AC 220V 1 Channel Optocoupler Isolation Module Board 1 Way PLC Compatible Microcontroller Photocoupler Module 3-5V TTL

AC 220V 1 Channel Optocoupler Isolation Module Board 1 Way PLC Compatible Microcontroller Photocoupler Module 3-5V TTL
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sku: 1005002629479263
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$2.85
Shipping from: China

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