4 channel 3V/5V/12V/24v module expansion control board optocoupler isolation high/low level interoperability relay shell version

4 channel 3V/5V/12V/24v module expansion control board optocoupler isolation high/low level interoperability relay shell version
sku: 32808662129
ACCORDING TO OUR RECORDS THIS PRODUCT IS NOT AVAILABLE NOW
$11.86
Shipping from: China
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