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12V 4 Channel Relay Module With Optocoupler High and Low Level Trigger MF
- Item No : 185488812247
- Condition : New
- Brand : Unbranded/Generic
- Seller : modulefans
- Current Bid : US $4.99
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* Item Description
- Using SMD OPTOCOUPLER isolation, driving ability, stable performance ; trigger current 5mA;. Com with low short circuit, triggering the corresponding relay is low, while the high end of the short com high trigger.
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