3PCS PC817 4 Channel Optocoupler Isolation Board Voltage Converter 3.6-30V Driver Photoelectric Isolated Module workwarehouse High-Quality Material: Made of durable

High-Quality Material: Made of durable bearing steel

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3PCS PC817 4 Channel Optocoupler Isolation Board Voltage Converter 3.6-30V Driver Photoelectric Isolated Module workwarehouse High-Quality Material: Made of durable3PCS PC817 4 Channel Optocoupler Isolation Board Voltage Converter 3. 6 30V Driver Photoelectric Isolated Module Driving port signal voltage: 3. 6 24V Output port voltage port: 3. 6 30V Jumper cap can achieve output port is high potential or pull down output Onboard 4 channel 817 are independent: can achieve different voltage control at then same time This module is used when it is necessary to isolate the control in actual work and voltage