1PCS RS422 Mutual Conversion TTL Bidirectional Signal Module Full Duplex 422-to-SCM MAX490-to-TTL Module

1PCS RS422 Mutual Conversion TTL Bidirectional Signal Module Full Duplex 422-to-SCM MAX490-to-TTL Module
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sku: 1005005752470638
$1.45
Shipping from: China
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