16 Optocoupler Isolation Signal Polarity Conversion Module NPN to PNP PNP to NPN HY-16-NP-NP

16 Optocoupler Isolation Signal Polarity Conversion Module NPN to PNP PNP to NPN HY-16-NP-NP
sku: 1005005445769917
$22.81
Shipping from: China
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