4-channel PLC Amplifier Board Input General-purpose Output PNP 3-5V 12-24V Transistor Board Optocoupler Isolation Board

4-channel PLC Amplifier Board Input General-purpose Output PNP 3-5V 12-24V Transistor Board Optocoupler Isolation Board
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sku: 1005004779604742
$15.12
Shipping from: China
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