduino
FICBOX		8.7GET ON AMAZON
5NOYITO PC817 4-Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated ModuleNOYITO PC817 4-Channel Optocoupler Isolation Board Voltage Converter Adapter Module 3.6-30V Driver Photoelectric Isolated Module
NOYITO		8.4GET ON AMAZON
6AUWU 5 x Slot Type IR Optocoupler Speed Sensor Module LM393 for ArduinoAUWU 5 x Slot Type IR Optocoupler Speed Sensor Module LM393 for Arduino
AUWU		8.1GET ON AMAZON
7Instrument Parts & Accessories - 5pcs Wholesale 3du5c Metal Encapsulated Silicon Phototransistor Transistor - M10 Aluminum Transistor Logic Optocoupler To126 1590b 4n35 White Off Mur1560 StInstrument Parts & Accessories – 5pcs Wholesale 3du5c Metal Encapsulated Silicon Phototransistor Transistor – M10 Aluminum Transistor Logic Optocoupler To126 1590b 4n35 White Off Mur1560 St
Unknown		7.9GET ON AMAZON
8Mooer SCS1 Spark CompressorMooer SCS1 Spark Compressor
Mooer		7.5GET ON AMAZON
9Huayao 2pcs 4 Channel DC 5V Relay Module with Optocoupler for Arduino UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Raspberry PiHuayao 2pcs 4 Channel DC 5V Relay Module with Optocoupler for Arduino UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Raspberry Pi
Huayao		7.4GET ON AMAZON
10Audio to Light Modulator Kit (Kit)Audio to Light Modulator Kit (Kit)
DIY ELECTRONICS (THAILAND)		7.4GET ON AMAZON

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