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4 Channel Relay Module 30A With Optocoupler Isolation 5V 12V 24V Supports High and Low Triger Trigger PLC Automation Smart Home

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sku: 1005005861659143

$4.60

Shipping from: China

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4 Channel relay module 30A with optocoupler isolation 5V 12V 24V supports high and low Triger trigger

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